Allied Universal
Los Angeles, CA 90001
AM PM Nationwide Security
Calabasas, CA 91372
Echelon protective services
Los Angeles, CA 90001
Inter-con Security
Van Nuys, CA 91406
Guardian National Security
Simi Valley, CA 93065
Black Box Security
Agoura Hills, CA 91301
Security Guards of America
Woodland Hills, CA
The J. Paul Getty Trust
Los Angeles, CA 90001
Fast Guard Security Service
Chatsworth, CA 91311
Beth Israel Lahey Health
Beverly Hills, CA 90210