| Business | Phone |
| A J Chafee Investigative Svc Po Box 691, Newbury Park 91319 | (805) 499-8149 |
| Bill Lee Investigations 989 Meadowcrest St, Newbury Park 91320 | (818) 366-3421 |
| Cimino Associates 2159 Speck Ln, Newbury Park 91320 | (805) 375-6644 |
| Search Systems Po Box 544, Newbury Park 91319 | (805) 375-4041 |
| Watchful Eye Investigations Newbury Park 91320 | (805) 480-4990 |