Welcome to TST Private Security, where strong values merge with quality work.

Driven To Protect Your Interests


We value the opportunity to provide service, protection, and education in a manner, which is fair, courteous, and efficient and we promise to deliver the best security service possible.


We value honesty and ethical behavior in the members of our agency. We are committed to maintaining the highest ethical standards.


We value professionalism, and have a clear sense of commitment, perspective and direction. We build professionalism by creating safe, friendly environments, and we encourage teamwork.


We are eager for personal and professional excellence. We are committed to treating our customers with respect and support them by providing the best services.

Get A Free Quote

Thank you! Your message was sent successfully.

Contact TST Private Security, Inc.

TST Private Security is the premier security company, dedicated in serving our clients throughout Southern and Northern California. If you’d like to contact TST Private Security, Inc. about our Security Services please call 1-833-PATROL1 (728-7651) or email us if you prefer at [email protected]

Security Officers

Secure your people and property with available 24/7 uniformed officer solutions. TST’s well-trained uniformed, security officers are available for the protection of your property. Field officers and TST management work together with every client to develop a tailored solution.

Mobile Patrol

Our patrol vehicle at your service 24 hours day, 7 days a week, 365 days a year. Mobile patrol officers are specially trained to perform patrol inspections by vehicle or on foot. TST officers have the latest technology allowing them to create real-time online reporting while patrolling your property.

State of the Art Technology


TST's software helps security teams track officer performance, create professional reports, and simplify the management process.