| Business | Phone |
| American Postal Workers Union 1010 S Joliet St, Aurora 80012 | (303) 364-3233 |
| American Postal Workers Union 15677 E 17th Ave, Aurora 80011 | (303) 365-1524 |
| Carpenters & Millwrights 2821 S Parker Rd # 1005, Aurora 80014 | (303) 745-0147 |
| Plumbers Local Union 3 17100 E 32nd Pl, Aurora 80011 | (303) 739-9300 |
| Eighth District Electrical 2821 S Parker Rd # 1005, Aurora 80014 | (303) 745-1539 |