- Plumbing, heating, air-conditioning (3)
- Painting and paper hanging (1)
- Plastering, drywall, and insulation (1)
- Terrazzo, tile, marble and mosaic work (1)
- Carpentry work (1)
- Roofing, siding, and sheetmetal work (1)
- Excavation work (1)
- Special trade contractors, nec (1)
