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Trusted Security Solutions for Government and Critical Infrastructure
At SENTRYSIX Defense Group, we are a Service-Disabled Veteran-Owned Small Business dedicated to redefining modern security through innovation and expertise. Founded on decades of combined experience from military, law enforcement, and national security professionals, our company specializes in delivering integrated security solutions tailored to government and critical infrastructure needs. Our approach combines cutting-edge technologies like AI-driven surveillance and unmanned aerial systems with proven operational strategies to enhance mission readiness and situational awareness. Headquartered in Spring Branch, Texas, we operate across 11 U.S. states and internationally, offering armed and unarmed security services, executive protection, and proactive remote monitoring.

Our commitment to integrity, innovation, and elite service standards positions us as leaders in next-generation security solutions. With recognition from partners like the Community Associations Institute and a strategic focus on AI advancements, we continue to expand our capabilities while maintaining unwavering ethical principles. Our team of veterans and former law enforcement officers brings real-world expertise to every project, ensuring clients receive unmatched professionalism and protection in high-stakes environments.
Services
ProActive Remote Video Monitoring Executive Protection Services Armed Security Specialists AI-Powered Intrusion Detection Government Contracting Services
Highlights and features
  • Veteran-owned with 25+ years of combined military/law enforcement experience
  • AI-enabled surveillance systems for proactive threat detection
  • 24/7 security operations across 50 U.S. states and 18 countries
  • Specialized executive protection services for high-profile individuals
  • ISO 9001-certified quality management processes
Associations and certifications
  • Texas Department of Public Safety
  • Service-Disabled Veteran-Owned Small Business (SDVOSB)
What people say
Professional and well educated Unparalleled in Private Security Industry Enhance national security through technology Trusted defense solutions provider Elite service through experience
Services
ProActive Remote Video Monitoring
Our remote video monitoring system combines AI analytics with live operator oversight to detect threats instantly. When suspicious activity occurs, the system automatically activates alarms, triggers lighting, and dispatches security personnel. This service protects construction sites, schools, and critical infrastructure with real-time monitoring and rapid intervention capabilities.
Executive Protection Services
We provide discreet close protection for executives, celebrities, and public figures through specially trained security details. Our services include travel risk assessments, secure transportation, and 24/7 personal protection both domestically and internationally. Each protection plan incorporates advanced threat detection and contingency protocols tailored to client needs.
Armed Security Specialists
Our licensed armed security officers deter and respond to criminal activity through proactive site patrols and access control. Personnel undergo rigorous training in threat assessment, conflict resolution, and emergency response procedures. We deploy armed teams for high-risk locations requiring enhanced protection against break-ins, vandalism, and workplace violence incidents.
AI-Powered Intrusion Detection
Our AI-enhanced intrusion detection systems analyze video feeds in real-time to identify potential threats with 98% accuracy. The technology integrates with existing security infrastructure to provide automated alerts, facial recognition capabilities, and predictive threat modeling for improved facility security.
Government Contracting Services
We deliver specialized security solutions for federal, state, and local government agencies through GSA schedules and SDVOSB contracting vehicles. Services include critical infrastructure protection, event security for public officials, and mission support operations meeting strict government compliance standards.
People
Mark A. Hart
Director Of Healthcare Security Operations
Former military security specialist with 20+ years experience managing healthcare facility protection programs. Leads strategic security planning for medical infrastructure nationwide.
David Hutchinson
Business Development Manager
Security industry veteran with 15 years developing strategic partnerships in the Southwest region. Focuses on expanding SENTRYSIX's government contracting capabilities.
Harry Jimenez
Senior Security Consultant
Retired law enforcement officer specializing in risk assessment and protective operations. Provides expert guidance on security protocol development and implementation.
Jason Klein
Chief Legal Counsel
Legal expert with specialization in defense contracting regulations and compliance. Ensures all operations meet federal security standards and contractual obligations.
Questions
What security technologies does SENTRYSIX use?
We utilize AI-driven video surveillance, unmanned aerial systems, and integrated intelligence platforms for proactive threat detection and response.
Do you provide international security services?
Yes, we operate in 18 countries including UAE, Mexico, and select Middle Eastern regions with specialized security solutions.
Are your security personnel military-trained?
Our team consists of former military and law enforcement professionals with specialized training in protective operations.
What industries do you serve?
We protect critical infrastructure, government facilities, corporate clients, and high-profile individuals nationwide.
How quickly can you deploy security services?
Our rapid response teams typically deploy within 24-48 hours of initial consultation and contract agreement.
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