5,788 security guard and private security companies in California, built from official state licensing data. Compare by city and request free quotes.
California is the largest private security market in the country. Security companies and their officers are licensed by the Bureau of Security and Investigative Services (BSIS): companies hold a Private Patrol Operator (PPO) license and officers a guard card. Demand spans corporate campuses in the Bay Area, entertainment and logistics in Greater Los Angeles, the Inland Empire's warehouse corridor, and agriculture and energy in the Central Valley.
Capital: Sacramento · West region.
Browse the companies in each city across the state.
Hire by service type in Los Angeles and the state's main cities.
Ranked by license status, profile views and recommendations.
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