Grand Electric Cooperative, Inc. serves nearly 10,000 square miles of Northwestern South Dakota with dependable electric power. It covers approximately 3,885 energized miles and serves more than 7 counties including: Butte, Corson, Harding, Meade, Perkins, and Ziebach in South Dakota and part of Carter County in Montana.

As a Touchstone Energy Cooperative, Grand Electric Cooperative, Inc is owned by the members they serve and we are committed to providing reliable electricity at the lowest price possible. In short, co-ops “look out” for the members they serve.

Touchstone Energy co-ops provide high standards of service according to their four core values: integrity, accountability, innovation and commitment to community.

Our Mission is to make electric energy available to all our members at the lowest cost consistent with a sound economy and good management.

Grand Electric is headquartered in Bison, with an additional outpost office in Buffalo.

Contact us via mail: Po Box 39, Bison, SD 57620


Phone: 605-244-5211 or toll free 800-592-1803