Black Hills Corp.

Black Hills Corporation, through its subsidiaries, operates as a vertically-integrated utility company in the United States. The company's Electric Utilities segment generates, transmits, and distributes electricity to approximately 210,000 electric customers in South Dakota, Wyoming, Colorado, and Montana. This segment owns 941 megawatts of generation capacity and 8,839 miles of electric transmission and distribution lines. Its Gas Utilities segment distributes natural gas to approximately 1,042,000 natural gas utility customers in Arkansas, Colorado, Iowa, Nebraska, Kansas, and Wyoming. This segment owns 4,656 miles of intrastate gas transmission pipelines and 40,455 miles of gas distribution mains and service lines; 7 natural gas storage sites; and approximately 45,000 horsepower of compression and 600 miles of gathering lines. The company's Power Generation segment produces electric power and sells the electric capacity and energy primarily to its utilities under long-term contracts. Its Mining segment produces coal at its coal mine located near Gillette, Wyoming and sells the coal to electric generation facilities. The company also provides appliance repair services to approximately 63,000 residential customers; and constructs and maintains gas infrastructure facilities and electrical systems for gas transportation and electric utilities customers. Black Hills Corporation was founded in 1941 and is headquartered in Rapid City, South Dakota.