California
Security companies across California
Security services in California
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.
Browse California cities by county
Every city page lists the companies with recorded coverage there.
Alameda County (10 cities)
- Security companies in Alameda
- Security companies in Berkeley
- Security companies in Dublin
- Security companies in Fremont
- Security companies in Hayward
- Security companies in Livermore
- Security companies in Oakland
- Security companies in Pleasanton
- Security companies in San Leandro
- Security companies in Union City
Contra Costa County (7 cities)
Los Angeles County (39 cities)
- Security companies in Alhambra
- Security companies in Arcadia
- Security companies in Azusa
- Security companies in Baldwin Park
- Security companies in Bellflower
- Security companies in Burbank
- Security companies in Carson
- Security companies in Compton
- Security companies in Covina
- Security companies in Diamond Bar
- Security companies in Downey
- Security companies in El Monte
- Security companies in Gardena
- Security companies in Glendale
- Security companies in Glendora
- Security companies in Hawthorne
- Security companies in Huntington Park
- Security companies in Inglewood
- Security companies in Lakewood
- Security companies in Lancaster
- Security companies in Long Beach
- Security companies in Los Angeles
- Security companies in Lynwood
- Security companies in Montebello
- Security companies in Monterey Park
- Security companies in Norwalk
- Security companies in Palmdale
- Security companies in Paramount
- Security companies in Pasadena
- Security companies in Pico Rivera
- Security companies in Pomona
- Security companies in Redondo Beach
- Security companies in Rosemead
- Security companies in Santa Clarita
- Security companies in Santa Monica
- Security companies in South Gate
- Security companies in Torrance
- Security companies in West Covina
- Security companies in Whittier
Marin County (2 cities)
Orange County (22 cities)
- Security companies in Aliso Viejo
- Security companies in Anaheim
- Security companies in Buena Park
- Security companies in Costa Mesa
- Security companies in Cypress
- Security companies in Fountain Valley
- Security companies in Fullerton
- Security companies in Garden Grove
- Security companies in Huntington Beach
- Security companies in Irvine
- Security companies in La Habra
- Security companies in Laguna Niguel
- Security companies in Lake Forest
- Security companies in Mission Viejo
- Security companies in Newport Beach
- Security companies in Orange
- Security companies in Placentia
- Security companies in San Clemente
- Security companies in Santa Ana
- Security companies in Tustin
- Security companies in Westminster
- Security companies in Yorba Linda
Placer County (2 cities)
Riverside County (14 cities)
- Security companies in Beaumont
- Security companies in Cathedral City
- Security companies in Corona
- Security companies in Hemet
- Security companies in Indio
- Security companies in Lake Elsinore
- Security companies in Menifee
- Security companies in Moreno Valley
- Security companies in Murrieta
- Security companies in Palm Desert
- Security companies in Perris
- Security companies in Riverside
- Security companies in San Jacinto
- Security companies in Temecula
Sacramento County (5 cities)
San Bernardino County (15 cities)
- Security companies in Apple Valley
- Security companies in Chino
- Security companies in Chino Hills
- Security companies in Colton
- Security companies in Fontana
- Security companies in Hesperia
- Security companies in Highland
- Security companies in Ontario
- Security companies in Rancho Cucamonga
- Security companies in Redlands
- Security companies in Rialto
- Security companies in San Bernardino
- Security companies in Upland
- Security companies in Victorville
- Security companies in Yucaipa
San Diego County (12 cities)
- Security companies in Carlsbad
- Security companies in Chula Vista
- Security companies in El Cajon
- Security companies in Encinitas
- Security companies in Escondido
- Security companies in La Mesa
- Security companies in National City
- Security companies in Oceanside
- Security companies in San Diego
- Security companies in San Marcos
- Security companies in Santee
- Security companies in Vista