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
PRO TECH FIRE ALARM AND COMMUNICATION SYSTEMS, INC.
Alarm Company Operator 7281 · AGOURA HILLS · read September 14, 2026
Licensed
PRO TECH SECURITY & ELECTRONICS
Alarm Company Operator 5789 · MERCED · read September 14, 2026
Licensed
PRO TECH SYSTEMS INC
Alarm Company Operator 2417 · SIMI VALLEY · read September 14, 2026
Licensed
PRO-ALERT SECURITY SYSTEMS
Alarm Company Operator 2729 · SAN DIEGO · read September 14, 2026
Licensed
PRO-SENTRIX SECURITY
Private Patrol Operator 122808 · CORONA · read September 14, 2026
Licensed
PRO-TEC SYSTEMS
Alarm Company Operator 3969 · SANTA BARBARA · read September 14, 2026
Licensed
PRO-TECHS SECURITY LLC
Alarm Company Operator 8012 · LIVERMORE · read September 14, 2026
Licensed
PRO6 SECURITY SERVICES INC.
Private Patrol Operator 121083 · OCEANSIDE · read September 14, 2026
Licensed
PROACTIVE PROTECTION AGENCY
Private Patrol Operator 122825 · CANYON COUNTRY · read September 14, 2026
Licensed
PROACTIVE SECURITY
Private Patrol Operator 121448 · SAN DIEGO · read September 14, 2026
Licensed
PROCINCTU GROUP, INC.
Private Patrol Operator 17316 · WAXHAW · read September 14, 2026
Licensed
PRODUCTION ALLIANCE GROUP CONSULTANTS
Private Patrol Operator 12967 · TUSTIN · read September 14, 2026
Licensed
PRODUCTION SECURITY SERVICES
Private Patrol Operator 120069 · LOS ANGELES · read September 14, 2026
Licensed
PRODUCTION SET SECURITY INC.
Private Patrol Operator 120448 · VICTORVILLE · read September 14, 2026
Licensed
PROEYE SECURITY SERVICES, INC
Private Patrol Operator 121579 · SACRAMENTO · read September 14, 2026
Licensed
PROFESSIONAL EVENT SERVICES, INC.
Private Patrol Operator 121629 · COLUSA · read September 14, 2026
Licensed
PROFESSIONAL HOME AUTOMATION AND SECURITY LLC
Alarm Company Operator 7880 · SAN GABRIEL · read September 14, 2026
Licensed
PROFESSIONAL PROTECTION & SECURITY, INC.
Private Patrol Operator 14964 · SUMMERLAND · read September 14, 2026
Licensed
PROFESSIONAL PROTECTION ASSOCIATES INC.
Private Patrol Operator 120486 · ALISO VIEJO · read September 14, 2026
Licensed
PROFESSIONAL PROTECTION SECURITY SYSTEMS
Alarm Company Operator 5729 · HUNTINGTON BEACH · read September 14, 2026
Licensed
PROFESSIONAL SECURITY GUARD, INC.
Private Patrol Operator 120130 · WOODLAND HILLS · read September 14, 2026
Licensed
PROFESSIONAL TELECOMMUNICATIONS SERVICES, INC.
Alarm Company Operator 7151 · LIVERMORE · read September 14, 2026
Licensed
PROFICIENT PROTECTION AGENCY, INC.
Private Patrol Operator 120662 · ALAMEDA · read September 14, 2026
Licensed
PROFORCE 1 PROTECTION SERVICES
Private Patrol Operator 120753 · ANAHEIM · read September 14, 2026
Licensed
PROFORCE PROTECTION GROUP, INC.
Private Patrol Operator 121443 · WHITTIER · read September 14, 2026
Licensed
PROGRESSIVE PROTECTIVE SERVICES
Private Patrol Operator 14222 · MORENO VALLEY · read September 14, 2026
Licensed
PROGRESSIVE TECHNOLOGY SECURITY SYSTEMS INC
Alarm Company Operator 5513 · ESCONDIDO · read September 14, 2026
Licensed
PROGUARD SECURITY SERVICES, INC.
Private Patrol Operator 119678 · SAN FRANCISCO · read September 14, 2026
Licensed
PROJECT: AUTOMATE
Alarm Company Operator 7830 · LOS ANGELES · read September 14, 2026
Licensed
PROLAND MANAGEMENT COMPANY, LLC
Proprietary Private Security Officer Employer 159 · LOS ANGELES · read September 14, 2026
Licensed
PROLIANT SERVICES INC.
Private Patrol Operator 119980 · DIAMOND BAR · read September 14, 2026
Licensed
PROMINENCE SECURITY
Private Patrol Operator 122516 · HAYWARD · read September 14, 2026
Licensed
PROMINENT SECURITY SERVICES
Private Patrol Operator 15162 · LOS ANGELES · read September 14, 2026
Licensed
PROMPT SHIELD SECURITY
Private Patrol Operator 121310 · LOS ANGELES · read September 14, 2026
Licensed
PROOF SCHOOL
Proprietary Private Security Officer Employer 1084 · SAN FRANCISCO · read September 14, 2026
Licensed
PROOF SECURITY
Alarm Company Operator 7494 · SAN JOSE · read September 14, 2026
Licensed
PROPER WELLNESS, INC.
Proprietary Private Security Officer Employer 1092 · EUREKA · read September 14, 2026
Licensed
PROPERTY SECURITY SERVICES, INC
Private Patrol Operator 119841 · GRANADA HILLS · read September 14, 2026
Licensed
PROSEGUR SERVICES GROUP, INC.
Private Patrol Operator 120931 · ASHBURN · read September 14, 2026
Licensed
PROSTATIS SECURITY SERVICES
Private Patrol Operator 122462 · SANTEE · read September 14, 2026
Licensed
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