| Business | Phone |
| Employee Relations Inc 20720 Ventura Blvd # 200, Woodland Hills 91364 | (818) 593-5555 |
| Jerry French Investigations 22425 Ventura Blvd, Woodland Hills 91364 | (818) 594-5077 |
| Lawton Investigation Agency 22704 Ventura Blvd # 500, Woodland Hills 91364 | (818) 780-1073 |
| Database Investigations 22835 Mariano St, Woodland Hills 91367 | (818) 348-7435 |
| Mcm Investigations Woodland Hills 91364 | (818) 999-5581 |
| Michael Wolf Enterprises 23241 Ventura Blvd # 219, Woodland Hills 91364 | (818) 591-5986 |
| Personal Investigations Woodland Hills 91364 | (818) 703-1720 |
| Solo Investigations Woodland Hills 91364 | (818) 348-9082 |
| Sunwest Investigations 21044 Ventura Blvd # 208, Woodland Hills 91364 | (818) 883-6550 |