| [236210] Industrial Building Construction |
| [236220] Commercial and Institutional Building Construction |
| [237110] Water and Sewer Line and Related Structures Construction |
| [237310] Highway, Street, and Bridge Construction |
| [237990] Other Heavy and Civil Engineering Construction |
| [238120] Structural Steel and Precast Concrete Contractors |
| [238130] Framing Contractors |
| [238140] Masonry Contractors |
| [238160] Roofing Contractors |
| [238170] Siding Contractors |
| [238210] Electrical Contractors |
| [238220] Plumbing, Heating, and Air-Conditioning Contractors |
| [238310] Drywall and Insulation Contractors |
| [238320] Painting and Wall Covering Contractors |
| [238330] Flooring Contractors |
| [238340] Tile and Terrazzo Contractors |
| [238350] Finish Carpentry Contractors |
| [238910] Site Preparation Contractors |
| [238990] All Other Specialty Trade Contractors |
