P.O. Box 2414
Rapid City, SD
57709-2414

Main Telephone: (605) 342-4759

Main Fax: (605) 348-2026

Website: https://www.rushmore.coop

 

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  • Chief Executive Officer: Kory Hammerbeck
  • Assistant General Manager: Cory Trapp
  • Chief Engineering Officer: Cory Trapp
  • Chief Financial Officer: Mark Miller
  • Chief Operations Officer: Eric Nelson
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