Registered small business
GRID SQUARE HOLDINGS LLC
gridsquareholdings.comdba SENTINEL CYBER DEFENSE SOLUTIONS · COLORADO SPRINGS, CO · Established 2025
VOSBSDVOSB
Capabilities
Grid Square Holdings LLC is a Service-Disabled Veteran-Owned Small Business (SDVOSB) providing cybersecurity operations, security engineering, and risk management to Department of Defense agencies. We specialize in defensive cyber operations (DCO), Zero Trust architecture, vulnerability management, and mission assurance across enterprise IT and mission-critical systems.
Federal performance
- Awards
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- Obligated
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- Agencies served
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Registered NAICS codes
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Other designations
Self-certified: Small business, VOSB