Codes Titles Number of US Businesses
23 Construction 1,316,935
236115New Single-Family Housing Construction (except For-Sale Builders) 312,440
236116New Multifamily Housing Construction (except For-Sale Builders) 33,166
236117New Housing For-Sale Builders 7,214
236118Residential Remodelers 77,637
236210Industrial Building Construction 7,527
236220Commercial and Institutional Building Construction 55,622
237110Water and Sewer Line and Related Structures Construction 15,090
237120Oil and Gas Pipeline and Related Structures Construction 2,492
237130Power and Communication Line and Related Structures Construction 2,556
237210Land Subdivision 30,572
237310Highway, Street, and Bridge Construction 24,797
237990Other Heavy and Civil Engineering Construction 7,359
238110Poured Concrete Foundation and Structure Contractors 31,672
238120Structural Steel and Precast Concrete Contractors 2,768
238130Framing Contractors 37,852
238140Masonry Contractors 22,001
238150Glass and Glazing Contractors 6,240
238160Roofing Contractors 38,099
238170Siding Contractors 4,028
238190Other Foundation, Structure, and Building Exterior Contractors 1,753
238210Electrical Contractors and Other Wiring Installation Contractors112,151
238220Plumbing, Heating, and Air-Conditioning Contractors 166,490
238290Other Building Equipment Contractors 2,599
238310Drywall and Insulation Contractors 27,482
238320Painting and Wall Covering Contractors81,917
238330Flooring Contractors16,192
238340Tile and Terrazzo Contractors19,425
238350Finish Carpentry Contractors8,560
238390Other Building Finishing Contractors8,197
238910Site Preparation Contractors36,819
238990All Other Specialty Trade Contractors116,218