| Business | Phone |
| Fastrack Investigative Agency 3620 Strawberry Rd, Pasadena 77504 | (713) 378-0119 |
| Fastrack Investigative Agency 3222 Burke Rd # 104, Pasadena 77504 | (713) 944-4659 |
| Houston Detective Agency 2810 North Ave, Pasadena 77506 | (713) 534-8000 |
| Jade A Total Communications Co 1416 Richey St, Pasadena 77502 | (713) 472-8302 |