| | | 23813 | Framing Contractors | Foundation, Structure,
and Building Exterior
Contractors 2381 | | | | Specialty Trade
Contractors 238 |
| | | 23814 | Masonry Contractors | Foundation, Structure,
and Building Exterior
Contractors 2381 | | | | Specialty Trade
Contractors 238 |
| | | 23815 | Glass and Glazing
Contractors | Foundation, Structure,
and Building Exterior
Contractors 2381 | | | | Specialty Trade
Contractors 238 |
| | | 23816 | Roofing Contractors | Foundation, Structure,
and Building Exterior
Contractors 2381 | | | | Specialty Trade
Contractors 238 |
| | | 23817 | Siding Contractors | Foundation, Structure,
and Building Exterior
Contractors 2381 | | | | Specialty Trade
Contractors 238 |
| | | 23819 | Other Foundation,
Structure, and Building
Exterior Contractors | Foundation, Structure,
and Building Exterior
Contractors 2381 | | | | Specialty Trade
Contractors 238 |
| | | 23821 | Electrical Contractors
and Other Wiring
Installation Contractors | Building Equipment
Contractors 2382 | | | | Specialty Trade
Contractors 238 |
| | | 23822 | Plumbing, Heating, and
Air-Conditioning
Contractors | Building Equipment
Contractors 2382 | | | | Specialty Trade
Contractors 238 |
| | | 23829 | Other Building Equipment
Contractors | Building Equipment
Contractors 2382 | | | | Specialty Trade
Contractors 238 |
| | | 23831 | Drywall and Insulation
Contractors | Building Finishing
Contractors 2383 | | | | Specialty Trade
Contractors 238 |