| Business | Phone |
| Glemaker Construction 411 E Cozza Dr, Spokane 99208 | (509) 467-3498 |
| Avista Utilities 1411 E Mission Ave, Spokane 99252 | (509) 489-0500 |
| Inland Power & Light 320 E 2nd Ave, Spokane 99202 | (509) 747-7151 |
| Minnesota Methane 5502 W Nine Mile Rd, Spokane 99208 | (509) 326-8860 |
| Modern Electric Water Co 904 N Pines Rd, Spokane 99206 | (509) 928-4540 |
| Power City Electric 11135 W Westbow Blvd, Spokane 99224 | (509) 456-5839 |
| Vera Water & Power District 601 N Evergreen Rd, Spokane 99216 | (509) 924-3800 |
| Wheelabrator Spokane Inc 2900 S Geiger Blvd, Spokane 99224 | (509) 624-6575 |