MDU Resources

MDU Resources Group Inc operates in three business segments, which include the electric segment, which generates, transmits, and distributes electricity in Montana, North Dakota, South Dakota, and Wyoming; The natural gas distribution segment distributes natural gas in those states, as well as in Idaho, Minnesota, Oregon, and Washington; The pipeline segment provides natural gas transportation and underground storage services through a regulated pipeline system in the Rocky Mountain and northern Great Plains regions of the United States.