| Business | Phone |
| 360 Staffing 1860 Blake St, Denver 80202 | (303) 308-2340 |
| Alpine Technical Staffing Llc 2644 S High St, Denver 80210 | (303) 765-1075 |
| Apex Systems 3900 E Mexico Ave # 200, Denver 80210 | (303) 782-9500 |
| Mc Kenzie/Scott Partners 7979 E Tufts Ave # 1400, Denver 80237 | (303) 846-2850 |
| Medical Doctor Assoc 8430 E Princeton Ave, Denver 80237 | (303) 694-4200 |
| Personnel Department 4600 S Ulster St, Denver 80237 | (303) 740-6656 |
| Cru Staffing 3032 Elizabeth St, Denver 80205 | (303) 355-3602 |
| Gradstaff 400 S Colorado Blvd # 600, Denver 80246 | (303) 257-6776 |
| Vip Personnel 2801 E Colfax Ave, Denver 80206 | (303) 394-2457 |
| Impact Medical Staffing Llc 1873 S Bellaire St # 908, Denver 80222 | (303) 757-7600 |
| Ken Menno & Assoc 1235 Quince St, Denver 80220 | (303) 320-1062 |
| Staffing Services Inc 518 17th St, Denver 80202 | (303) 623-0868 |
| Scientemps 15046 E 50th Way, Denver 80239 | (303) 574-0306 |
| Personnel Source 90 Madison St, Denver 80206 | (303) 292-8133 |