| Business | Phone |
| Air Force Office Of Investigation Indianapolis 46204 | (317) 226-5130 |
| American Justice Special 9104 Crawfordsville Rd, Indianapolis 46234 | (317) 299-3244 |
| E & L Security & Investigation 4309 S East St, Indianapolis 46227 | (317) 783-3333 |
| Enforcers & Investigations 4433 N Franklin Rd # C, Indianapolis 46226 | (317) 547-2737 |
| Granite Fire Investigations Po Box 40912, Indianapolis 46240 | (317) 337-0637 |
| Searchpros Inc Po Box 29105, Indianapolis 46229 | (317) 835-7428 |
| Patterson's Investigation Svc 8505 E 34th Pl, Indianapolis 46226 | (317) 898-6582 |