| Business | Phone |
| Air-Tech Heating & Ac 5640 Mohan Rd, Gillette 82718 | (307) 682-9342 |
| D M Svc Inc 1102 Bighorn Cir, Gillette 82716 | (307) 682-8912 |
| B & H Heating & Air Condit 6 B Ct, Gillette 82716 | (307) 682-8442 |
| Mountain Aire Heating & A/C 1400 W Warlow Dr B, Gillette 82716 | (307) 682-6802 |
| Royal Heating & Air Cond Inc 3500 Bird Dr, Gillette 82718 | (307) 686-1401 |
| Powder River Heating & Ac 3707 Tanner Dr, Gillette 82718 | (307) 682-3009 |