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Our Associate Members

Associate Members are powerful partners that enable electric and telephone cooperatives to be innovative in technology, safety, equipment, member services and other industry needs. Associate Members provide co-ops with the tools to offer the best service to their members in an ever-changing industry.

Associate Members


T & R Electric Supply Co., Inc.


Primary Contact

Kelly McMahon
Purchasing Manager

P.O. Box 180
Colman, SD 57017

Work Phone: (800) 843-7994
Cell Phone: (605) 534-3555


For More Information

Primary Contact:

Brooke Gross

Member Services Manager
(217) 241-7954