| Business | Phone |
| Abbtech Staffing Svc Inc 45625 Willow Pond Plz, Sterling 20164 | (703) 450-5252 |
| Adecco 21515 Ridgetop Cir 390, Sterling 20166 | (703) 885-7470 |
| Dulles Staffing Inc 46169 Westlake Dr 350, Sterling 20165 | (703) 406-1700 |
| Sotec Resources 22900 Shaw Rd 101-, Sterling 20166 | (703) 326-0800 |
| Loudoun Temporaries Svc 45589 Shepard Dr 101, Sterling 20164 | (703) 430-3200 |