- Structural steel erection (601)
- Glass and glazing work (840)
- Excavation work (2084)
- Wrecking and demolition work (573)
- Installing building equipment (311)
- Special trade contractors, nec (37316)
- Athletic and recreation facilities construction (203)
- Coating, caulking, and weather, water, and fireproofing (146)
- Service station equipment (13)
- Rigging and scaffolding (94)
- Exterior cleaning, including sandblasting (273)
- Home/office interiors finishing, furnishing and remodeling (507)
- Parking facility equipment and maintenance (10)
- Decontamination services (60)
- Building site preparation (140)
