- Structural steel erection (257)
- Glass and glazing work (304)
- Excavation work (3915)
- Wrecking and demolition work (316)
- Installing building equipment (223)
- Special trade contractors, nec (7818)
- Athletic and recreation facilities construction (93)
- Coating, caulking, and weather, water, and fireproofing (105)
- Service station equipment (4)
- Rigging and scaffolding (41)
- Exterior cleaning, including sandblasting (40)
- Home/office interiors finishing, furnishing and remodeling (171)
- Parking facility equipment and maintenance (6)
- Decontamination services (26)
- Building site preparation (33)
