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 →5,248 records
CONQUER PROTECTION FIRM
Private Patrol Operator 122819 · CHINO HILLS · read September 14, 2026
Licensed
CONSCIOUS CONSULTING & YOGA, INC.
Proprietary Private Security Officer Employer 1257 · PLACERVILLE · read September 14, 2026
Licensed
CONSOLIDATED SECURITY INTEGRATION
Alarm Company Operator 7586 · HANFORD · read September 14, 2026
Licensed
CONSTRUCTION ELECTRONICS INC
Alarm Company Operator 1127 · EL CAJON · read September 14, 2026
Licensed
CONSTRUCTS OF DEFENSE
Private Patrol Operator 122350 · SAN DIEGO · read September 14, 2026
Licensed
CONSULTING TECHNOLOGY NETWORK, INC.
Alarm Company Operator 7924 · ANAHEIM · read September 14, 2026
Licensed
CONSUMER RESEARCH BUREAU, INC. DBA CRB SECURITY SOLUTIONS
Alarm Company Operator 6877 · BUENA PARK · read September 14, 2026
Licensed
CONTACT SECURITY INC
Private Patrol Operator 11285 · BREA · read September 14, 2026
Licensed
CONTEMPORARY SERVICES CORPORATION
Private Patrol Operator 6259 · NORTHRIDGE · read September 14, 2026
Licensed
CONTRA COSTA PROTECTIVE SERVICES
Private Patrol Operator 14622 · SAN PABLO · read September 14, 2026
Licensed
CONTRA SECURITY SERVICES INC.
Private Patrol Operator 122395 · MORENO VALLEY · read September 14, 2026
Licensed
CONTRERAS & ASSOCIATES SECURITY PROFESSIONALS
Private Patrol Operator 122478 · MILPITAS · read September 14, 2026
Licensed
CONTRIVANCE SECURITY SERVICES INC.
Private Patrol Operator 122515 · BEAUMONT · read September 14, 2026
Licensed
CONTROL ALARM COMPANY
Alarm Company Operator 5930 · CLOVIS · read September 14, 2026
Licensed
CONTROL FREAKS LLC
Alarm Company Operator 8296 · TRABUCO CANYON · read September 14, 2026
Licensed
CONTROLLED KEY SYSTEMS, INC.
Alarm Company Operator 6942 · IRVINE · read September 14, 2026
Licensed
CONVERGENT SYSTEMS
Alarm Company Operator 5540 · ANTELOPE · read September 14, 2026
Licensed
CONVERGINT TECHNOLOGIES LLC
Alarm Company Operator 8225 · LA PALMA · read September 14, 2026
Licensed
COOK SOLUTIONS GROUP INC.
Alarm Company Operator 8168 · FAIRFIELD · read September 14, 2026
Licensed
COOKE & ASSOCIATES, INC.
Private Patrol Operator 14972 · DANVILLE · read September 14, 2026
Licensed
COPPER BEECH
Alarm Company Operator 7136 · SAN QUENTIN · read September 14, 2026
Licensed
COR SECURITY, INC.
Alarm Company Operator 7147 · SAN MARCOS · read September 14, 2026
Licensed
COR SYSTEMS
Alarm Company Operator 5876 · PASADENA · read September 14, 2026
Licensed
CORDOBA GLOBAL PROTECTION
Private Patrol Operator 17749 · SACRAMENTO · read September 14, 2026
Licensed
CORDOVA SECURITY SERVICES
Private Patrol Operator 122148 · PACOIMA · read September 14, 2026
Licensed
CORE1 SECURITY SERVICES
Private Patrol Operator 122210 · SAN FRANCISCO · read September 14, 2026
Licensed
CORECIVIC,INC.
Private Patrol Operator 16104 · SAN YSIDRO · read September 14, 2026
Licensed
COREGUARD SERVICES
Private Patrol Operator 122701 · RESTON · read September 14, 2026
Licensed
CORINTHIAN SECURITY SERVICES
Private Patrol Operator 16480 · EL DORADO HILLS · read September 14, 2026
Licensed
CORNERSTONE CHRISTIAN CENTER
Proprietary Private Security Officer Employer 1750 · ANTIOCH · read September 14, 2026
Licensed
CORNERSTONE ENTERPRISE INC DBA THE ROCK SECURITY
Alarm Company Operator 8095 · BELLFLOWER · read September 14, 2026
Licensed
CORNERSTONE PROTECTIVE SERVICES
Private Patrol Operator 121091 · TORRANCE · read September 14, 2026
Licensed
CORNERSTONE SAFEGUARD
Alarm Company Operator 7988 · CERRITOS · read September 14, 2026
Licensed
CORNERSTONE SECURITY SERVICES
Private Patrol Operator 120057 · WILDOMAR · read September 14, 2026
Licensed
CORNWALL SECURITY SERVICES
Private Patrol Operator 16469 · WESTLAKE VILLAGE · read September 14, 2026
Licensed
CORONA PRIVATE SECURITY
Private Patrol Operator 14117 · LOS ANGELES · read September 14, 2026
Licensed
CORPORATE AMERICA PRIVATE SECURITY
Private Patrol Operator 17531 · SOUTH EL MONTE · read September 14, 2026
Licensed
CORPORATE SECURITY CONCEPTS
Private Patrol Operator 16112 · SAN JOSE · read September 14, 2026
Licensed
CORVIEW SECURITY, INC.
Alarm Company Operator 7697 · NEWPORT BEACH · read September 14, 2026
Licensed
CORY PALKA ADVISORY GROUP
Private Patrol Operator 121859 · SANTA MONICA · read September 14, 2026
Licensed
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