Licensed security companies in California
5,248 currently licensed · 576 not current · read September 14, 2026
These are California Department of Consumer Affairs, Bureau of Security and Investigative Services (BSIS) records for the Private Patrol Operator (PPO), as we read them on September 14, 2026. tessura did not issue or approve any of them, and most of these companies have no account with us. A company missing from this list is not necessarily unlicensed — check the regulator directly.
Check any record at the California Department of Consumer Affairs, Bureau of Security and Investigative Services (BSIS) lookup →Also checking the guards themselves? What they should hold in California →Looking for work? 140 open security jobs in California →5,248 records
TOP FLIGHT SECURITY
Private Patrol Operator 16975 · FAIRVIEW · read September 14, 2026
Licensed
TOP LEVEL SECURITY
Alarm Company Operator 6409 · MARTINEZ · read September 14, 2026
Licensed
TOP NOTCH SECURITY SOLUTIONS
Private Patrol Operator 122479 · WALNUT CREEK · read September 14, 2026
Licensed
TOP SECURITY SERVICES
Private Patrol Operator 122678 · CORONA · read September 14, 2026
Licensed
TOP STAR SECURITY GUARD
Private Patrol Operator 120574 · WINNETKA · read September 14, 2026
Licensed
TOP TIER SECURITY SERVICES
Private Patrol Operator 121992 · TRACY · read September 14, 2026
Licensed
TOPAZ ALARM CORPORATION
Alarm Company Operator 7630 · SANTA ANA · read September 14, 2026
Licensed
TOPGUARD, SECURITY SERVICES
Private Patrol Operator 121892 · SIMI VALLEY · read September 14, 2026
Licensed
TORCHSTONE GLOBAL
Private Patrol Operator 120437 · LOS ANGELES · read September 14, 2026
Licensed
TORO SECURITY
Private Patrol Operator 122002 · INDIO · read September 14, 2026
Licensed
TORRANCE MARRIOTT SOUTH BAY
Proprietary Private Security Officer Employer 63 · TORRANCE · read September 14, 2026
Licensed
TOTAL ALLIANCE-INVESTIGATIONS & SECURITY SOLUTIONS
Private Patrol Operator 17731 · PICO RIVERA · read September 14, 2026
Licensed
TOTAL PROTECTION GROUP INC
Private Patrol Operator 122285 · CERRITOS · read September 14, 2026
Licensed
TOTAL SAFETY PROTECTION SERVICES CORP.
Private Patrol Operator 122787 · RIVERSIDE · read September 14, 2026
Licensed
TOTAL SECURITY SYSTEMS
Alarm Company Operator 2968 · WRIGHTWOOD · read September 14, 2026
Licensed
TOTALLY 80'S BAR & GRILLE
Proprietary Private Security Officer Employer 877 · FULLERTON · read September 14, 2026
Licensed
TOTALLY WIRED
Alarm Company Operator 5836 · CITRUS HEIGHTS · read September 14, 2026
Licensed
TOUGH GUYS FIRE & SECURITY
Alarm Company Operator 8165 · REEDLEY · read September 14, 2026
Licensed
TOURO UNIVERSITY
Proprietary Private Security Officer Employer 1562 · VALLEJO · read September 14, 2026
Licensed
TOWER BRIDGE TECHNOLOGY
Alarm Company Operator 7991 · SACRAMENTO · read September 14, 2026
Licensed
TOWNIE7 LLC
Proprietary Private Security Officer Employer 1773 · SACRAMENTO · read September 14, 2026
Licensed
TRADECRAFT FARMS - EL MONTE, LLC
Proprietary Private Security Officer Employer 1780 · STUDIO CITY · read September 14, 2026
Licensed
TRADECRAFT FARMS - LANCASTER
Proprietary Private Security Officer Employer 1760 · STUDIO CITY · read September 14, 2026
Licensed
TRADECRAFT FARMS - PORT HUENEME, LLC
Proprietary Private Security Officer Employer 1759 · STUDIO CITY · read September 14, 2026
Licensed
TRADECRAFT FARMS - VISTA
Proprietary Private Security Officer Employer 1761 · STUDIO CITY · read September 14, 2026
Licensed
TRANSCENDENT SECURITY SERVICES
Private Patrol Operator 120435 · LONG BEACH · read September 14, 2026
Licensed
TRC PRIVATE SECURITY
Private Patrol Operator 120107 · WHITTIER · read September 14, 2026
Licensed
TREADSTONE
Private Patrol Operator 122232 · GRANADA HILLS · read September 14, 2026
Licensed
TREADSTONE PROTECTIVE GROUP
Private Patrol Operator 121738 · SAN JOSE · read September 14, 2026
Licensed
TREASURED SECURITY SOLUTIONS INC.
Private Patrol Operator 121734 · OAKLAND · read September 14, 2026
Licensed
TREELINE SECURITY INC
Private Patrol Operator 16735 · SAN FRANCISCO · read September 14, 2026
Licensed
TRENT SECURITY SERVICES
Private Patrol Operator 119679 · SPRING VALLEY · read September 14, 2026
Licensed
TREQ TECH
Alarm Company Operator 7731 · CORONA · read September 14, 2026
Licensed
TRESTON SECURITY SERVICES INC
Private Patrol Operator 120183 · SOUTH GATE · read September 14, 2026
Licensed
TRI FIRE SOLUTIONS
Alarm Company Operator 7881 · DANVILLE · read September 14, 2026
Licensed
TRI SECURITY ELECTRONICS SURV
Alarm Company Operator 3191 · HEMET · read September 14, 2026
Licensed
TRI-POINT SECURITY
Private Patrol Operator 122400 · GLENDORA · read September 14, 2026
Licensed
TRI-SIGNAL INTEGRATION INC
Alarm Company Operator 5700 · SANTA CLARITA · read September 14, 2026
Licensed
TRIAD SECURITY, INCORPORATED
Private Patrol Operator 120508 · EL CENTRO · read September 14, 2026
Licensed
TRICE TOP TIER SECURITY
Private Patrol Operator 122304 · ONTARIO · read September 14, 2026
Licensed
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