| Business | Phone |
| Technifab Inc 5714 E 1st Ave, Spokane 99212 | (509) 534-1022 |
| Kagi Heating Supls & Mfg Inc 1216 N Haven St, Spokane 99202 | (509) 456-3319 |
| Northwest Commercial Air Inc 113 E Magnesium Rd, Spokane 99208 | (509) 467-8082 |
| Trane Company 715 N Hogan St, Spokane 99202 | (509) 535-9057 |
| Turbo Burn Inc 4309 E Joseph Ave, Spokane 99217 | (509) 487-3609 |