| Business | Phone |
| Ray Heating & Ac 2905 E Sunset Dr, Bellingham 98226 | (360) 671-5555 |
| Gary's Gasworks 425 Ridgeway Dr, Bellingham 98225 | (360) 734-1634 |
| Northwest Energy Systems 2119 Lincoln St, Bellingham 98225 | (360) 734-4328 |
| Hydro Mechanical Heating & Ac 3960 Hammer Dr A, Bellingham 98226 | (360) 734-5010 |
| Marr's Heating & Air Cond 1677 Mt Baker Hwy, Bellingham 98226 | (360) 734-4455 |