• TURCK Inc. USA

• The Wiremold Company

• Theatrical Lighting Systems, Inc.

• Thomas & Betts Electrical

• Touch-Plate Lighting Controls

• Tristate & Electric & Electronics Supply Co.

• Trittipo & Associates

• Tyton Hellermann, Canada

• Tyton Hellermann, USA

• Unenco

• Union Connector Co.

• Varitronics

• Wiremold Canada Inc.

• Woodhead Canada Limited

• Yunhuan Group