SENTRYSIX International is registered to take on government contracting opportunities large and small. Our professional security company is entirely owned and operated by veteran law enforcement and military personnel, making our private security team uniquely qualified to offer outstanding contractor services to government entities. Contact our security firm today to learn more or request a security proposal!

Advanced Security Services We Provide

SENTRYSIX is licensed by the Texas Department of Public Safety, License #C20867

Below is more information about our government contracting vehicles and service categories offered:

SAMS Registration:

DUNS:  080274854

CAGE Code:  7YHL2

Qualified Entity:

  • Service Disabled Veteran Owned Small Business (SDVOSB)
  • Veteran Owned Small Business (VOSB)
  • Small Disadvantaged


  • 7381 – Detective, Guard, and Armored Car Service
  • 7382 – Security System Services
  • 9711 – National Security


  • 541690 – Security Consulting Services561621 – Security Systems Services
  • 561612 – Security Guards and Patrol Services
  • 928110 – National Security
  • 541611 – Administrative Management and General Management Consulting Services
  • 541612 – Organization Development and Consulting Services
  • 541990 – All Other Professional, Scientific, and Technical Services
  • 561110 – Administrative Management Services
  • 611699 – All Other Miscellaneous Schools and Instruction
  • 541614 – Logistics Consulting and Support