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Learn more about our new corporate headquarters.

Photo of Horizon Point.

We’re committed to continuing to grow our company as we’ve done over the past 10 years and helping to grow the Rapid City community as we’ve done for more than 130 years. 

Goodbye winter: Three ways to prep your home for summer

Someday it really will be summer and we can finally trade our parkas and snow boots in for swimsuits and flip flops. It has to happen eventually, right? In the meantime, we're sharing three ways to prepare your home for summer at

Looking for a career in energy?Join our mission.

Improving people’s lives is important work, not to be taken lightly. Think you've got what it takes? We're always looking for people to join our mission.


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