| Business | Phone |
| Accufax 9432 E 51st St, Tulsa 74145 | (918) 627-2226 |
| Accurate Drug Screening 1044 N Sheridan Rd, Tulsa 74115 | (918) 838-8700 |
| First Advantage 3220 S Peoria Ave # 202, Tulsa 74105 | (918) 712-9660 |
| Healthcare Employment Tulsa 74145 | (918) 664-8589 |
| Indepth Profiles 4528 S Sheridan Rd # 224, Tulsa 74145 | (918) 610-0192 |
| Zero Tolerance Inc 2816 E 51st St # 300, Tulsa 74105 | (918) 492-7741 |
| Usis-Csd 4500 S 129th East Ave, Tulsa 74134 | (918) 621-1131 |
| Prime Investigations Po Box 703018, Tulsa 74170 | (918) 497-0366 |