- Plumbing, heating, air-conditioning (738)
- Painting and paper hanging (417)
- Electrical work (496)
- Masonry and other stonework (137)
- Plastering, drywall, and insulation (161)
- Terrazzo, tile, marble and mosaic work (142)
- Carpentry work (143)
- Floor laying and floor work, nec (125)
- Roofing, siding, and sheetmetal work (352)
- Concrete work (225)
- Water well drilling (13)
- Structural steel erection (42)
- Glass and glazing work (34)
- Excavation work (59)
- Wrecking and demolition work (54)
- Installing building equipment (23)
- Special trade contractors, nec (973)
