As a leading provider of Security Guard Services in California, Guardian National Security is committed to delivering dependable protection for businesses, construction sites, retail stores, logistics centers, and residential communities. Our trained guards meet all requirements set by the California Bureau of Security and Investigative Services (BSIS) and undergo ongoing education to stay current with safety and emergency procedures. In addition, we develop customized security plans tailored to each client’s location, schedule, and unique risks. Whether you need mobile patrols, standing guards, or 24-hour monitoring, we’re prepared to safeguard your property and people. Because of our experience and dedication, organizations across California trust us to deliver reliable, affordable security solutions that ensure compliance, safety, and peace of mind around the clock.


Guardian National Security provides exceptional security services at unbeatable prices for construction sites across Los Angeles, Orange County, and surrounding areas.
Guardian National Security is proud to provide custom security guard services for apartments, gated community and, homeowner associations at the best prices in California.
Guardian National Security offers security guards services for manufacturing, industrial and warehouse properties throughout Los Angeles, San Fernando Valley, Palmdale, Lancaster, Long Beach, and Santa Clarita Valley.
Guardian National Security provides exceptional security guards services for office and executive buildings throughout Los Angeles, San Fernando Valley, Lancaster, Palmdale, and Santa Clarita Valley, and surrounding areas.
Parking lots and vehicle storage structures are frequently left vulnerable to a wide range of criminal activity, primarily due to their size, remoteness, and layout.
Guardian National Security offers Shopping Center and Retail Security Guards that specialize in creating custom security strategies to reduce theft, employee pilferage, vandalism, trespassing, and other unwanted activity.
Guardian National Security specializes in logistics and supply chain security guards. We also provide security guard services for the transportation industry in Los Angeles, Orange County, and surrounding areas.
Guardian National Security provides trustworthy, reliable TV and Film Set security guards to protect and secure the locations anywhere in the Southland. We custom design our security strategies to meet your specific security needs and budget whenever you need to film on set or “on location.”
Protect your property today with trusted Security Guard Services in California from Guardian National Security. Our team makes it quick and easy to get a free, no-obligation quote tailored to your needs. Whether you manage a construction site, retail store, or commercial facility, we’ll design a custom plan that fits your budget. Click below to request your quote and discover why businesses statewide rely on Guardian National Security for dependable, 24/7 protection.