• Heatrex Inc.

• Heinemann Electric Canada Ltd.

• Hubbell Canada Inc.

• Hussmann Corp.

• ILSCO

• J R Stephenson (Manufacturing) Ltd.

• Kemco Systems

• Keystone Electrical Systems, Inc.

• Kohler Power Systems

• Lowell Manufacturing Company

• Lucent Technologies

• Lukwa Mills

• Omega Engrg.

• OnLine Power

• Pacific Coast Kitchen & Bath

• Panamax

• Pass & Seymour/Legrand

• Power & Systems Innovations

• Power Integrity Corp.

• RBE Electronics

• Reliance Controls Corporation

• Riverdale

• SL Waber

• Schneider Electric

• Snake Tray

• Sola/Hevi-Duty Electric