- Ace Roofing Supplies Inc
- American Metal Products
- C & J Heating
- C & K Sheetmetal & Plumbing Co
- Chu & Chu Sheetmetal Co
- CNV Sheet Metal
- El Dorado Sheetmetal Co
- Forerunners Restaurant Equip
- Grace Roofing & Constr Inc
- Kent M Lim & Co Inc
- Lagomarsino Heating & Sheet
- Master Sheet Metal LLC
- Metalman Sheet Metal Products
- S & L Payton Inc
- William's Heating
