Black Hills Corporation is a utility company based in Rapid City, South Dakota, serving customers across the United States. It provides electricity and natural gas through two main segments. The company supplies electricity to over 222,000 customers in states like Colorado and Wyoming, managing a significant capacity of electric generation and extensive transmission lines. Additionally, it delivers natural gas to more than 1 million customers in regions including Arkansas and Nebraska, supported by a vast network of gas pipelines and storage sites. Beyond utility services, Black Hills also engages in energy production, including wind and natural gas, and offers appliance repair and electrical construction services.