- Union City, CA
California directory
Security guard services in California
California security work is licensed by the Bureau of Security and Investigative Services. Filter the directory by location, service type, and coverage.
Browse by service
Unarmed Security Guards
Uniformed guards for access control, patrol, and deterrence without firearms.
Commercial & Business Security
Guard coverage for offices, warehouses, and commercial property.
Bank & Financial Security
Guards trained for banks, credit unions, and cash-handling sites.
Cannabis Dispensary Security
Licensed guards for dispensaries and cannabis transport.
K9 Security Services
Handler and detection dog teams for patrol and screening.
Maritime & Yacht Security
Guards for marinas, vessels, and port-side property.
Armed Security Guards
Licensed armed officers for higher-risk sites and asset protection.
Mobile Patrol Services
Marked vehicle patrols and alarm response across multiple sites.
Event Security
Crowd management, access control, and safety staffing for events.
Executive Protection
Close protection and secure transport for individuals and teams.
Construction Site Security
Theft and vandalism prevention for active job sites and equipment yards.
Gated Community Security
Access control, gate staffing, and patrols for HOAs and gated neighborhoods.
Lobby & Front Desk Security
Concierge-style officers for building lobbies and reception areas.
Parking Lot & Garage Security
Patrols and monitoring for parking lots and structures.
Vacant Property Security
Protection for vacant buildings, lots, and construction-adjacent sites.
Retail Loss Prevention
Uniformed and plain-clothes staff focused on shrink reduction.
Fire Watch
Compliance patrols when fire systems are impaired or under repair.
Alarm & Video Monitoring
Remote monitoring of intrusion alarms and camera systems.
Residential Security
Gated community, HOA, and private residence security staffing.
43 listings found. Page 1 of 4.
43 listings
Sorted by featured placement, then editorial rank.
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