• ABB Control Inc.

• ACME Electric Corp.

• AYA-Instruments

• Adams Rite Manufacturing Co.

• Akinsun Heat Co. Inc.

• Basler Electric

• Benchmark, Inc.

• CR Magnetics, Inc.

• CSI/Speco

• Caloritech Inc., Canada

• Caloritech Inc., USA

• Capital Lighting and Supply

• Center Industrial Electronics

• Challenger Electrical Equipment Corp.

• Clary Corp.

• Classic Doors & Mantels

• Cooper Power Systems

• Cutler-Hammer, Canada

• Cutler-Hammer, USA

• Delta Star

• Edcor Electronics

• Electronic Specialties of Connecticut

• Enviro-Acoustics Co.

• Ericson Mfg. Co.

• Federal Pacific Co.

• Full Circle

• General Precast

• Great Granite Counters

• HID Systems

• Hatch Transformers

• IMC Power

• Illumilite, Inc.

• Innovative Products Unlimited

• Jefferson Electric

• Light Waves Concept, Inc.

• Lytle Signs

• Martin A. De Sapio

• Natale Machine & Tool Co., Inc. (CIRCLE D LIGHTS)

• Norlake Mfg. Co.

• Ohio Transformer

• OnLine Power

• Paraflex Industries

• Schneider Electric

• SimplexGrinnell

• Sola/Hevi-Duty Electric

• Square D Groupe Schneider

• Staco Energy Products Co.

• Sunbelt Transformer

• Superior Electric

• TEK Engineering

• Tempest Technology Corporation

• Time Mark Corporation

• Tortran

• Tristate & Electric & Electronics Supply Co.

• Virginia Transformer Corp.

• W. L. Jenkins Company, Inc.

• WCL Associates, Inc.

• Waukesha Electric Systems

• White-Rodgers Div.

• Xentek Power Systems