Cost-Effective and Reliable Security Guard & Patrol Services in Thousand Oaks, CA

Welcome to Guardian National Security, the best choice for security guard services, cctv surveillance, and vehicle patrol services in Thousand Oaks and surrounding areas. We offer fully licensed, professional security guards that are trained to offer highly effective security for a wide range of sites, including but not limited to hospitals, gated neighborhoods, warehouses & industrial facilities, retail shopping centers, corporate offices, construction sites, and more.

Our security guard services are available 24 hours a day and at any location in Thousand Oaks. You can expect us to customize our services to your specific needs, fully brief our team on your assignment, and have your assigned security guard arrive in uniform, on time and ready to work. To confirm that our guards are making the necessary rounds, we use Detex GPS equipment, enforce detailed reporting procedures, and perform random on-site visits by our management team. With Guardian National Security, you can rest assured that our services will improve security and reduce unwanted activity (such as trespassing, loitering, graffiti, vandalism, crime, etc.) at your site in Thousand Oaks, CA.

60+ Years of

About guardian national security

Trusted Security Guard Company Serving Thousand Oaks

Guardian National Security is a licensed security guard company that serves clients in Thousand Oaks and surrounding cities. We are fully insured and bonded, and exceed California’s requirements for worker’s compensation, commercial auto liability, and general liability. We can even increase our limits as required by any of our Thousand Oaks clients. 

Our guards are all licensed by the BSIS (Bureau of Security and Investigative Services) in California. As members of the Better Business Bureau and the California Association of Licensed Security Agencies, Guards and Associations (CALSAGA), Guardian National Security is committed to providing our clients with excellent service. This includes always being honest, transparent, reliable, and responsive. It also means that we offer our high-quality private security services at a fair price and always honor our promises.

Call us today for a free quote on any of the following services:

  • Vehicle Patrol in Thousand Oaks, CA
  • Security Guards in Thousand Oaks, CA
  • Alarm Response in Thousand Oaks, CA
  • Foot, Bike & Golf Cart Patrol in Thousand Oaks, CA
  • Logistical Security Services in Thousand Oaks, CA
  • Fire Watch Services in Thousand Oaks, CA

Professional &

Security Guard Services


We specialize in developing security strategies that effectively reduce theft, vandalism, trespassing, employee pilferage, and other criminal activity in retail stores, malls, and shopping centers. »


Whether you need nightly lock-up and alarm services, parking lot patrol, or temporary fire watch services, we have the skills and expertise to provide a cost-effective security solution to meet your priorities. »


Our highly trained and licensed guards can be trusted to keep valuable machinery and equipment secure or to protect against vandalism, graffiti, trespassing, and other unwanted activity. »


Guardian National Security is thoroughly prepared to provide a wide range of transportation and logistical security duties for your trucking company, loading dock, or rail yard. »


We’re proud to provide unparalleled security guard services for homeowner associations, gated communities, apartment complexes, condominiums, and communities of all sizes.


Our Process

At Guardian National Security, we are committed to providing individually-tailored security plans to every customer at an affordable cost. In order to best serve the unique needs of our clients, we have developed an efficient multi-step process for designing, implementing, and monitoring custom security plans.

Free Consultation


We will thoroughly discuss your security needs and concerns in order to understand your property.

Proposal & Quotes


We guarantee to match or beat any competitor’s quote for the same services.

On-Site Follow Up


One of our security advisors will complete a thorough on-site walk-through at your location.

Customized Security & Patrol Plans


We will delineate patrol routes, schedules & post orders based on your specific needs.

Guards to Arrive On-Time, In Uniform & Ready to Work


You can expect your assigned guards to arrive on-time, in uniform, and ready to work.

Daily Activity Reports, Incident Reports & Parking Violation Warnings


We provide clients with daily activity reports, incident reports, and parking violation warnings.

Protecting California's Most Recognized Brands

Brookstone Logo Burger King Logo Kohl’s Logo Southern California Edison (SCE) Logo Starbucks Coffee Logo Bank Of America Logo


Guardian National Security

Trained, BSIS-Licensed Security Guards


Expertly-Trained, BSIS-Licensed Security Guards

Superior Customer Care


Exceptional Customer Service Available 24/7

Competitive Pricing


We Match or Beat Any Competitor’s Quote

Vehicle Patrol Services In Thousand Oaks

For cost-effective crime prevention and security in Thousand Oaks consider Guardian National Security’s vehicle patrol services. Our well-marked vehicles and uniformed security guards give your site a visible security presence that helps foster a general sense of safety and security. It also makes it easier for our guards to survey large areas, such as school campuses, parking lots, construction sites, gated neighborhoods and more. Guard vehicle patrol tours and responsibilities are determined by having a professional on-site consultation with someone on our management team. Our management team has over 60 years of collective experience and invaluable security expertise. Call now for a free quote!

Reliable Security Guards in Thousand Oaks

Having a highly visible standing guard at your Thousand Oaks site can help deter undesirable behavior such as trespassing, graffiti, vandalism, theft, loitering, etc. With Guardian National Security, you’ll get a highly trained and trustworthy security guard who is BSIS certified and qualified to stand guard at your property in Thousand Oaks. To become a part of the Guardian National Security team, our guards had to clear a very rigorous background check that included drug testing, personal reference checks, verification of previous employment, a credit check, motor vehicle report, criminal and civil court history, and more. Then, they had to pass a rigorous training process that included mandatory topics such as power to arrest, terrorism awareness, and weapons of mass destruction, observation and documentation, PR, and communication as well as a wide range of supplemental topics, such as post orders and assignments, evacuation procedures, search and seizures, security supervision, and more. Call today to tell us about your standing guard needs in Thousand Oaks, Malibu, and Camarillo. We feature 24-hour local dispatch service.

Alarm Response Services Throughout Thousand Oaks, Malibu & Surrounding Areas

In general, it is a good idea to invest in having an experienced private security company such as Guardian National Security provide alarm monitoring and response services if you have an active alarm system on your property in Thousand Oaks, Malibu, or surrounding cities. Otherwise, you’ll have to have local law enforcement respond to your alarms, which can lead to significant fees if the alarms turn out to be false. At Guardian National Security, we can provide dependable alarm response services at an affordable rate. With our alarm response services, you can rest assured that we will monitor your site 24 hours a day and send a trained and licensed security guard if your alarm is triggered. Our guards will arrive quickly, assess the circumstances, provide on-site assistance or contact the Police or Fire Department if needed, and complete thorough incident reports. Call today to learn more.

Foot, Bike & Golf Cart Patrol Services in Thousand Oaks

Security patrol services that are provided on foot, bike or golf cart offer our Thousand Oaks clients a number of advantages. They are less intimidating than vehicle patrols, make patrolling large areas easy, and highly effective at discouraging unwanted activity. Our foot patrols, bike patrols and golf cart patrols are ideal for schools, universities, business parks, parking lots, construction sites, gated neighborhoods, malls, performance venues, industrial facilities, and public spaces. Depending upon your needs, your assigned guard can provide a wide array of services, including safety escort, ticketing, enforcement of rules and regulations, respond to and report on incidents, and more. However, in every case, our mobile patrol guards will arrive on time, in uniform, and fully briefed on their duties and responsibilities. Call today for a free quote.

Logistics & Supply Chain Security Guard Services in Thousand Oaks

Guardian National Security has the ability to expand its normal security services to include logistics for our clients in Thousand Oaks, Malibu, and surrounding cities. Our logistical security service is fully customizable to meet our clients specific needs and can include any or all of the following:

  • Inspecting trucks
  • Docking designation assistance
  • Tracking and maintaining arrival/departure logs
  • Keeping material and equipment logs
  • Managing shipping inventory
  • Cal-OSHA audit support

This type of service is particularly helpful to our Thousand Oaks commercial clients in the transportation industry, but can be useful to any type of business that wishes to manage the risks associated with their supply chain and other logistics. We offer competitive quotes for all of our logistical security services in Thousand Oaks. Call today.

Fire Watch Services In Thousand Oaks, CA

Guardian National Security offers Thousand Oaks businesses dependable and affordable fire watch services to meet California Fire Code requirements. We have guards that are specifically trained in fire watch responsibilities. This includes patrolling all susceptible areas (those without a working fire alarm or sprinkler system) and watching for early warning signs of a fire or other related emergencies, such as hazardous material incidents. In the event of an emergency, your fire watch guard will be prepared to use a fire extinguisher, evacuate inhabitants, and connect with our 24/7 radio dispatch to have the fire department promptly notified. Call today to speak with one of our security professionals about your fire watch needs in Thousand Oaks, Malibu, and surrounding areas.

Guardian National Security Services gave me so much peace of mind. They were able to secure my office building efficiently and professionally.

SAL A. Via Google

Guardian National Security Thousand Oaks & Malibu, California
Zip Codes: 90263, 90264, 90265, 91319, 91320, 91358, 91359, 91360, 91377, 93012
Area Code: (310, 424, 805, 820)