• 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