| Business | Phone |
| American Threat Assessment Tacoma 98402 | (253) 297-3634 |
| American Viking Claims 215 S G St, Tacoma 98405 | (253) 272-2211 |
| Armijo Investigations 917 Pacific Ave 302, Tacoma 98402 | (253) 752-6917 |
| C & A Investigations 524 Tacoma Ave S, Tacoma 98402 | (253) 572-2331 |
| C & C Legal Investigations 7 Saint Helens Ave 2, Tacoma 98402 | (253) 572-6194 |
| Spy Supply 11806 Pacific Ave S, Tacoma 98444 | (253) 531-6452 |
| Custody Specialists Tacoma 98402 | (253) 573-9041 |
| Emphasis Technography 4109 Bridgeport Way W, Tacoma 98466 | (253) 564-9211 |
| Parenting Investigator 3643 N Pearl St, Tacoma 98407 | (253) 752-4373 |
| Northwest Autopsy Svc Tacoma 98406 | (253) 756-0277 |
| Lpi Svc 2421 S Union Ave 188, Tacoma 98405 | (253) 761-2574 |
| Hoover Investigations 3202 E M St, Tacoma 98404 | (253) 272-5090 |