| Business | Phone |
| Careerscope 10025 Governor Warfield Pkwy, Columbia 21044 | (410) 992-5042 |
| Jkp Consulting Network Po Box 700, Columbia 21045 | (410) 997-1979 |
| Pay America 8989 Herrmann Dr, Columbia 21045 | (443) 259-0599 |
| Pro Staff 6731 Columbia Gateway Dr # 130, Columbia 21046 | (410) 290-0000 |
| Spherion 10630 Little Patuxent Pkwy 204, Columbia 21044 | (410) 772-2210 |
| Swift Staffing 7050 Oakland Mills Rd, Columbia 21046 | (410) 290-6803 |
| Tec Edge Corp 9047 Early April Way, Columbia 21046 | (410) 309-0088 |