| Business | Phone |
| Specmaster Inc 800 E 73rd Ave, Denver 80229 | (303) 227-3400 |
| Exhibit A 1440 W Bayaud Ave, Denver 80223 | (303) 733-2530 |
| Neco Inc 3901 Nome St # 8, Denver 80239 | (303) 574-1077 |
| Omo Scale Architectural 300 E 17th Ave, Denver 80203 | (303) 832-1727 |
| Pangaea Designs 2445 Eliot St, Denver 80211 | (303) 477-9058 |