Codes Titles Number of US Businesses
23 Construction 1,370,571
236115New Single-Family Housing Construction (except For-Sale Builders) 330,035
236116New Multifamily Housing Construction (except For-Sale Builders) 31,760
236117New Housing For-Sale Builders 7,017
236118Residential Remodelers 89,807
236210Industrial Building Construction 7,726
236220Commercial and Institutional Building Construction 54,930
237110Water and Sewer Line and Related Structures Construction 15,532
237120Oil and Gas Pipeline and Related Structures Construction 2,482
237130Power and Communication Line and Related Structures Construction 2,555
237210Land Subdivision 30,022
237310Highway, Street, and Bridge Construction 25,126
237990Other Heavy and Civil Engineering Construction 7,600
238110Poured Concrete Foundation and Structure Contractors 33,218
238120Structural Steel and Precast Concrete Contractors 2,630
238130Framing Contractors 39,295
238140Masonry Contractors 22,293
238150Glass and Glazing Contractors 6,285
238160Roofing Contractors 40,350
238170Siding Contractors 3,933
238190Other Foundation, Structure, and Building Exterior Contractors 2,082
238210Electrical Contractors and Other Wiring Installation Contractors110,974
238220Plumbing, Heating, and Air-Conditioning Contractors 173,203
238290Other Building Equipment Contractors 2,604
238310Drywall and Insulation Contractors 28,033
238320Painting and Wall Covering Contractors86,933
238330Flooring Contractors16,060
238340Tile and Terrazzo Contractors20,658
238350Finish Carpentry Contractors10,710
238390Other Building Finishing Contractors8,355
238910Site Preparation Contractors37,109
238990All Other Specialty Trade Contractors121,254