Security Guards of America
Los Angeles, CA 90031
The Guard Alliance
Los Angeles, CA 90011
AM PM Nationwide Security
Glendale, CA 91209
Fast Guard Security Service
Glendale, CA 91205
Securitas
Los Angeles, CA 90058
Guardian National Security
Maywood, CA 90270
Echelon protective services
Los Angeles, CA 90001
XPressGuards
Los Angeles, CA 90034
Allied Universal
Los Angeles, CA 90001
Allied Universal Security Services
Los Angeles, CA 90011