When was MDU Resources Group, Inc. founded?
On March 14, 1924, the company was incorporated under the name Minnesota Northern Power Co. by C.C. Yawkey and Walter Alexander, both lumber businessmen in Wausau, Wis., and R.M. Heskett, a Chicago engineer. Heskett was vice president and general manager, Yawkey and Alexander served as president and secretary-treasurer, respectively, but neither had operating responsibility. The company began acquiring electric properties in eastern Montana.