| Business | Phone |
| Air Force Recruiting 5565 Sterrett Pl # 100, Columbia 21044 | (410) 997-0486 |
| Duncan & Assoc 10015 Old Columbia Rd # B215, Columbia 21046 | (410) 290-3280 |
| Staza Group 10320 Little Patuxent Pkwy, Columbia 21044 | (410) 997-2600 |
| Strategic Resource Group Inc 5457 Twin Knolls Rd # 406, Columbia 21045 | (301) 596-0190 |