Leading The Next Generation of Security®

SENTRYSIX is a comprehensive mission support solutions provider that offers a full spectrum of security solutions, police services, event staffing and mission support services. We maintain offices strategically located across the country to best serve our clients, and ensure we secure your success. Contact us today to experience the SENTRYSIX difference.

Professional Guard & Patrol Services

Our professional security officers are trained to deter damage caused by break-ins, vandalism, workplace violence, arson, and other crimes.

Executive Protection

At SENTRYSIX International, our private protection officers are specially trained to provide close personal protection to help ensure safe and discrete travels both domestically and abroad.

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Remote Video Guarding

Our remote video guarding solution is a video monitoring service designed to effectively monitor your site or provide over-watch gate access control to a property. Our remote video monitoring solution is an affordable alternative to security guard services and is extremely effective.

Remote Video Guarding & Surveillance

Client Reviews

“I found Sentry Six and hired them for my personal event. The security guards and support staff are professional and well educated. Moreover, communication level is up to mark which made us easy to secure our event at a professional level.”

-Kyle Rayner

SENTRYSIX DEFENSE GROUP is the pacesetter for the new generation of public safety. With Law Enforcement Officers and US Armed Forces Veterans at the spearhead of this organization, their services and employees will continue to run unparalleled in the Private Security Industry.

-Ramiro Guzman

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News & Updates

Check Out Our Security Tips & Latest Company News!

SENTRYSIX Provides Security for Annual Jim West Challenge

In October 2021, SENTRYSIX was the security provider of choice for the 2021 Jim West Challenge, Golf Tournament for the third year in a row. The tournament features over a dozen teams from universities nationwide to include Missouri State, Texas State, TCU to name just a few.

SENTRYSIX Enters Partnership with Community Associations Institute

“CAI is an international membership organization dedicated to building better communities. With more than 35,000 members, CAI has 63 chapters worldwide, including Canada, the Middle East and South Africa, and relationships with housing leaders in a number of other countries, including Australia and the United Kingdom. CAI provides information, education and resources

SENTRYSIX Builds Relationships With Dubai Officials

SENTRYSIX International is a growing global security partner specializing in security risk management solutions worldwide. Recently our firm has began the process of building a partnership in Dubai to take our expertise to the international market and UAE region. The middle east is a vulnerable area with high rates of terrorism, crime and piracy in the seas.

SENTRYSIX Plays Ball

Find out what the San Antonio Express News is saying about us! Click here: http://bit.ly/S6GivesBack

What could be better than a baseball field filled with baseball players, alumni of the Major League Baseball Players Association and U.S. military veterans? This past Saturday, June 16th, SENTRYSIX made that happen. As the Presenting Sponsor of the

SENTRYSIX Presents The Eva’s Heroes Baseball Clinic

SentrySix is proud to present the Eva’s Heroes Baseball Clinic on June 16th at St. Mary’s University. The event is held annually and provides an opportunity for individuals with special needs to learn and play baseball. Former Major League Baseball players will attend and coach participants before the Grand Slam baseball game begins.

25+ Years of Experience

$25m+ Total Revenue Generated

50 States Of Operation

18 Countries Of Operation