Brandenburg Electronic Systems
131 Airport Drive, Unit F, Joliet, IL 60431
Phone: (815) 205-4494

Communication Solutions Inc.
1450 Standord Drive, Kankakee, IL 60901
Phone: (815) 933-9600
 
Current Electrical Mechanical Inc.
3357 State Street, Suite G, Lockport, IL 60441
Phone: (815) 585-1266
 
Elliott Electric, Inc
P.O. Box 245, 1600 S. Broadway, Coal City, IL 60416
Phone: (815) 634-1600
 
Excel Electric, Inc
24 W. Sangmeister, Frankfort, IL 60423
Phone: (815) 464-5550
 
Ficek Electric & Communication Systems
P.O. Box 1456, #12 Gunia St., LaSalle, IL 61301
Phone: (815) 223-2775

Indicom/MIV Inc
1026 Moen Avenue, Rockdale, IL 60436
Phone: (815) 725-7993
 
KPI Electric
1495 Grinnell Road, Kankakee, IL 60901
Phone: (815) 932-1800
 
Low Voltage Solutions
20516 Caton Farm Road, Lockport, IL 60441
Phone: (630) 434-9600
 
Meade Electric Co., Inc.
907 Rowell Avenue, Joliet, IL 60435
Phone: (815) 729-9100
 
Process  Electric & Communication
1240 Stanford Dr., Kankakee, IL 60901
Phone: (815) 932-8304
 
Ruder Electric Inc.
1075 Lesco Rd., Kankakee, IL 60901
Phone: (815) 932-8660