- Plumbing, heating, air-conditioning (5)
- Painting and paper hanging (1)
- Electrical work (2)
- Carpentry work (1)
- Floor laying and floor work, nec (2)
- Roofing, siding, and sheetmetal work (1)
- Concrete work (1)
- Glass and glazing work (1)
- Special trade contractors, nec (4)
