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Codes Titles Number of US Businesses
23 Construction 1,333,261
236115New Single-Family Housing Construction (except For-Sale Builders) 323,792
236116New Multifamily Housing Construction (except For-Sale Builders) 32,976
236117New Housing For-Sale Builders 7,045
236118Residential Remodelers 78,794
236210Industrial Building Construction 7,524
236220Commercial and Institutional Building Construction 55,268
237110Water and Sewer Line and Related Structures Construction 15,018
237120Oil and Gas Pipeline and Related Structures Construction 2,504
237130Power and Communication Line and Related Structures Construction 2,545
237210Land Subdivision 30,488
237310Highway, Street, and Bridge Construction 24,904
237990Other Heavy and Civil Engineering Construction 7,348
238110Poured Concrete Foundation and Structure Contractors 32,454
238120Structural Steel and Precast Concrete Contractors 2,745
238130Framing Contractors 38,274
238140Masonry Contractors 21,805
238150Glass and Glazing Contractors 6,168
238160Roofing Contractors 37,906
238170Siding Contractors 3,949
238190Other Foundation, Structure, and Building Exterior Contractors 1,796
238210Electrical Contractors and Other Wiring Installation Contractors111,512
238220Plumbing, Heating, and Air-Conditioning Contractors 167,104
238290Other Building Equipment Contractors 2,607
238310Drywall and Insulation Contractors 27,616
238320Painting and Wall Covering Contractors84,117
238330Flooring Contractors16,174
238340Tile and Terrazzo Contractors19,925
238350Finish Carpentry Contractors8,705
238390Other Building Finishing Contractors8,165
238910Site Preparation Contractors36,978
238990All Other Specialty Trade Contractors117,055
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