Mr Cleberg is a former executive vice president and CFO of the Washington Group, an engineering and construction company involved in power plant construction, and mining operations, and Champion Enterprises.

Before his CFO roles, Mr Cleberg spent 15 years in various senior financial positions with Honeywell and eight years in public accounting at Deloitte & Touche. Since 2002, he has been an independent investor, developer and consultant with companies in Colorado and Wyoming.

David Emery, chairman and CEO of Black Hills, said: We are excited to have Tony Cleberg join the Black Hills management team. His broad financial and leadership experience with several large companies aligns well with our company’s businesses and strategic focus. In addition, Tony brings direct leadership experience in the successful integration of large acquisitions.