| Business | Phone |
| Advanced Fire Protection Inc 1606 E Holyoke Ave 8, Spokane 99217 | (509) 489-5040 |
| Fire Control Sprinkler Systems 2830 N Hogan St, Spokane 99207 | (509) 489-1444 |
| Inland Empire Fire Protection 3832 E Boone Ave, Spokane 99202 | (509) 534-1097 |
| Western States Fire Protection 2610 N Van Marter Dr 2, Spokane 99206 | (509) 922-8890 |