| [236115] New Single-Family Housing Construction (except Operative Builders) |
| [236116] New Multifamily Housing Construction (except Operative Builders) |
| [236117] New Housing Operative Builders |
| [236118] Residential Remodelers |
| [236210] Industrial Building Construction |
| [236220] Commercial and Institutional Building Construction |
| [237110] Water and Sewer Line and Related Structures Construction |
| [237130] Power and Communication Line and Related Structures Construction |
| [238110] Poured Concrete Foundation and Structure Contractors |
| [238130] Framing Contractors |
| [238140] Masonry Contractors |
| [238210] Electrical Contractors |
| [238220] Plumbing, Heating, and Air-Conditioning Contractors |
| [238290] Other Building Equipment Contractors |
| [238310] Drywall and Insulation Contractors |
| [238320] Painting and Wall Covering Contractors |
| [238330] Flooring Contractors |
| [238350] Finish Carpentry Contractors |
| [238390] Other Building Finishing Contractors |
