- Plumbing, heating, air-conditioning (105)
- Painting and paper hanging (55)
- Electrical work (67)
- Masonry and other stonework (11)
- Plastering, drywall, and insulation (36)
- Terrazzo, tile, marble and mosaic work (16)
- Carpentry work (23)
- Floor laying and floor work, nec (20)
- Roofing, siding, and sheetmetal work (39)
- Concrete work (35)
- Structural steel erection (2)
- Glass and glazing work (3)
- Excavation work (5)
- Wrecking and demolition work (1)
- Installing building equipment (1)
- Special trade contractors, nec (105)
