Fast Guard Security Service
Oak Lawn, IL 60453
Sarnova
Mokena, IL 60448
Northwestern Medicine
Palos Heights, IL 60463
Chicago, IL 60606
Cadogan Tate
Chicago, IL 60612
Chicago O'Hare International Airport
Oak Lawn, IL
Chicago Public Schools
Chicago, IL 60601
Kroger
Chicago, IL 60653
Allied Universal Security Services
Chicago, IL 60629
Caesars Entertainment
Hammond, IN 46324
Xinnovit
Chicago, IL 60601