| Business | Phone |
| Allied Building Products Corp 2808 E Boone Ave, Spokane 99202 | (509) 534-7700 |
| Intermountain Supply Inc 7404 E Indiana Ave, Spokane 99212 | (509) 891-8802 |
| Srs-Systems Roofers Supply 6015 E Broadway Ave, Spokane 99212 | (509) 535-7477 |
| Western Allied Systems Po Box 18794, Spokane 99228 | (509) 482-0632 |