| Business | Phone |
| Affiliated Investigations Corp 10979 Reed Hartman Hwy, Cincinnati 45242 | (513) 792-0666 |
| Best Tenant Po Box 813, Cincinnati 45201 | (513) 232-0500 |
| Investigative Consultants 431 Ohio Pike, Cincinnati 45255 | (513) 528-4357 |
| Ttb Trade Investigation Div 5246 Relluk Dr, Cincinnati 45238 | (513) 251-2088 |