California Security Companies

All Star Security Company Services is proud to offer commercial and personal premium security service. All guards involved in the program

American Safe Security is a fully licensed and insured security guard company serving California, Arizona, Nevada, and Texas. Call 888521624

Choose Americo Security for top-notch security services in Northern California, protecting your assets with expert care and providing unmatched peace of mind.

California Patrol Enforcement provides private security patrol services statewide, with armed/unarmed guards, event coverage, and camera monitoring for peace of mind.

CALTAC Security is a premier provider of Security Services in Sacramento CA, with coverage extending to Roseville and El Dorado Hills. Contact us today!

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Site header Email info@nationalunionsecurityservice.com Call us for free estimate ( National Union Security Service Professional Security Guard & Patrol Services in California NUSS — Your Security

NOR-CAL Security provides BSIS-licensed, armed and unarmed security guards across Northern California. Free quote 24/7. 15+ years. 280+ happy clients.

Patrol Solutions is a private security company serving all of California including Northern California (Sacramento), the San Francisco Bay Area (East Bay, North Bay, and South Bay), and Southern California (Los Angeles and Orange...

We provide armed and unarmed patrol and site security services in Roseville, Rocklin, Granite Bay, Citrus Heights, Folsom and the greater Sacramento area.

! ! Quick Reaction ( © 2026 Quickreaction Co. All rights reserved. Professional Security Services Prepared. Professional. Ready to Respond. Quick Reaction Security delivers proactive protection through trained

( ( PROVIDING YOU A PROTECTION IS OUR ONLY BUSINESS. Welcome Salar Act Private Security Welcome to Salar Act Private Security, where your safety and