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| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Cabin construction general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Condominium, single-family, construction general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Construction management, single-family building |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Cottage construction general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Custom builders (except for-sale), single-family home |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Duplex (i.e., side-by-side) construction general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Home builders (except for-sale), single-family |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Housing, single-family, construction general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Log home construction general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Low income housing, single-family, construction general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Modular single-family housing assembled on site by general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Panelized single-family housing assembled on site by general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Precut single-family housing assembled on site by general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Prefabricated residential building erection, single-family |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Premanufactured single-family housing assembled on site by general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Residential construction, single-family, general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Row house (i.e., single-family type) construction general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Single-family attached housing construction general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Single-family detached housing construction general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Single-family homes built on land owned by others, general contractors of |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Single-family house construction by general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Time-share condominium construction general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Town house (i.e., single-family type) construction by general contractors |
| 236115 | New Single-Family Housing Construction (except For-Sale Builders) | Vacation home, single-family, construction by general contractors |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Apartment building construction general contractors |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Condominium, multifamily, construction general contractors |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Construction management, multifamily building |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Cooperative apartment, construction general contractors |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Custom builders (except for-sale), multifamily buildings |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Duplex (i.e., one unit above the other), construction general contractors |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Garden apartment construction general contractors |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | High-rise apartment construction general contractors |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Home builders (except for-sale), multifamily |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Housing, multifamily, construction general contractors |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Low income housing, multifamily, construction general contractors |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Low-rise apartment construction general contractors |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Multifamily building construction general contractors |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Panelized multifamily housing assembled on site by general contractors |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Precut multifamily housing assembled on site by general contractors |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Prefabricated residential building erection, multifamily |
| 236116 | New Multifamily Housing Construction (except For-Sale Builders) | Residential construction, multifamily, general contractors |
| 236117 | New Housing For-Sale Builders | Apartment building for-sale builders |
| 236117 | New Housing For-Sale Builders | Cabin for-sale builders |
| 236117 | New Housing For-Sale Builders | Condominium for-sale builders |
| 236117 | New Housing For-Sale Builders | Cooperative apartment for-sale builders |
| 236117 | New Housing For-Sale Builders | Cottage for-sale builders |
| 236117 | New Housing For-Sale Builders | Custom builders, for-sale builders, multifamily buildings |
| 236117 | New Housing For-Sale Builders | Custom builders, for-sale builders, single-family home |
| 236117 | New Housing For-Sale Builders | Duplex for-sale builders |
| 236117 | New Housing For-Sale Builders | For-sale builders (i.e., building on own land, for sale), residential |
| 236117 | New Housing For-Sale Builders | For-sale builders (i.e., building on own land, for sale), single-family housing |
| 236117 | New Housing For-Sale Builders | Garden apartment for-sale builders |
| 236117 | New Housing For-Sale Builders | High-rise apartment for-sale builders |
| 236117 | New Housing For-Sale Builders | Home builders, for-sale |
| 236117 | New Housing For-Sale Builders | Housing construction, for-sale builder |
| 236117 | New Housing For-Sale Builders | Housing construction, merchant builder |
| 236117 | New Housing For-Sale Builders | Log home for-sale builders |
| 236117 | New Housing For-Sale Builders | Low income housing construction for-sale builders |
| 236117 | New Housing For-Sale Builders | Low-rise apartment for-sale builders |
| 236117 | New Housing For-Sale Builders | Merchant builders (i.e., building on own land, for sale), residential |
| 236117 | New Housing For-Sale Builders | Modular housing, residential, assembled on site by for-sale builders |
| 236117 | New Housing For-Sale Builders | Multifamily building for-sale builders |
| 236117 | New Housing For-Sale Builders | Panelized housing, residential, assembled on site by for-sale builders |
| 236117 | New Housing For-Sale Builders | Panelized multifamily housing assembled on site by for-sale builders |
| 236117 | New Housing For-Sale Builders | Precut housing, residential, assembled on site by for-sale builders |
| 236117 | New Housing For-Sale Builders | Premanufactured housing assembled on site by for-sale builders |
| 236117 | New Housing For-Sale Builders | Residential for-sale builders |
| 236117 | New Housing For-Sale Builders | Row house construction for-sale builders |
| 236117 | New Housing For-Sale Builders | Single-family housing built on own land for sale (i.e., for-sale builders) |
| 236117 | New Housing For-Sale Builders | Single-family housing construction for-sale builders |
| 236117 | New Housing For-Sale Builders | Speculative builders (i.e., building on own land, for sale), multifamily housing |
| 236117 | New Housing For-Sale Builders | Speculative builders (i.e., building on own land, for sale), residential |
| 236117 | New Housing For-Sale Builders | Speculative builders (i.e., building on own land, for sale), single-family housing |
| 236117 | New Housing For-Sale Builders | Time-share condominium construction for-sale builders |
| 236117 | New Housing For-Sale Builders | Town house construction for-sale builders |
| 236117 | New Housing For-Sale Builders | Vacation housing construction for-sale builders |
| 236118 | Residential Remodelers | Addition, alteration and renovation (i.e., construction), multifamily building |
| 236118 | Residential Remodelers | Addition, alteration and renovation (i.e., construction), residential building |
| 236118 | Residential Remodelers | Addition, alteration and renovation of single-family dwellings |
| 236118 | Residential Remodelers | Addition, alteration and renovation, multifamily building, for-sale builders |
| 236118 | Residential Remodelers | Addition, alteration and renovation, multifamily building, general contractors |
| 236118 | Residential Remodelers | Addition, alteration and renovation, residential building, for-sale builders |
| 236118 | Residential Remodelers | Addition, alteration and renovation, residential building, general contractors |
| 236118 | Residential Remodelers | Addition, alteration and renovation, single-family housing, for-sale builders |
| 236118 | Residential Remodelers | Addition, alteration and renovation, single-family housing, general contractors |
| 236118 | Residential Remodelers | Building, residential, addition, alteration and renovation |
| 236118 | Residential Remodelers | Construction management, residential remodeling |
| 236118 | Residential Remodelers | Fire and flood restoration, multifamily building, general contractors |
| 236118 | Residential Remodelers | Fire and flood restoration, single-family housing, general contractors |
| 236118 | Residential Remodelers | Handyman construction service, residential building |
| 236118 | Residential Remodelers | Home improvement (e.g., adding on, remodeling, renovating) |
| 236118 | Residential Remodelers | Home improvement (e.g., adding on, remodeling, renovating), multifamily building, for-sale builders |
| 236118 | Residential Remodelers | Home improvement (e.g., adding on, remodeling, renovating), multifamily building, general contractors |
| 236118 | Residential Remodelers | Home improvement (e.g., adding on, remodeling, renovating), single-family housing, for-sale builders |
| 236118 | Residential Remodelers | Home improvement (e.g., adding on, remodeling, renovating), single-family housing, general contractors |
| 236118 | Residential Remodelers | Home renovation |
| 236118 | Residential Remodelers | Porch construction, residential-type |
| 236118 | Residential Remodelers | Remodeling and renovating for-sale builders |
| 236118 | Residential Remodelers | Remodeling and renovating general contractors, multifamily building |
| 236118 | Residential Remodelers | Remodeling and renovating general contractors, residential |
| 236118 | Residential Remodelers | Remodeling and renovating general contractors, single-family housing |
| 236118 | Residential Remodelers | Remodeling and renovating single-family housing |
| 236118 | Residential Remodelers | Remodeling and renovating, residential building |
| 236118 | Residential Remodelers | Sunroom additions, residential |
| 236210 | Industrial Building Construction | Acid plant construction |
| 236210 | Industrial Building Construction | Addition, alteration and renovation, for-sale builders, industrial building (except warehouses) |
| 236210 | Industrial Building Construction | Addition, alteration and renovation, general contractors, industrial building (except warehouses) |
| 236210 | Industrial Building Construction | Addition, alteration and renovation, industrial building (except warehouses) |
| 236210 | Industrial Building Construction | Aluminum plant construction |
| 236210 | Industrial Building Construction | Ammonium plant construction |
| 236210 | Industrial Building Construction | Assembly plant construction |
| 236210 | Industrial Building Construction | Blast furnace construction |
| 236210 | Industrial Building Construction | Cannery construction |
| 236210 | Industrial Building Construction | Cement plant construction |
| 236210 | Industrial Building Construction | Chemical (except petrochemical process-type) plant construction |
| 236210 | Industrial Building Construction | Clean room construction |
| 236210 | Industrial Building Construction | Construction management, industrial building (except warehouses) |
| 236210 | Industrial Building Construction | Factory construction |
| 236210 | Industrial Building Construction | Fish processing plant construction |
| 236210 | Industrial Building Construction | Food processing plant construction |
| 236210 | Industrial Building Construction | For-sale builders (i.e., building on own land, for sale), industrial building (except warehouses) |
| 236210 | Industrial Building Construction | Foundry construction |
| 236210 | Industrial Building Construction | Furnace (i.e., industrial plant structure) construction |
| 236210 | Industrial Building Construction | Garbage disposal plant construction |
| 236210 | Industrial Building Construction | Incinerator, mass-burn type, construction |
| 236210 | Industrial Building Construction | Incinerator, municipal waste disposal, construction |
| 236210 | Industrial Building Construction | Industrial building (except warehouses) construction |
| 236210 | Industrial Building Construction | Industrial building (except warehouses) construction, for-sale builders |
| 236210 | Industrial Building Construction | Industrial building (except warehouses) construction, general contractors |
| 236210 | Industrial Building Construction | Kiln construction |
| 236210 | Industrial Building Construction | Manufacturing building construction |
| 236210 | Industrial Building Construction | Materials recovery facility construction |
| 236210 | Industrial Building Construction | Metal processing plant construction |
| 236210 | Industrial Building Construction | Mine loading and discharging station construction |
| 236210 | Industrial Building Construction | Motor vehicle assembly plant construction |
| 236210 | Industrial Building Construction | Ore and metal refinery construction |
| 236210 | Industrial Building Construction | Oven, industrial plant, construction |
| 236210 | Industrial Building Construction | Paper or pulp mill construction |
| 236210 | Industrial Building Construction | Pharmaceutical manufacturing plant construction |
| 236210 | Industrial Building Construction | Prefabricated industrial building (except warehouses) erection |
| 236210 | Industrial Building Construction | Printing plant construction |
| 236210 | Industrial Building Construction | Refuse disposal plant (except sewage treatment) construction |
| 236210 | Industrial Building Construction | Smelter construction |
| 236210 | Industrial Building Construction | Speculative builders (i.e., building on own land, for sale), industrial building (except warehouses) |
| 236210 | Industrial Building Construction | Steel mill construction |
| 236210 | Industrial Building Construction | Textile mill construction |
| 236210 | Industrial Building Construction | Tipple, mining, construction |
| 236210 | Industrial Building Construction | Washery, mining, construction |
| 236210 | Industrial Building Construction | Waste disposal plant (except sewage treatment) construction |
| 236220 | Commercial and Institutional Building Construction | Addition, alteration and renovation, commercial and institutional building |
| 236220 | Commercial and Institutional Building Construction | Addition, alteration and renovation, commercial warehouse |
| 236220 | Commercial and Institutional Building Construction | Addition, alteration and renovation, for-sale builders, commercial and institutional building |
| 236220 | Commercial and Institutional Building Construction | Addition, alteration and renovation, for-sale builders, commercial warehouse |
| 236220 | Commercial and Institutional Building Construction | Addition, alteration and renovation, for-sale builders, hotel and motel |
| 236220 | Commercial and Institutional Building Construction | Addition, alteration and renovation, for-sale builders, industrial warehouse |
| 236220 | Commercial and Institutional Building Construction | Addition, alteration and renovation, general contractors, commercial and institutional building |
| 236220 | Commercial and Institutional Building Construction | Addition, alteration and renovation, general contractors, commercial warehouse |
| 236220 | Commercial and Institutional Building Construction | Addition, alteration and renovation, general contractors, hotel and motel |
| 236220 | Commercial and Institutional Building Construction | Addition, alteration and renovation, general contractors, industrial warehouse |
| 236220 | Commercial and Institutional Building Construction | Addition, alteration and renovation, hotel and motel |
| 236220 | Commercial and Institutional Building Construction | Addition, alteration and renovation, industrial warehouse |
| 236220 | Commercial and Institutional Building Construction | Administration building construction |
| 236220 | Commercial and Institutional Building Construction | Airport building construction |
| 236220 | Commercial and Institutional Building Construction | Airport terminal construction |
| 236220 | Commercial and Institutional Building Construction | Amusement facility construction |
| 236220 | Commercial and Institutional Building Construction | Animal shelter and clinic construction |
| 236220 | Commercial and Institutional Building Construction | Arena construction |
| 236220 | Commercial and Institutional Building Construction | Armory construction |
| 236220 | Commercial and Institutional Building Construction | Athletic court, indoor, construction |
| 236220 | Commercial and Institutional Building Construction | Auditorium construction |
| 236220 | Commercial and Institutional Building Construction | Bank building construction |
| 236220 | Commercial and Institutional Building Construction | Barber shop construction |
| 236220 | Commercial and Institutional Building Construction | Barrack construction |
| 236220 | Commercial and Institutional Building Construction | Beauty salon construction |
| 236220 | Commercial and Institutional Building Construction | Broadcasting station construction |
| 236220 | Commercial and Institutional Building Construction | Bunkhouse construction |
| 236220 | Commercial and Institutional Building Construction | Bus shelter construction |
| 236220 | Commercial and Institutional Building Construction | Bus terminal construction |
| 236220 | Commercial and Institutional Building Construction | Casino construction |
| 236220 | Commercial and Institutional Building Construction | Cinema construction |
| 236220 | Commercial and Institutional Building Construction | Civic center construction |
| 236220 | Commercial and Institutional Building Construction | Clinic construction |
| 236220 | Commercial and Institutional Building Construction | Cold storage plant construction |
| 236220 | Commercial and Institutional Building Construction | Commercial building construction |
| 236220 | Commercial and Institutional Building Construction | Commercial building construction for-sale builders |
| 236220 | Commercial and Institutional Building Construction | Commercial building construction general contractors |
| 236220 | Commercial and Institutional Building Construction | Construction management, commercial and institutional building |
| 236220 | Commercial and Institutional Building Construction | Data center construction |
| 236220 | Commercial and Institutional Building Construction | Dormitory construction |
| 236220 | Commercial and Institutional Building Construction | Drycleaning plant construction |
| 236220 | Commercial and Institutional Building Construction | Educational building construction |
| 236220 | Commercial and Institutional Building Construction | Farm building construction |
| 236220 | Commercial and Institutional Building Construction | Fire and flood restoration of commercial and institutional buildings |
| 236220 | Commercial and Institutional Building Construction | Fire station construction |
| 236220 | Commercial and Institutional Building Construction | For-sale builders (i.e., building on own land, for sale), commercial and institutional building |
| 236220 | Commercial and Institutional Building Construction | Garage and service station, commercial, construction |
| 236220 | Commercial and Institutional Building Construction | Grain bin construction |
| 236220 | Commercial and Institutional Building Construction | Grain elevator construction |
| 236220 | Commercial and Institutional Building Construction | Handyman construction service, commercial and institutional building |
| 236220 | Commercial and Institutional Building Construction | Hangar construction |
| 236220 | Commercial and Institutional Building Construction | Hatchery construction |
| 236220 | Commercial and Institutional Building Construction | Health and athletic club construction |
| 236220 | Commercial and Institutional Building Construction | Hospital construction |
| 236220 | Commercial and Institutional Building Construction | Hotel construction |
| 236220 | Commercial and Institutional Building Construction | Ice rink, indoor, construction |
| 236220 | Commercial and Institutional Building Construction | Indoor swimming pool construction |
| 236220 | Commercial and Institutional Building Construction | Institutional building construction |
| 236220 | Commercial and Institutional Building Construction | Institutional building construction for-sale builders |
| 236220 | Commercial and Institutional Building Construction | Institutional building construction general contractors |
| 236220 | Commercial and Institutional Building Construction | Jail construction |
| 236220 | Commercial and Institutional Building Construction | Laboratory construction |
| 236220 | Commercial and Institutional Building Construction | Library construction |
| 236220 | Commercial and Institutional Building Construction | Logging camp construction |
| 236220 | Commercial and Institutional Building Construction | Mausoleum (i.e., building) construction |
| 236220 | Commercial and Institutional Building Construction | Monument (i.e., building) construction |
| 236220 | Commercial and Institutional Building Construction | Motel construction |
| 236220 | Commercial and Institutional Building Construction | Museum construction |
| 236220 | Commercial and Institutional Building Construction | Office building construction |
| 236220 | Commercial and Institutional Building Construction | Parking garage construction |
| 236220 | Commercial and Institutional Building Construction | Penitentiary construction |
| 236220 | Commercial and Institutional Building Construction | Post office construction |
| 236220 | Commercial and Institutional Building Construction | Prefabricated commercial building erection |
| 236220 | Commercial and Institutional Building Construction | Prefabricated institutional building erection |
| 236220 | Commercial and Institutional Building Construction | Prison construction |
| 236220 | Commercial and Institutional Building Construction | Public warehouse construction |
| 236220 | Commercial and Institutional Building Construction | Radio and television broadcast studio construction |
| 236220 | Commercial and Institutional Building Construction | Radio station construction |
| 236220 | Commercial and Institutional Building Construction | Railway station construction |
| 236220 | Commercial and Institutional Building Construction | Recreational facility building construction |
| 236220 | Commercial and Institutional Building Construction | Religious building (e.g., church, synagogue, mosque, temple) construction |
| 236220 | Commercial and Institutional Building Construction | Restaurant construction |
| 236220 | Commercial and Institutional Building Construction | Salon construction |
| 236220 | Commercial and Institutional Building Construction | School building construction |
| 236220 | Commercial and Institutional Building Construction | Self-storage facility construction |
| 236220 | Commercial and Institutional Building Construction | Service station construction |
| 236220 | Commercial and Institutional Building Construction | Shopping center construction |
| 236220 | Commercial and Institutional Building Construction | Shopping mall construction |
| 236220 | Commercial and Institutional Building Construction | Silo construction |
| 236220 | Commercial and Institutional Building Construction | Speculative builders (i.e., building on own land, for sale), commercial and institutional building |
| 236220 | Commercial and Institutional Building Construction | Stadium and arena construction |
| 236220 | Commercial and Institutional Building Construction | Storage elevator construction |
| 236220 | Commercial and Institutional Building Construction | Store construction |
| 236220 | Commercial and Institutional Building Construction | Swimming facility, indoor, construction |
| 236220 | Commercial and Institutional Building Construction | Television station construction |
| 236220 | Commercial and Institutional Building Construction | Tennis court, indoor, construction |
| 236220 | Commercial and Institutional Building Construction | Theater construction |
| 236220 | Commercial and Institutional Building Construction | Truck terminal construction |
| 236220 | Commercial and Institutional Building Construction | Warehouse construction (e.g., commercial, industrial, manufacturing, private) |
| 236220 | Commercial and Institutional Building Construction | Warehouse, commercial and institutional, construction |
| 236220 | Commercial and Institutional Building Construction | Warehouse, industrial, construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Aqueduct construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Artesian well construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Capping of water wells |
| 237110 | Water and Sewer Line and Related Structures Construction | Construction management, water and sewage treatment plant |
| 237110 | Water and Sewer Line and Related Structures Construction | Construction management, water and sewer line |
| 237110 | Water and Sewer Line and Related Structures Construction | Distribution line, sewer and water, construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Drilling water wells (except water intake wells in oil and gas fields) |
| 237110 | Water and Sewer Line and Related Structures Construction | Fire hydrant installation |
| 237110 | Water and Sewer Line and Related Structures Construction | Geothermal drilling |
| 237110 | Water and Sewer Line and Related Structures Construction | Hydrant and flushing hydrant installation |
| 237110 | Water and Sewer Line and Related Structures Construction | Irrigation project construction (except lawn) |
| 237110 | Water and Sewer Line and Related Structures Construction | Lagoon, sewage treatment construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Pumping station, water and sewage system, construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Reservoir construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Sanitary sewer construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Sewage collection and disposal line construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Sewage disposal plant construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Sewage treatment plant construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Sewer construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Sewer main, pipe and connection, construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Storm sewer construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Utility line (i.e., sewer, water), construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Water desalination plant construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Water filtration plant construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Water main and line construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Water pumping or lift station construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Water sampling station installation |
| 237110 | Water and Sewer Line and Related Structures Construction | Water system storage tank and tower construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Water treatment plant construction |
| 237110 | Water and Sewer Line and Related Structures Construction | Water well drilling, digging, boring or sinking (except water intake wells in oil and gas fields) |
| 237110 | Water and Sewer Line and Related Structures Construction | Water well pump and well piping system installation |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Compressor, metering and pumping station, gas and oil pipeline, construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Construction management, oil and gas pipeline |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Construction management, oil refinery and petrochemical complex |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Corrosion protection, underground pipeline and oil storage tank |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Distribution line, gas and oil, construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Gas main construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Gathering line, gas and oil field, construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Manhole, oil and gas, construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Natural gas pipeline construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Natural gas processing plant construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Oil and gas field distribution line construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Oil pipeline construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Oil refinery construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Petrochemical plant construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Petroleum refinery construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Pipe lining (except thermal insulating) contractors |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Pipeline construction on oil and gas field gathering lines to point of distribution on a contract basis |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Pipeline rehabilitation contractors |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Pipeline wrapping contractors |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Pipeline, gas and oil, construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Pumping station, gas and oil transmission, construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Refinery, petroleum, construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Service line, gas and oil, construction |
| 237120 | Oil and Gas Pipeline and Related Structures Construction | Storage tank, natural gas or oil, tank farm or field, construction |
| 237130 | Power and Communication Line and Related Structures Construction | Alternative energy (e.g., geothermal, ocean wave, solar, wind) structure construction |
| 237130 | Power and Communication Line and Related Structures Construction | Cable laying (e.g., fiber optic, electricity, marine, telephone, cable television), including underground |
| 237130 | Power and Communication Line and Related Structures Construction | Cellular phone tower construction |
| 237130 | Power and Communication Line and Related Structures Construction | Co-generation plant construction |
| 237130 | Power and Communication Line and Related Structures Construction | Communication antenna construction |
| 237130 | Power and Communication Line and Related Structures Construction | Communication tower construction |
| 237130 | Power and Communication Line and Related Structures Construction | Construction management, power and communication transmission line |
| 237130 | Power and Communication Line and Related Structures Construction | Electric light and power plant (except hydroelectric) construction |
| 237130 | Power and Communication Line and Related Structures Construction | Electric power transmission line and tower construction |
| 237130 | Power and Communication Line and Related Structures Construction | Electricity generating plant (except hydroelectric) construction |
| 237130 | Power and Communication Line and Related Structures Construction | Fiber optic cable transmission line construction |
| 237130 | Power and Communication Line and Related Structures Construction | Microwave relay tower construction |
| 237130 | Power and Communication Line and Related Structures Construction | Nuclear power plant construction |
| 237130 | Power and Communication Line and Related Structures Construction | Pole line construction |
| 237130 | Power and Communication Line and Related Structures Construction | Power line stringing |
| 237130 | Power and Communication Line and Related Structures Construction | Power plant (except hydroelectric) construction |
| 237130 | Power and Communication Line and Related Structures Construction | Radio transmitting tower construction |
| 237130 | Power and Communication Line and Related Structures Construction | Satellite receiving station construction |
| 237130 | Power and Communication Line and Related Structures Construction | Solar power structure construction |
| 237130 | Power and Communication Line and Related Structures Construction | Substation and switching station, power transmission line, construction |
| 237130 | Power and Communication Line and Related Structures Construction | Telephone line construction |
| 237130 | Power and Communication Line and Related Structures Construction | Telephone line stringing |
| 237130 | Power and Communication Line and Related Structures Construction | Television transmitting tower construction |
| 237130 | Power and Communication Line and Related Structures Construction | Thermal power plant construction |
| 237130 | Power and Communication Line and Related Structures Construction | Tower, power distribution and communication, construction |
| 237130 | Power and Communication Line and Related Structures Construction | Transformer station and substation, electric power, construction |
| 237130 | Power and Communication Line and Related Structures Construction | Transmission and distribution line construction |
| 237130 | Power and Communication Line and Related Structures Construction | Underground cable (e.g., fiber optic, electricity, telephone, cable television) laying |
| 237130 | Power and Communication Line and Related Structures Construction | Utility line (i.e., communication, electric power), construction |
| 237130 | Power and Communication Line and Related Structures Construction | Wind power structure construction |
| 237210 | Land Subdivision | Building lot subdividing |
| 237210 | Land Subdivision | Land (except cemeteries) subdividers |
| 237210 | Land Subdivision | Land acquisition, assembling and subdividing |
| 237210 | Land Subdivision | Land developers (i.e., subdividing and installing infrastructure) |
| 237210 | Land Subdivision | Land subdividing and utility installation (e.g., electric, sewer and water) |
| 237210 | Land Subdivision | Preparing and subdividing land for sale |
| 237210 | Land Subdivision | Real estate (except cemeteries) subdividers |
| 237210 | Land Subdivision | Real property (except cemeteries) subdivision |
| 237210 | Land Subdivision | Subdividers, real estate |
| 237210 | Land Subdivision | Subdividing and preparing land owned by others |
| 237210 | Land Subdivision | Subdividing real estate |
| 237310 | Highway, Street, and Bridge Construction | Abutment construction |
| 237310 | Highway, Street, and Bridge Construction | Airport runway construction |
| 237310 | Highway, Street, and Bridge Construction | Airport runway line painting (e.g., striping) |
| 237310 | Highway, Street, and Bridge Construction | Asphalt paving (i.e., highway, road, street, public sidewalk) |
| 237310 | Highway, Street, and Bridge Construction | Bridge approach construction |
| 237310 | Highway, Street, and Bridge Construction | Bridge construction |
| 237310 | Highway, Street, and Bridge Construction | Bridge decking construction |
| 237310 | Highway, Street, and Bridge Construction | Causeway construction |
| 237310 | Highway, Street, and Bridge Construction | Concrete paving (i.e., highway, road, street, public sidewalk) |
| 237310 | Highway, Street, and Bridge Construction | Construction management, highway, road, street and bridge |
| 237310 | Highway, Street, and Bridge Construction | Culverts, highway, road and street, construction |
| 237310 | Highway, Street, and Bridge Construction | Curbs and street gutters, highway, road and street, construction |
| 237310 | Highway, Street, and Bridge Construction | Elevated highway construction |
| 237310 | Highway, Street, and Bridge Construction | Grading, highway, road, street and airport runway |
| 237310 | Highway, Street, and Bridge Construction | Guardrail construction |
| 237310 | Highway, Street, and Bridge Construction | Highway construction |
| 237310 | Highway, Street, and Bridge Construction | Highway line painting |
| 237310 | Highway, Street, and Bridge Construction | Logging road construction |
| 237310 | Highway, Street, and Bridge Construction | Oil field road construction |
| 237310 | Highway, Street, and Bridge Construction | Overpass construction |
| 237310 | Highway, Street, and Bridge Construction | Painting lines on highways, streets and bridges |
| 237310 | Highway, Street, and Bridge Construction | Painting traffic lanes or parking lots |
| 237310 | Highway, Street, and Bridge Construction | Parking lot marking and line painting |
| 237310 | Highway, Street, and Bridge Construction | Parkway construction |
| 237310 | Highway, Street, and Bridge Construction | Pavement, highway, road, street, bridge or airport runway, construction |
| 237310 | Highway, Street, and Bridge Construction | Pothole filling, highway, road, street or bridge |
| 237310 | Highway, Street, and Bridge Construction | Repair, highway, road, street, bridge or airport runway |
| 237310 | Highway, Street, and Bridge Construction | Resurfacing, highway, road, street, bridge or airport runway |
| 237310 | Highway, Street, and Bridge Construction | Road construction |
| 237310 | Highway, Street, and Bridge Construction | Runway, airport, line painting (e.g., striping) |
| 237310 | Highway, Street, and Bridge Construction | Sidewalk, public, construction |
| 237310 | Highway, Street, and Bridge Construction | Sign erection, highway, road, street, or bridge |
| 237310 | Highway, Street, and Bridge Construction | Street construction |
| 237310 | Highway, Street, and Bridge Construction | Surfacing, highway, road, street, bridge or airport runway |
| 237310 | Highway, Street, and Bridge Construction | Tarring roads |
| 237310 | Highway, Street, and Bridge Construction | Traffic lane painting |
| 237310 | Highway, Street, and Bridge Construction | Trestle construction |
| 237310 | Highway, Street, and Bridge Construction | Underpass construction |
| 237990 | Other Heavy and Civil Engineering Construction | Anchored earth retention contractors |
| 237990 | Other Heavy and Civil Engineering Construction | Athletic field (except stadium) construction |
| 237990 | Other Heavy and Civil Engineering Construction | Avalanche, rockslide, mudslide, or roadside protection construction |
| 237990 | Other Heavy and Civil Engineering Construction | Breakwater construction |
| 237990 | Other Heavy and Civil Engineering Construction | Bridle path construction |
| 237990 | Other Heavy and Civil Engineering Construction | Bulkhead wall or embankment construction |
| 237990 | Other Heavy and Civil Engineering Construction | Caisson (i.e., marine or pneumatic structures) construction |
| 237990 | Other Heavy and Civil Engineering Construction | Canal construction |
| 237990 | Other Heavy and Civil Engineering Construction | Channel construction |
| 237990 | Other Heavy and Civil Engineering Construction | Cofferdam construction |
| 237990 | Other Heavy and Civil Engineering Construction | Construction management, dam |
| 237990 | Other Heavy and Civil Engineering Construction | Construction management, marine structure |
| 237990 | Other Heavy and Civil Engineering Construction | Construction management, mass transit |
| 237990 | Other Heavy and Civil Engineering Construction | Construction management, outdoor recreation facility |
| 237990 | Other Heavy and Civil Engineering Construction | Construction management, tunnel |
| 237990 | Other Heavy and Civil Engineering Construction | Cribbing (i.e., shore protection), construction |
| 237990 | Other Heavy and Civil Engineering Construction | Dam construction |
| 237990 | Other Heavy and Civil Engineering Construction | Dike and other flood control structure construction |
| 237990 | Other Heavy and Civil Engineering Construction | Dock construction |
| 237990 | Other Heavy and Civil Engineering Construction | Drainage canal and ditch construction |
| 237990 | Other Heavy and Civil Engineering Construction | Drainage project construction |
| 237990 | Other Heavy and Civil Engineering Construction | Dredging (e.g., canal, channel, ditch, waterway) |
| 237990 | Other Heavy and Civil Engineering Construction | Drive-in movie facility construction |
| 237990 | Other Heavy and Civil Engineering Construction | Earth retention system construction |
| 237990 | Other Heavy and Civil Engineering Construction | Earth-filled dam construction |
| 237990 | Other Heavy and Civil Engineering Construction | Electricity generating plant, hydroelectric, construction |
| 237990 | Other Heavy and Civil Engineering Construction | Embankment construction |
| 237990 | Other Heavy and Civil Engineering Construction | Farm drainage tile installation |
| 237990 | Other Heavy and Civil Engineering Construction | Flood control project construction |
| 237990 | Other Heavy and Civil Engineering Construction | Floodway canal and ditch construction |
| 237990 | Other Heavy and Civil Engineering Construction | Gabion construction |
| 237990 | Other Heavy and Civil Engineering Construction | Golf course construction |
| 237990 | Other Heavy and Civil Engineering Construction | Harbor construction |
| 237990 | Other Heavy and Civil Engineering Construction | Helical pier (i.e., marine or pneumatic structures) construction |
| 237990 | Other Heavy and Civil Engineering Construction | Horizontal drilling (e.g., underground cable, pipeline, sewer installation) |
| 237990 | Other Heavy and Civil Engineering Construction | Hydroelectric generating facility construction |
| 237990 | Other Heavy and Civil Engineering Construction | Ice rink (except indoor) construction |
| 237990 | Other Heavy and Civil Engineering Construction | Jetty construction |
| 237990 | Other Heavy and Civil Engineering Construction | Land drainage contractors |
| 237990 | Other Heavy and Civil Engineering Construction | Levee construction |
| 237990 | Other Heavy and Civil Engineering Construction | Light rail system construction |
| 237990 | Other Heavy and Civil Engineering Construction | Lock and waterway construction |
| 237990 | Other Heavy and Civil Engineering Construction | Marine construction |
| 237990 | Other Heavy and Civil Engineering Construction | Microtunneling contractors |
| 237990 | Other Heavy and Civil Engineering Construction | Missile facility construction |
| 237990 | Other Heavy and Civil Engineering Construction | Monorail construction |
| 237990 | Other Heavy and Civil Engineering Construction | Nuclear waste disposal site construction |
| 237990 | Other Heavy and Civil Engineering Construction | Outdoor recreation facility construction |
| 237990 | Other Heavy and Civil Engineering Construction | Park and recreational open space improvement construction |
| 237990 | Other Heavy and Civil Engineering Construction | Pier construction |
| 237990 | Other Heavy and Civil Engineering Construction | Pile driving, marine |
| 237990 | Other Heavy and Civil Engineering Construction | Pipe-jacking contractors |
| 237990 | Other Heavy and Civil Engineering Construction | Playground construction |
| 237990 | Other Heavy and Civil Engineering Construction | Port facility construction |
| 237990 | Other Heavy and Civil Engineering Construction | Power plant, hydroelectric, construction |
| 237990 | Other Heavy and Civil Engineering Construction | Railroad construction |
| 237990 | Other Heavy and Civil Engineering Construction | Railway construction (e.g., interlocker, roadbed, signal, track) |
| 237990 | Other Heavy and Civil Engineering Construction | Railway roadbed construction |
| 237990 | Other Heavy and Civil Engineering Construction | Recreation area, open space, construction |
| 237990 | Other Heavy and Civil Engineering Construction | Recreational vehicle park construction |
| 237990 | Other Heavy and Civil Engineering Construction | Retaining walls, anchored (e.g., with piles, soil nails, tieback anchors), construction |
| 237990 | Other Heavy and Civil Engineering Construction | Revetment construction |
| 237990 | Other Heavy and Civil Engineering Construction | Riprap installation |
| 237990 | Other Heavy and Civil Engineering Construction | Rock removal, underwater |
| 237990 | Other Heavy and Civil Engineering Construction | Seawall, wave protection, construction |
| 237990 | Other Heavy and Civil Engineering Construction | Sediment control system construction |
| 237990 | Other Heavy and Civil Engineering Construction | Ski tow construction |
| 237990 | Other Heavy and Civil Engineering Construction | Spillway, floodwater, construction |
| 237990 | Other Heavy and Civil Engineering Construction | Sports field construction |
| 237990 | Other Heavy and Civil Engineering Construction | Streetcar line construction |
| 237990 | Other Heavy and Civil Engineering Construction | Subway construction |
| 237990 | Other Heavy and Civil Engineering Construction | Tennis courts, outdoor, construction |
| 237990 | Other Heavy and Civil Engineering Construction | Timber removal, underwater |
| 237990 | Other Heavy and Civil Engineering Construction | Trail construction |
| 237990 | Other Heavy and Civil Engineering Construction | Trenching, underwater |
| 237990 | Other Heavy and Civil Engineering Construction | Tunnel construction |
| 237990 | Other Heavy and Civil Engineering Construction | Wharf construction |
| 238110 | Poured Concrete Foundation and Structure Contractors | Chimney, concrete, construction |
| 238110 | Poured Concrete Foundation and Structure Contractors | Concrete finishing |
| 238110 | Poured Concrete Foundation and Structure Contractors | Concrete floor surfacing |
| 238110 | Poured Concrete Foundation and Structure Contractors | Concrete pouring |
| 238110 | Poured Concrete Foundation and Structure Contractors | Concrete pumping (i.e., placement) |
| 238110 | Poured Concrete Foundation and Structure Contractors | Concrete repair |
| 238110 | Poured Concrete Foundation and Structure Contractors | Concrete resurfacing |
| 238110 | Poured Concrete Foundation and Structure Contractors | Footing and foundation concrete contractors |
| 238110 | Poured Concrete Foundation and Structure Contractors | Foundation, building, poured concrete, contractors |
| 238110 | Poured Concrete Foundation and Structure Contractors | Grouting (i.e., reinforcing with concrete) |
| 238110 | Poured Concrete Foundation and Structure Contractors | Gunite contractors |
| 238110 | Poured Concrete Foundation and Structure Contractors | Gunning shotcrete |
| 238110 | Poured Concrete Foundation and Structure Contractors | Mud-jacking contractors |
| 238110 | Poured Concrete Foundation and Structure Contractors | Retaining wall (except anchored earth), poured concrete, construction |
| 238110 | Poured Concrete Foundation and Structure Contractors | Shotcrete contractors |
| 238120 | Structural Steel and Precast Concrete Contractors | Balcony, precast concrete, installation |
| 238120 | Structural Steel and Precast Concrete Contractors | Concrete product (e.g., structural precast, structural prestressed) installation |
| 238120 | Structural Steel and Precast Concrete Contractors | Concrete reinforcement placement |
| 238120 | Structural Steel and Precast Concrete Contractors | Curtain wall, precast concrete, installation |
| 238120 | Structural Steel and Precast Concrete Contractors | Erecting structural steel |
| 238120 | Structural Steel and Precast Concrete Contractors | Iron work, structural, contractors |
| 238120 | Structural Steel and Precast Concrete Contractors | Placing and tying reinforcing rod at a construction site |
| 238120 | Structural Steel and Precast Concrete Contractors | Precast concrete panel, slab, or form installation |
| 238120 | Structural Steel and Precast Concrete Contractors | Prestressed concrete beam, slab or other component installation |
| 238120 | Structural Steel and Precast Concrete Contractors | Rebar contractors |
| 238120 | Structural Steel and Precast Concrete Contractors | Reinforcing rod, bar, mesh and cage installation |
| 238120 | Structural Steel and Precast Concrete Contractors | Reinforcing steel contractors |
| 238120 | Structural Steel and Precast Concrete Contractors | Stairway, precast concrete, installation |
| 238120 | Structural Steel and Precast Concrete Contractors | Steel reinforcing contractors |
| 238120 | Structural Steel and Precast Concrete Contractors | Structural steel erecting or iron work contractors |
| 238130 | Framing Contractors | Building framing (except structural steel) |
| 238130 | Framing Contractors | Carpentry, framing |
| 238130 | Framing Contractors | Ceiling beam, wood, installation |
| 238130 | Framing Contractors | Foundation, building, wood, contractors |
| 238130 | Framing Contractors | Framework, house, contractors |
| 238130 | Framing Contractors | Framing contractors |
| 238130 | Framing Contractors | House framing |
| 238130 | Framing Contractors | Permanent wood foundation installation |
| 238130 | Framing Contractors | Post framing contractors |
| 238130 | Framing Contractors | Prefabricated wood frame component (e.g., trusses) installation |
| 238130 | Framing Contractors | Roof truss (wood) installation |
| 238130 | Framing Contractors | Sheathing, wood, installation |
| 238130 | Framing Contractors | Steel framing contractors |
| 238130 | Framing Contractors | Stud wall (e.g., wood, steel) installation |
| 238130 | Framing Contractors | Wall component (i.e., exterior, interior), prefabricated, installation |
| 238130 | Framing Contractors | Wood frame component (e.g., truss) fabrication on site |
| 238140 | Masonry Contractors | Brick veneer, installation |
| 238140 | Masonry Contractors | Bricklaying contractors |
| 238140 | Masonry Contractors | Cement block laying |
| 238140 | Masonry Contractors | Chimney, brick, block or stone, contractors |
| 238140 | Masonry Contractors | Cinder block installation |
| 238140 | Masonry Contractors | Concrete block laying |
| 238140 | Masonry Contractors | Field stone (i.e., masonry) installation |
| 238140 | Masonry Contractors | Fireplace, masonry, installation |
| 238140 | Masonry Contractors | Foundation (e.g., brick, block, stone), building, contractors |
| 238140 | Masonry Contractors | Glass block laying |
| 238140 | Masonry Contractors | Glass unit (i.e., glass block) masonry |
| 238140 | Masonry Contractors | Granite, exterior, contractors |
| 238140 | Masonry Contractors | Marble, granite and slate, exterior, contractors |
| 238140 | Masonry Contractors | Masonry contractors |
| 238140 | Masonry Contractors | Masonry pointing, cleaning or caulking |
| 238140 | Masonry Contractors | Refractory brick contractors |
| 238140 | Masonry Contractors | Retaining wall, masonry (i.e., block, brick, stone), construction |
| 238140 | Masonry Contractors | Slate (i.e., masonry) contractors |
| 238140 | Masonry Contractors | Stonework (i.e., masonry) contractors |
| 238140 | Masonry Contractors | Stucco contractors |
| 238140 | Masonry Contractors | Tuck pointing contractors |
| 238150 | Glass and Glazing Contractors | Curtain wall, glass, installation |
| 238150 | Glass and Glazing Contractors | Decorative glass and mirror installation |
| 238150 | Glass and Glazing Contractors | Glass cladding (i.e., curtain wall), installation |
| 238150 | Glass and Glazing Contractors | Glass coating and tinting (except automotive) contractors |
| 238150 | Glass and Glazing Contractors | Glass installation (except automotive) contractors |
| 238150 | Glass and Glazing Contractors | Glass partitions, installation |
| 238150 | Glass and Glazing Contractors | Glazing contractors |
| 238150 | Glass and Glazing Contractors | Hermetically sealed window unit, commercial-type, installation |
| 238150 | Glass and Glazing Contractors | Mirror installation |
| 238150 | Glass and Glazing Contractors | Stained glass installation |
| 238150 | Glass and Glazing Contractors | Window pane or sheet installation |
| 238160 | Roofing Contractors | Asphalt roof shingle installation |
| 238160 | Roofing Contractors | Copper roofing installation |
| 238160 | Roofing Contractors | Corrugated metal roofing installation |
| 238160 | Roofing Contractors | Galvanized iron roofing installation |
| 238160 | Roofing Contractors | Low slope roofing installation |
| 238160 | Roofing Contractors | Painting, spraying, or coating, roof |
| 238160 | Roofing Contractors | Roll roofing installation |
| 238160 | Roofing Contractors | Roof membrane installation |
| 238160 | Roofing Contractors | Roof painting, spraying, or coating |
| 238160 | Roofing Contractors | Roofing contractors |
| 238160 | Roofing Contractors | Roofing, built-up tar and gravel, installation |
| 238160 | Roofing Contractors | Shake and shingle, roof, installation |
| 238160 | Roofing Contractors | Sheet metal roofing installation |
| 238160 | Roofing Contractors | Skylight installation |
| 238160 | Roofing Contractors | Solar reflecting coating, roof, application |
| 238160 | Roofing Contractors | Steep slope roofing installation |
| 238160 | Roofing Contractors | Treating roofs (by spraying, painting or coating) |
| 238170 | Siding Contractors | Aluminum siding installation |
| 238170 | Siding Contractors | Downspout, gutter, and gutter guard installation |
| 238170 | Siding Contractors | Eavestrough installation |
| 238170 | Siding Contractors | Fascia and soffit installation |
| 238170 | Siding Contractors | Flashing contractors |
| 238170 | Siding Contractors | Gutter and downspout contractors |
| 238170 | Siding Contractors | Gutters, seamless roof, formed and installed on site |
| 238170 | Siding Contractors | Ice apron, roof, installation |
| 238170 | Siding Contractors | Metal siding installation |
| 238170 | Siding Contractors | Siding (e.g., vinyl, wood, aluminum) installation |
| 238170 | Siding Contractors | Siding contractors |
| 238170 | Siding Contractors | Vinyl siding, soffit and fascia, installation |
| 238170 | Siding Contractors | Wood siding, installation |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Awning installation |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Balcony, metal, installation |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Cathodic protection, installation |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Concrete form contractors |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Curtain wall, metal, installation |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Deck and grate (except roof), metal, installation |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Decorative steel and wrought iron work installation |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Epoxy application contractors |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Erection and dismantling, poured concrete form |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Falsework construction |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Fire escape installation |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Forming contractor |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Forms for poured concrete, erecting and dismantling |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Metal furring contractors |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Ornamental metal work installation |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Shutter installation |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Stairway, metal, installation |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Storefront, metal or metal frame, installation |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Urethane slabjacking contractors |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Urethane soil stabilization contractors |
| 238190 | Other Foundation, Structure, and Building Exterior Contractors | Welding, on-site, contractors |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Airport runway lighting contractors |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Alarm system (e.g., fire, burglar), electric, installation only |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Audio equipment installation (except automotive) contractors |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Audio visual equipment installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Building automation system installation contractors |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Burglar alarm system, electric, installation only |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Cable splicing, electrical or fiber optic |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Cable television hookup contractors |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Communication equipment installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Computer and network cable installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Control system (e.g., environmental, humidity, temperature) installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Electric contracting |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Electric power control panel and outlet installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Electrical contractors |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Electrical equipment and appliance installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Electrical wiring contractors |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Electrical work |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Electrical, electrical wiring, and low voltage electrical work |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Electrician |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Electronic containment fencing for pets, installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Electronic control installation and service |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Electronic control system installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Environmental control system installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Fiber optic cable (except transmission lines) installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Fire alarm system, electric, installation only |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Highway, street and bridge lighting and electrical signal installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Home automation system installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Home standby power generator installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Home theater installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Humidity control system installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Installation of photovoltaic panels |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Intercommunication (intercom) system installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Lighting system installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Low voltage electrical work |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Private driveway or parking area lighting contractors |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Public address system installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Railroad signaling equipment installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Security and fire system, installation only |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Smoke detection system, installation only |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Snow melting cable, electric, installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Solar panel installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Sound equipment installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Surveillance system, installation only |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Telecommunications equipment and wiring (except transmission line) installation contractors |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Telephone equipment and building wiring installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Telephone installation contractors |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Temperature control system installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Traffic signal installation |
| 238210 | Electrical Contractors and Other Wiring Installation Contractors | Tunnel lighting contractors |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Air system balancing and testing |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Air vent installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Air-conditioning system (except window) installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Bathroom plumbing fixture and sanitary ware installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Blower or fan, cooling and dry heating, installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Boiler chipping, cleaning and scaling |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Boiler, heating, installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Central air-conditioning equipment installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Central cooling equipment and piping installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Central heating equipment and piping installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Chilled water system installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Chimney liner installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Commercial freezer installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Commercial refrigeration system installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Cooling tower installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Drain, waste and vent system installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Drinking fountain installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Dry heating equipment installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Duct work (e.g., cooling, dust collection, exhaust, heating, ventilation) installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Dust collecting and bag house equipment installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Exhaust system (e.g., kitchens, industrial work areas) installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Fire extinguisher installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Fire extinguisher installation and repair |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Fire sprinkler system installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Fireplace, natural gas, installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Fuel oil burner installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Furnace conversion (i.e., from one fuel to another) |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Furnace humidifier installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Furnace installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Furnace, forced air, installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Gas fitting contractor |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Gas line installation, individual hookup, contractors |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Heat pump installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Heating and cooling duct work installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Heating and ventilation system component (e.g., air registers, diffusers, filters, grilles, sound attenuators) installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Heating boiler installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Heating contractors |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Heating equipment installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Heating, ventilation and air-conditioning (HVAC) contractors |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Hot water heating system installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Hot water tank installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Household oil storage tank installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | HVAC (heating, ventilation and air-conditioning) contractors |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Hydronic heating system installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Industrial process piping installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Kitchen sink and hardware installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Lawn sprinkler system installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Mechanical contractors |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Natural gas piping installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Oil burner installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Pipe fitting contractors |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Plumbers |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Plumbing and heating contractors |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Plumbing contractors |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Plumbing fixture installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Process piping installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Pumping system, water, installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Radiant floor heating equipment installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Refrigeration system (e.g., commercial, industrial, scientific) installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Sanitary ware installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Scrubber, air purification, installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Sewer hookup and connection, building |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Sheet metal duct work installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Snow melting system (e.g., hot water, glycol) installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Solar heating equipment installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Sprinkler system, building, installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Steam fitting contractors |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Sump pump installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Ventilating contractors |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Warehouse refrigeration system installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Warm air heating system installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Water heater installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Water meter installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Water softener installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Water system balancing and testing contractors |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Waterless fire suppression system installation |
| 238220 | Plumbing, Heating, and Air-Conditioning Contractors | Waterless fire suppression system installation and repair |
| 238290 | Other Building Equipment Contractors | Antenna, household-type, installation |
| 238290 | Other Building Equipment Contractors | ATMs (automated teller machines) installation |
| 238290 | Other Building Equipment Contractors | Automated and revolving door installation |
| 238290 | Other Building Equipment Contractors | Automatic gate (e.g., garage, parking lot) installation |
| 238290 | Other Building Equipment Contractors | Boiler and pipe insulation installation |
| 238290 | Other Building Equipment Contractors | Boiler covering installation |
| 238290 | Other Building Equipment Contractors | Bowling alley equipment installation |
| 238290 | Other Building Equipment Contractors | Church bell and tower clock installation |
| 238290 | Other Building Equipment Contractors | Commercial kitchen food preparation equipment (e.g., mixers, ovens, stoves) installation |
| 238290 | Other Building Equipment Contractors | Commercial-type door installation |
| 238290 | Other Building Equipment Contractors | Conveyor system installation |
| 238290 | Other Building Equipment Contractors | Deodorization (i.e., air filtration) system installation |
| 238290 | Other Building Equipment Contractors | Dismantling large-scale machinery and equipment |
| 238290 | Other Building Equipment Contractors | Door, commercial- or industrial-type, installation |
| 238290 | Other Building Equipment Contractors | Duct insulation installation |
| 238290 | Other Building Equipment Contractors | Dumbwaiter installation |
| 238290 | Other Building Equipment Contractors | Elevator installation |
| 238290 | Other Building Equipment Contractors | Escalator installation |
| 238290 | Other Building Equipment Contractors | Garage door, commercial- or industrial-type, installation |
| 238290 | Other Building Equipment Contractors | Gasoline pump, service station, installation |
| 238290 | Other Building Equipment Contractors | Hoisting and placement of large-scale apparatus |
| 238290 | Other Building Equipment Contractors | Incinerators, building equipment type, installation |
| 238290 | Other Building Equipment Contractors | Insulation, boiler, duct and pipe, installation |
| 238290 | Other Building Equipment Contractors | Lightning protection equipment (e.g., lightning rod) installation |
| 238290 | Other Building Equipment Contractors | Lightning rod and conductor installation |
| 238290 | Other Building Equipment Contractors | Machine rigging |
| 238290 | Other Building Equipment Contractors | Machinery and equipment, large-scale, installation |
| 238290 | Other Building Equipment Contractors | Material handling equipment installation |
| 238290 | Other Building Equipment Contractors | Mechanical equipment insulation |
| 238290 | Other Building Equipment Contractors | Millwrights |
| 238290 | Other Building Equipment Contractors | Motor vehicle garage and service station mechanical equipment (e.g., gasoline pumps, hoists) installation |
| 238290 | Other Building Equipment Contractors | Moving sidewalk installation |
| 238290 | Other Building Equipment Contractors | Overhead door, commercial- or industrial-type, installation |
| 238290 | Other Building Equipment Contractors | Pipe covering |
| 238290 | Other Building Equipment Contractors | Pipe, duct and boiler insulation |
| 238290 | Other Building Equipment Contractors | Pneumatic tube conveyor system installation |
| 238290 | Other Building Equipment Contractors | Power boiler, installation only |
| 238290 | Other Building Equipment Contractors | Power generating equipment (except home standby power generator) installation |
| 238290 | Other Building Equipment Contractors | Revolving door installation |
| 238290 | Other Building Equipment Contractors | Rigging large-scale equipment |
| 238290 | Other Building Equipment Contractors | Rubber door installation |
| 238290 | Other Building Equipment Contractors | Satellite dish, household-type, installation |
| 238290 | Other Building Equipment Contractors | Vacuum cleaning system, built-in, installation |
| 238290 | Other Building Equipment Contractors | Vault, safe and banking machine installation |
| 238290 | Other Building Equipment Contractors | Vehicle lift installation |
| 238290 | Other Building Equipment Contractors | Vending machine installation |
| 238290 | Other Building Equipment Contractors | Water pipe insulating |
| 238310 | Drywall and Insulation Contractors | Acoustical ceiling tile and panel installation |
| 238310 | Drywall and Insulation Contractors | Acoustical foam (i.e., sound barrier) installation |
| 238310 | Drywall and Insulation Contractors | Attic space insulating |
| 238310 | Drywall and Insulation Contractors | Blown-in insulation (e.g., cellulose, vermiculite) installation |
| 238310 | Drywall and Insulation Contractors | Building fireproofing contractors |
| 238310 | Drywall and Insulation Contractors | Building insulation contractors |
| 238310 | Drywall and Insulation Contractors | Ceiling tile installation |
| 238310 | Drywall and Insulation Contractors | Cellulosic fiber insulation installation |
| 238310 | Drywall and Insulation Contractors | Drop ceiling installation |
| 238310 | Drywall and Insulation Contractors | Drywall contractors |
| 238310 | Drywall and Insulation Contractors | Drywall finishing (e.g., sanding, spackling, stippling, taping, texturing) |
| 238310 | Drywall and Insulation Contractors | Drywall hanging |
| 238310 | Drywall and Insulation Contractors | Drywall installation |
| 238310 | Drywall and Insulation Contractors | Exterior insulation finish system installation |
| 238310 | Drywall and Insulation Contractors | Fabric wall system, noise insulating, installation |
| 238310 | Drywall and Insulation Contractors | Finishing drywall contractors |
| 238310 | Drywall and Insulation Contractors | Fireproof flooring installation |
| 238310 | Drywall and Insulation Contractors | Fireproofing buildings |
| 238310 | Drywall and Insulation Contractors | Firestop contractors |
| 238310 | Drywall and Insulation Contractors | Foam insulation installation |
| 238310 | Drywall and Insulation Contractors | Fresco (i.e., decorative plaster finishing) contractors |
| 238310 | Drywall and Insulation Contractors | Glass fiber insulation installation |
| 238310 | Drywall and Insulation Contractors | Gypsum board installation |
| 238310 | Drywall and Insulation Contractors | Insulation contractors |
| 238310 | Drywall and Insulation Contractors | Lathing contractors |
| 238310 | Drywall and Insulation Contractors | Mineral wool insulation installation |
| 238310 | Drywall and Insulation Contractors | Panel or rigid board insulation installation |
| 238310 | Drywall and Insulation Contractors | Plastering (i.e., ornamental, plain) contractors |
| 238310 | Drywall and Insulation Contractors | Polystyrene board insulation installation |
| 238310 | Drywall and Insulation Contractors | Roof insulation contractor |
| 238310 | Drywall and Insulation Contractors | Soundproofing contractors |
| 238310 | Drywall and Insulation Contractors | Styrofoam insulation installation |
| 238310 | Drywall and Insulation Contractors | Suspended ceiling installation |
| 238310 | Drywall and Insulation Contractors | Taping and finishing drywall |
| 238310 | Drywall and Insulation Contractors | Urethane foam insulation application |
| 238310 | Drywall and Insulation Contractors | Wall cavity and attic space insulation installation |
| 238320 | Painting and Wall Covering Contractors | Bridge painting |
| 238320 | Painting and Wall Covering Contractors | Electrostatic painting, on-site, contractors |
| 238320 | Painting and Wall Covering Contractors | Engineering structure (e.g., oil storage tank, water tower) painting |
| 238320 | Painting and Wall Covering Contractors | House painting |
| 238320 | Painting and Wall Covering Contractors | Paint and wallpaper stripping |
| 238320 | Painting and Wall Covering Contractors | Painting (except roof) contractors |
| 238320 | Painting and Wall Covering Contractors | Painting and wallpapering |
| 238320 | Painting and Wall Covering Contractors | Paperhanging and removal contractors |
| 238320 | Painting and Wall Covering Contractors | Paperhanging or removal contractors |
| 238320 | Painting and Wall Covering Contractors | Rustproofing (except automotive) |
| 238320 | Painting and Wall Covering Contractors | Ship painting contractors |
| 238320 | Painting and Wall Covering Contractors | Wall covering or removal contractors |
| 238320 | Painting and Wall Covering Contractors | Wallpaper hanging and removal contractors |
| 238320 | Painting and Wall Covering Contractors | Wallpaper stripping |
| 238320 | Painting and Wall Covering Contractors | Whitewashing contractors |
| 238330 | Flooring Contractors | Access flooring installation |
| 238330 | Flooring Contractors | Asphalt flooring, installation only |
| 238330 | Flooring Contractors | Carpet, installation only |
| 238330 | Flooring Contractors | Computer flooring installation |
| 238330 | Flooring Contractors | Floor laying, scraping, finishing and refinishing |
| 238330 | Flooring Contractors | Floor tile and sheets, installation only |
| 238330 | Flooring Contractors | Hardwood flooring, installation only |
| 238330 | Flooring Contractors | Linoleum, installation only |
| 238330 | Flooring Contractors | Parquet flooring installation |
| 238330 | Flooring Contractors | Resilient floor tile or sheet (e.g., linoleum, rubber, vinyl), installation only |
| 238330 | Flooring Contractors | Resurfacing hardwood flooring |
| 238330 | Flooring Contractors | Vinyl flooring contractors |
| 238330 | Flooring Contractors | Wood floor finishing (e.g., coating, sanding) |
| 238330 | Flooring Contractors | Wood flooring, installation only |
| 238340 | Tile and Terrazzo Contractors | Ceramic tile installation |
| 238340 | Tile and Terrazzo Contractors | Countertop (ceramic tile, stone), residential-type, installation |
| 238340 | Tile and Terrazzo Contractors | Granite, interior, installation |
| 238340 | Tile and Terrazzo Contractors | Mantel, marble or stone, installation |
| 238340 | Tile and Terrazzo Contractors | Marble, granite, and slate, interior installation contractors |
| 238340 | Tile and Terrazzo Contractors | Mosaic work |
| 238340 | Tile and Terrazzo Contractors | Slate, interior, installation |
| 238340 | Tile and Terrazzo Contractors | Stone flooring installation |
| 238340 | Tile and Terrazzo Contractors | Terrazzo and tile refinishing |
| 238340 | Tile and Terrazzo Contractors | Terrazzo contractors |
| 238340 | Tile and Terrazzo Contractors | Tile (except resilient) contractors |
| 238340 | Tile and Terrazzo Contractors | Tile (except resilient) laying and setting |
| 238350 | Finish Carpentry Contractors | Aluminum door and window, residential-type, installation |
| 238350 | Finish Carpentry Contractors | Built-in wood cabinets constructed on site |
| 238350 | Finish Carpentry Contractors | Cabinet work performed at the construction site |
| 238350 | Finish Carpentry Contractors | Cabinetry work performed at the construction site |
| 238350 | Finish Carpentry Contractors | Cabinets, wood built-in, constructed on site |
| 238350 | Finish Carpentry Contractors | Carpenters (except framing) |
| 238350 | Finish Carpentry Contractors | Carpentry work (except framing) |
| 238350 | Finish Carpentry Contractors | Countertop (except ceramic tile or stone), residential-type, installation |
| 238350 | Finish Carpentry Contractors | Deck construction, residential-type |
| 238350 | Finish Carpentry Contractors | Door and window frame construction |
| 238350 | Finish Carpentry Contractors | Door and window, prefabricated, installation |
| 238350 | Finish Carpentry Contractors | Door, folding, installation |
| 238350 | Finish Carpentry Contractors | Finish carpentry |
| 238350 | Finish Carpentry Contractors | Garage door, residential-type, installation |
| 238350 | Finish Carpentry Contractors | Hermetically sealed window unit, residential-type, installation |
| 238350 | Finish Carpentry Contractors | Kitchen cabinets and counters, constructed on site |
| 238350 | Finish Carpentry Contractors | Millwork installation |
| 238350 | Finish Carpentry Contractors | Molding or trim, wood or plastic, installation |
| 238350 | Finish Carpentry Contractors | Overhead door, residential-type, installation |
| 238350 | Finish Carpentry Contractors | Paneling installation |
| 238350 | Finish Carpentry Contractors | Prefabricated kitchen and bath cabinet, residential-type, installation |
| 238350 | Finish Carpentry Contractors | Prefabricated sash and door installation |
| 238350 | Finish Carpentry Contractors | Shelving, wood, constructed on site |
| 238350 | Finish Carpentry Contractors | Ship joinery contractors |
| 238350 | Finish Carpentry Contractors | Stairway, wood, installation |
| 238350 | Finish Carpentry Contractors | Trim and finish carpentry contractors |
| 238350 | Finish Carpentry Contractors | Window and door (residential-type) of any material, prefabricated, installation |
| 238350 | Finish Carpentry Contractors | Window installation |
| 238350 | Finish Carpentry Contractors | Window, metal frame residential-type, installation |
| 238350 | Finish Carpentry Contractors | Window, wood, installation |
| 238390 | Other Building Finishing Contractors | Bathtub refinishing, on-site |
| 238390 | Other Building Finishing Contractors | Bleacher installation |
| 238390 | Other Building Finishing Contractors | Building fixture and fitting (except mechanical equipment) installation |
| 238390 | Other Building Finishing Contractors | Caulking (i.e., waterproofing) contractors |
| 238390 | Other Building Finishing Contractors | Ceiling, metal, installation |
| 238390 | Other Building Finishing Contractors | Closet organizer system installation |
| 238390 | Other Building Finishing Contractors | Coating concrete structures with plastics |
| 238390 | Other Building Finishing Contractors | Concrete coating, glazing or sealing |
| 238390 | Other Building Finishing Contractors | Countertop and cabinet, metal (except residential-type), installation |
| 238390 | Other Building Finishing Contractors | Dampproofing contractors |
| 238390 | Other Building Finishing Contractors | Drapery fixture (e.g., hardware, rods, tracks) installation |
| 238390 | Other Building Finishing Contractors | Fabrication, metal cabinet or countertop, on site |
| 238390 | Other Building Finishing Contractors | Foundation dampproofing (including installing rigid foam insulation) |
| 238390 | Other Building Finishing Contractors | Laboratory furniture and equipment installation |
| 238390 | Other Building Finishing Contractors | Lead lining walls for X-ray room contractors |
| 238390 | Other Building Finishing Contractors | Modular furniture system attachment and installation |
| 238390 | Other Building Finishing Contractors | Museum exhibit installation and dismantling contractors |
| 238390 | Other Building Finishing Contractors | Office furniture, modular system, installation |
| 238390 | Other Building Finishing Contractors | Panel, metal, installation |
| 238390 | Other Building Finishing Contractors | Partition (e.g., office, washroom), metal, installation |
| 238390 | Other Building Finishing Contractors | Partition, moveable and/or demountable, installation |
| 238390 | Other Building Finishing Contractors | Shelving, metal, constructed on site |
| 238390 | Other Building Finishing Contractors | Spectator seating installation |
| 238390 | Other Building Finishing Contractors | Trade show exhibit installation and dismantling contractors |
| 238390 | Other Building Finishing Contractors | Ventilated wire shelving (i.e., closet organizing-type) installation |
| 238390 | Other Building Finishing Contractors | Vibration isolation contractors |
| 238390 | Other Building Finishing Contractors | Waterproofing contractors |
| 238390 | Other Building Finishing Contractors | Weatherproofing concrete |
| 238390 | Other Building Finishing Contractors | Weatherstripping installation |
| 238390 | Other Building Finishing Contractors | Window shade and blind installation |
| 238910 | Site Preparation Contractors | Aerial or picker truck, construction, rental with operator |
| 238910 | Site Preparation Contractors | Backfilling, construction |
| 238910 | Site Preparation Contractors | Backhoe rental with operator |
| 238910 | Site Preparation Contractors | Blast hole drilling (except mining) |
| 238910 | Site Preparation Contractors | Blasting, building demolition |
| 238910 | Site Preparation Contractors | Blasting, construction site |
| 238910 | Site Preparation Contractors | Boring, for building construction |
| 238910 | Site Preparation Contractors | Building demolition |
| 238910 | Site Preparation Contractors | Building interior gutting and stripping |
| 238910 | Site Preparation Contractors | Bulldozer rental with operator |
| 238910 | Site Preparation Contractors | Caisson (i.e., drilled building foundations) construction |
| 238910 | Site Preparation Contractors | Cesspool construction |
| 238910 | Site Preparation Contractors | Concrete breaking and cutting for demolition |
| 238910 | Site Preparation Contractors | Construction equipment (except crane) rental with operator |
| 238910 | Site Preparation Contractors | Core drilling and test boring for construction |
| 238910 | Site Preparation Contractors | Crawler tractor rental with operator |
| 238910 | Site Preparation Contractors | Culvert or bridge removal |
| 238910 | Site Preparation Contractors | Cutting new rights of way |
| 238910 | Site Preparation Contractors | Demolition contractor |
| 238910 | Site Preparation Contractors | Demolition, building and structure |
| 238910 | Site Preparation Contractors | Dewatering contractors |
| 238910 | Site Preparation Contractors | Digging foundations |
| 238910 | Site Preparation Contractors | Dirt moving for construction |
| 238910 | Site Preparation Contractors | Dismantling engineering structures (e.g., oil storage tank) |
| 238910 | Site Preparation Contractors | Drainage system (e.g., cesspool, septic tank) installation |
| 238910 | Site Preparation Contractors | Drilled pier (i.e., for building foundations) contractors |
| 238910 | Site Preparation Contractors | Drilled shaft (i.e., drilled building foundations) construction |
| 238910 | Site Preparation Contractors | Dry well construction |
| 238910 | Site Preparation Contractors | Equipment rental (except crane), construction, with operator |
| 238910 | Site Preparation Contractors | Excavating, earthmoving or land clearing, mining (except overburden removal at open pit mine sites or quarries) |
| 238910 | Site Preparation Contractors | Excavating, earthmoving, or land clearing contractors |
| 238910 | Site Preparation Contractors | Excavation contractors |
| 238910 | Site Preparation Contractors | Exterior demolition contractors |
| 238910 | Site Preparation Contractors | Foundation digging (i.e., excavation) |
| 238910 | Site Preparation Contractors | Foundation drilling contractors |
| 238910 | Site Preparation Contractors | Grading construction sites |
| 238910 | Site Preparation Contractors | Grave excavation contractors |
| 238910 | Site Preparation Contractors | Ground thawing for construction site digging |
| 238910 | Site Preparation Contractors | Helical pier (i.e., drilled building foundations) construction |
| 238910 | Site Preparation Contractors | House demolishing |
| 238910 | Site Preparation Contractors | House razing |
| 238910 | Site Preparation Contractors | Hydrodemolition (i.e., demolition with pressurized water) contractors |
| 238910 | Site Preparation Contractors | Interior demolition contractors |
| 238910 | Site Preparation Contractors | Land clearing |
| 238910 | Site Preparation Contractors | Land leveling contractors |
| 238910 | Site Preparation Contractors | Line slashing or cutting (except maintenance) |
| 238910 | Site Preparation Contractors | Machinery, construction (except cranes), rental with operator |
| 238910 | Site Preparation Contractors | Mine site preparation and related construction activities, construction contractors |
| 238910 | Site Preparation Contractors | Pile driving, building foundation |
| 238910 | Site Preparation Contractors | Piling (i.e., bored, cast-in-place, drilled), building foundation, contractors |
| 238910 | Site Preparation Contractors | Power shovel, construction, rental with operator |
| 238910 | Site Preparation Contractors | Power, communication and pipe line right of way clearance (except maintenance) |
| 238910 | Site Preparation Contractors | Removal of dams, dikes, and other heavy and civil engineering constructions |
| 238910 | Site Preparation Contractors | Right of way cutting (except maintenance) |
| 238910 | Site Preparation Contractors | Road decommissioning |
| 238910 | Site Preparation Contractors | Septic system contractors |
| 238910 | Site Preparation Contractors | Septic tank and weeping tile installation |
| 238910 | Site Preparation Contractors | Soil compacting |
| 238910 | Site Preparation Contractors | Soil test drilling |
| 238910 | Site Preparation Contractors | Test boring for construction |
| 238910 | Site Preparation Contractors | Trenching (except underwater) |
| 238910 | Site Preparation Contractors | Underground tank (except hazardous material) removal |
| 238910 | Site Preparation Contractors | Weeping tile installation |
| 238910 | Site Preparation Contractors | Whole building deconstruction |
| 238910 | Site Preparation Contractors | Wrecking, building or other structure |
| 238990 | All Other Specialty Trade Contractors | Artificial turf installation |
| 238990 | All Other Specialty Trade Contractors | Asphalt coating and sealing, residential and commercial parking lot and driveway |
| 238990 | All Other Specialty Trade Contractors | Asphalting, residential and commercial driveway and parking area |
| 238990 | All Other Specialty Trade Contractors | Billboard erection |
| 238990 | All Other Specialty Trade Contractors | Blacktop work, residential and commercial driveway and parking area |
| 238990 | All Other Specialty Trade Contractors | Boat lift installation |
| 238990 | All Other Specialty Trade Contractors | Brick driveway contractors |
| 238990 | All Other Specialty Trade Contractors | Brick paver (e.g., driveways, patios, sidewalks) installation |
| 238990 | All Other Specialty Trade Contractors | Cable splicing (except electrical or fiber optic) |
| 238990 | All Other Specialty Trade Contractors | Chain link fence installation |
| 238990 | All Other Specialty Trade Contractors | Concrete patio construction |
| 238990 | All Other Specialty Trade Contractors | Concrete paving, residential and commercial driveway and parking area |
| 238990 | All Other Specialty Trade Contractors | Concrete sawing and drilling (except demolition) |
| 238990 | All Other Specialty Trade Contractors | Construction elevator (i.e., temporary use during construction) erection and dismantling |
| 238990 | All Other Specialty Trade Contractors | Crane rental with operator |
| 238990 | All Other Specialty Trade Contractors | Culvert, concrete, residential and commercial paved area |
| 238990 | All Other Specialty Trade Contractors | Curb and gutter construction, residential and commercial driveway and parking area, concrete |
| 238990 | All Other Specialty Trade Contractors | Driveway paving or sealing |
| 238990 | All Other Specialty Trade Contractors | Fence installation (except electronic containment fencing for pets) |
| 238990 | All Other Specialty Trade Contractors | Fencing contractors (except electronic containment fencing for pets) |
| 238990 | All Other Specialty Trade Contractors | Flagpole installation |
| 238990 | All Other Specialty Trade Contractors | House moving (i.e., raising from one site, moving, and placing on a new foundation) |
| 238990 | All Other Specialty Trade Contractors | Interlocking brick and block installation |
| 238990 | All Other Specialty Trade Contractors | Mail box units, outdoor, multiple box-type, erection |
| 238990 | All Other Specialty Trade Contractors | Manufactured (mobile) home set up and tie-down work |
| 238990 | All Other Specialty Trade Contractors | Parking lot paving and sealing |
| 238990 | All Other Specialty Trade Contractors | Patio construction |
| 238990 | All Other Specialty Trade Contractors | Paver, brick (e.g., driveway, patio, sidewalk), installation |
| 238990 | All Other Specialty Trade Contractors | Paving, residential and commercial driveway and parking lot |
| 238990 | All Other Specialty Trade Contractors | Playground equipment installation |
| 238990 | All Other Specialty Trade Contractors | Pole (e.g., telephone) removal |
| 238990 | All Other Specialty Trade Contractors | Posthole digging |
| 238990 | All Other Specialty Trade Contractors | Radon gas alleviation contractors |
| 238990 | All Other Specialty Trade Contractors | Safety net system, erecting and dismantling at construction site |
| 238990 | All Other Specialty Trade Contractors | Sandblasting, building exterior |
| 238990 | All Other Specialty Trade Contractors | Scaffold erecting and dismantling |
| 238990 | All Other Specialty Trade Contractors | Shoring, construction |
| 238990 | All Other Specialty Trade Contractors | Sidewalk construction, residential and commercial |
| 238990 | All Other Specialty Trade Contractors | Sign (except on highways, streets, bridges and tunnels) erection |
| 238990 | All Other Specialty Trade Contractors | Sign, building, erection |
| 238990 | All Other Specialty Trade Contractors | Statue erection |
| 238990 | All Other Specialty Trade Contractors | Steeplejack work |
| 238990 | All Other Specialty Trade Contractors | Street, interlocking brick (i.e., not mortared), installation |
| 238990 | All Other Specialty Trade Contractors | Swimming pool screen enclosure construction |
| 238990 | All Other Specialty Trade Contractors | Swimming pool, outdoor, construction |
| 238990 | All Other Specialty Trade Contractors | Tank lining contractors |
| 238990 | All Other Specialty Trade Contractors | Turf, artificial, installation |
| 238990 | All Other Specialty Trade Contractors | Underpinning, construction |