Ranked #1 Security Guard Company in San Antonio, Texas for Best-in-Class Service and Experience


SENTRYSIX Defense Group, Inc. is a Texas corporation, founded in 2016, and headquartered in San Antonio, Texas. Owned and operated by U.S. Military Veterans and law enforcement officers, our firm was founded on one basic principle. To provided the highest caliber of protection for our members, to maximize their safety and protection, at every angle possible. We originally started as a premium provider of armed security guard services, and personal protection agents (commonly referred to as bodyguards) in the San Antonio area. Our focus is on hiring our nations veterans and former law enforcement personnel, so they can continue to serve our communities.

Since inception, our firm has grown to providing professional security guard services in four major Texas cities, which include Austin, Dallas, Houston and San Antonio. Our firm has evolved into a comprehensive risk management company offering a full spectrum of professional security guard and risk management services, which include armed and unarmed security guardsalarms & surveillance,unmanned aerial systemsprivate investigation services, and training support services

We strive to only employ men and women of the highest caliber so we have the abilities to provide only the best-in-class service for our clients. By doing this, we are able to surpass any other security company in San Antonio and the surrounding areas, in the level of experience, expertise, professionalism, technology applications, provide training and customer service. All of our security guards and other personnel are thoroughly vetted men and women of our country’s armed forces, law enforcement and intelligence communities. 

The threats we face today from domestic criminal activity to transnational terror organizations, is on the rise and ever changing. The need for respected and trusted protection has never been greater. Contact us NOW for a free consultation.