| Business | Phone |
| Laurel Investigative Svc Laurel 20707 | (301) 490-1778 |
| Mark K Glick 10450 Rosemont Dr, Laurel 20723 | (301) 498-7457 |
| Premier Group 9516 Odelton Ct, Laurel 20723 | (301) 483-6068 |
| Complete Confidential Invstgtv Po Box 2976, Laurel 20709 | (301) 604-9478 |