| Business | Phone |
| B & G Precision Machining Inc 10775 Irma Dr, Northglenn 80233 | (303) 457-3434 |
| Contract Manufacturing Inc 10963 Leroy Dr, Northglenn 80233 | (303) 457-1530 |
| Weiser Engineering 10901 Irma Dr, Northglenn 80233 | (303) 280-2778 |
| Williamson Solutions 10750 Irma Dr # 12, Northglenn 80233 | (303) 451-8459 |