| Business | Phone |
| Doug Smith Investigative Svc 428 N Fredonia St, Longview 75601 | (903) 753-7414 |
| Fred Rowan Investingations 211 W Tyler St, Longview 75601 | (903) 553-0001 |
| Springhill Investigations 114 Cheryl St, Longview 75604 | (903) 759-6362 |
| Steve Brazeale Investigations Longview 75605 | (903) 738-9223 |
| Sundance Investigations 227 N Standard St, Longview 75604 | (903) 295-2330 |
| Palmer Investigations Po Box 4193, Longview 75606 | (903) 758-0898 |