Ziller Electric Inc's customers include:

ABB Robotics
Advanced Corrosion Control Technologies
American Material Handling Inc
AT&T
BorgWarner Inc
BP Petroleum
Candlewood Suites
CITGO
Clarkston Auto Body & Towing, Inc
Corrado Contracting
Del Taco
Dovetails
Exxon Mobil
Fairlane Ford
FEV
H.O.V.
Home Depot
INTIER Seating Systems
Invensys Power Systems Division
Kroger
L & R Construction Service
L.C. Carnaghi, Inc
Marathon Ashland Petroleum
Matzak Inc
Nextenergy
Northshore Power Systems LLC
Oakland County Boat Club
Oakland County Fuel Inc
Oakland County Road Commission
Palace Sports & Entertainment
Popeyes Chicken
R.W. Mercer
Shell Oil
Smart Transportation
Speedway/Super America LLC
Taco Bell
Tim Horton's
Wendy's
West Bloomfield Fire Department
West Bloomfield Police Department