| Business | Phone |
| Advanced Background Svc Corp 3240 Prague Rd, Indianapolis 46227 | (317) 791-9692 |
| Employee Management Systems 2338 S Lynhurst Dr, Indianapolis 46241 | (317) 248-9295 |
| Pyramid Services 3762 N Emerson Ave, Indianapolis 46218 | (317) 591-1829 |
| Midwest Toxicology Svc 324 E New York St, Indianapolis 46204 | (317) 262-2200 |