Costa Mesa's Trusted Security Guard Company

Guardian National Security has been providing dependable and affordable security guard services in Costa Mesa since 1997. We specialize in offering highly trained security guards and reliable patrol services at some of the best rates in the industry. Our guards are fully screened, BSIS-certified security guards who are thoroughly trained in powers to arrest, terrorism, WMD awareness, patrol, observation and documentation, PR, communications, emergency situations, CPR, first aid, and more.
60+ Years of

Our Complete Range of Security Guard Services

Available In Costa Mesa, CA

These security guard services can be used alone or combined and customized to meet your specific security needs in Costa Mesa and surrounding areas.

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

Customizable Security Guard Solutions in Costa Mesa

Guardian National Security excels at providing security guard services in Costa Mesa, CA. Our management team collectively has over 60 years of industry experience, and they’ve developed a keen appreciation for each industry’s unique threats, vulnerabilities and best practices. They use this accrued knowledge to inform every security plan they develop, thus making each customized security plan all the more personalized and effective. Among the long list of industries we serve, we are particularly well-equipped to provide:

  • Construction Site Security in Costa Mesa
  • HOA, Condominium, Apartment Complex Security in Costa Mesa
  • Manufacturing & Industrial Facility Security in Costa Mesa
  • Corporate Office/Executive Security in Costa Mesa
  • Parking Lot & Garage Security in Costa Mesa
  • Mall Security in Costa Mesa
  • Retail Store Security in Costa Mesa
  • TV & Film Set Security in Costa Mesa
  • Logistics & Supply Chain Security in Costa Mesa
  • Warehouse & Storage Facility Security in Costa Mesa
  • School and College/University Security in Costa Mesa

Call us today to learn more and to obtain a comprehensive, customized security solution for your property.

Highly Trained Security Guards in Costa Mesa, CA

Having a highly visible standing security guard at your Costa Mesa business, construction site, gated community entrance or other site can help deter undesirable (and costly) behavior such as trespassing, graffiti, vandalism, theft, loitering, crime, and more. Guardian National Security provides highly trained and trustworthy BSIS-certified security guards who are qualified to stand guard at your property. Our guards have all passed a comprehensive background check that included personal reference checks, drug testing, previous employment verification, motor vehicle report, a credit check, criminal and civil court history, and more. They’ve also completed 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. Additionally, we monitor all of our staff carefully through on-site visits and remote time clock systems. Call today for a free quote on our standing security guard service in Costa Mesa.

Vehicle Patrol Services in Costa Mesa, CA

If you wish to effectively improve security at an expansive property in Costa Mesa, then vehicle patrol services offer a cost-efficient solution. At Guardian National Security, we provide competitively priced vehicle patrol services in well-marked patrol cars with licensed and insured security guards. Our private security guards are trained to follow designated patrol routes that will discourage criminal activity and maximize the effectiveness of our surveillance efforts. Additionally, their friendly and professional presence can promote a greater sense of community and safety. That’s why our vehicle patrol services are frequently used in parking lots, gated communities, large industrial facilities, university campuses, and construction sites across Costa Mesa, California. Call now for your free quote. We will match or beat any competitor’s price.

Mobile Patrol in Costa Mesa, CA

Security patrol services that are provided by foot, golf cart or bike can offer our Costa Mesa clients a number of advantages compared to those provided by patrol car. They make patrolling large areas easy, are less intimidating than patrol cars, and are highly effective at discouraging unwanted behaviors, making these other mobile patrol options appealing for universities, schools, business parks, parking garages, construction sites, gated neighborhoods, performance venues, shopping malls, industrial facilities, and other large public spaces. As with all of our security guard services, you can expect your patrol guard to arrive on time, in uniform, fully briefed on all post duties, and ready to work. Your assigned private security guard will not only keep an eye out for and respond to suspicious behavior, but also provide other helpful services, such as parking enforcement, rules enforcement, after hours security escorts, maintain activity logs, and more. Call today for a free quote.

Fire Watch Services in Costa Mesa, CA

Affordably Priced and Available 24 Hours a Day

Guardian National Security’s fire watch services have been developed to fully meet OSHA regulations and California Fire Code requirements. In that event your sprinkler system or fire alarm system is impaired, you can call upon our trained guards to patrol the affected areas at your Costa Mesa site and keep a watchful eye for any early warning signs of fire and hazardous material emergencies. Your assigned fire watch guard will carry both a cell phone and a two-way radio, giving them immediate access to the local fire department through our well-staffed, 24-hour dispatch. They’ll also keep a thorough log of all patrols for you to keep in your records. Contact us today for your free quote.

Logistics & Supply Chain Security Guard Services in Costa Mesa, CA

Guardian National Security’s logistical security services are designed to serve the unique needs of businesses in Costa Mesa that work in the transportation industry. This service involves tasks such as truck inspections, shipping inventory management, arrival and departure tracking, keeping material and equipment logs, assigning docks, and assisting with Cal/OSHA audits. To tailor this service to your needs, we will complete a needs assessment at your Costa Mesa site and develop a custom security and logistical plan for your particular needs. Call today for a competitive quote.

Wireless Security Equipment Installation & Remote Monitoring in Costa Mesa, CA

Guardian National Security is also Costa Mesa’s premier choice for wireless security equipment installation and remote monitoring. We are a state licensed C7 contractor with years of hands-on experience installing video equipment, alarm systems, and motion detectors. We not only use the wireless security industry’s best practices and techniques, but also provide highly competitive rates. In fact, we will match or beat the quoted rates of any local competitor. Additionally, because our wireless security equipment surveillance services come packaged with a standing security guard, your Costa Mesa, Newport Beach, or Laguna Beach site will be monitored 24 hours a day, and one of our licensed and trained security guards will be ready to address any issues if your alarm system is triggered. Call us today for a free quote.

Alarm Response & Dispatch Services in Costa Mesa, CA

Guardian National Security has the expertise and experience to provide superior alarm response and dispatch services. Costa Mesa businesses can rely on us to monitor their security alarm systems 24 hours a day and dispatch a licensed security guard when their alarm is triggered. Our highly trained guards arrive in a clearly marked private patrol car ready to assess the circumstances, provide on-site assistance, or contact the Police or Fire Department, if necessary. At the completion of our visit, the guard will complete a thorough incident report for your records. At Guardian National Security, our alarm response services are always affordably priced–we’ll even match or beat any competitor’s quote. Call today to learn more.

What our

Clients Have to Say

Guardian National Security is committed to providing reliable, quality protection services to a variety of industries through custom-designed security strategies, expertly trained security guards, and excellent customer service.

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

Free On-site Security Assessments & Quotes

Call Today to Book Security Guard Services in Costa Mesa, CA

Guardian National Security is a full-service security guard company that is dedicated to serving clients throughout Costa Mesa, CA. We are licensed, bonded and insured, as well as a proud member of CALSAGA (the California Association of Licensed Security Agencies, Guards and Associates). Since we opened our doors, we have consistently maintained an A+ rating from the Better Business Bureau.

Call today for a free quote. We will match or beat any competitor’s price! Our highly reputable security services are available 24 hours a day and are sure to improve security at your Costa Mesa site.

Custom-Made, Personalized Security Plan

Guardian National Security Costa Mesa, California
Zip Codes: 92626, 92627, 92628, 92646, 92707
Area code (714) (949)