| 1st Security Services Of Nevada Corp.company | | Las Vegas, NV | Active | 2006 |
| 702 Protection Groupcompany | | | Active | 1286 |
| Access Credit Reports, LLCcompany | | | Status not verified | 41 |
| Action Process Service Of Nevadacompany | | Las Vegas, NV | Active | 1478 |
| Adh Investigationscompany | | | Active | 1744 |
| Advance Tactical Church Security Trainingcompany | | | Active | 4112 |
| Agi-Andre Gardner Investigationscompany | | | Active | 2997 |
| Aihtniroc Security Enterprisecompany | | | Status not verified | 4126 |
| Alan W. Zajic-Security Consultantscompany | | Zephyr Cove, NV | Active | 978 |
| Albert Reshawcompany | | | Active | 2285 |
| Alert Servicescompany | | | Active | 1337 |
| Alexandra Snipescompany | | | Active | 1876 |
| Alliance Hr & Workplace Investigation Servicescompany | | | Active | 4099 |
| Allied Universal Enhanced Protection Servicescompany | | | Status not verified | 4551 |
| All N One Investigative Servicescompany | | | Active | 1379 |
| American Guard Services, Inc.company | | Las Vegas, NV | Active | 1364 |
| American Investigatorscompany | | | Active | 1088 |
| American Investigators American Process Servicecompany | | | Active | 1088 |
| Andre Gardnercompany | | | Active | 2997 |
| Anthony Dosencompany | | | Active | 4237 |
| Anthony E. Jonescompany | | | Active | 1558 |
| Anthony M. Blancocompany | | | Active | 3074 |
| Anthony M. Granitocompany | | | Active | 611 |
| April D. Higueracompany | | | Active | 1744 |
| Arcadia Securitycompany | | | Status not verified | 2644 |
| Archangel Technologies, Inc.company | | | Status not verified | 1150 |
| Arrowhead Armored LLCcompany | | | Status not verified | 375 |
| Asecompany | | | Status not verified | 4126 |
| Asher & Associates, Inccompany | | | Status not verified | 337 |
| Ash Investigationscompany | | | Active | 321 |
| Asset Protection Team, Inccompany | | | Status not verified | 349 |
| At Systems Security Inccompany | | | Status not verified | 245 |
| Attorney's Processcompany | | Las Vegas, NV | Active | 429 |
| Atwater Investigationscompany | | | Active | 1382 |
| Aview Investigationscompany | | | Active | 1178 |
| A. Wunderlich & Associates Inccompany | | | Status not verified | 239 |
| Ayc Security, Inc.company | | Boca Raton, FL | Active | 4383 |
| Bantek West, Inc.company | | | Status not verified | 643 |
| Bark Boxcompany | | | Active | 7000 |
| Battle Born Process Servicecompany | | | Active | 1876 |
| Blackwill Investigationscompany | | Las Vegas, NV | Active | 4373 |
| Boggs Kramer & Associates LLCcompany | | | Status not verified | 137 |
| Bondcompany | | New York, NY | Active | 3081 |
| Brattain Investigationscompany | | | Active | 2408 |
| Brian H. Gricecompany | | | Active | 4010 |
| Brian K. Sanderscompany | | | Active | 1975 |
| Capital City Patrol & Transitcompany | | | Active | 1595 |
| Cause Investigations Forensic Engineering Servicescompany | | Henderson, NV | Active | 457 |
| Chad Mitchellcompany | | | Active | 2783 |
| Charlie Mike Protective Services, LLCcompany | | Las Vegas, NV | Active | 2216 |