Utility Services
  • MDU Resources Announces Webcast of Analyst Seminar

    MDU Resources Group, Inc. (NYSE: MDU) will webcast its annual investor analyst seminar March 14 from New York City.
  • Montana-Dakota Utilities signs agreement to purchase North Dakota wind farm expansion

    Montana-Dakota Utilities Co., a division of MDU Resources Group (NYSE: MDU), announced today that it has signed an agreement to purchase a North Dakota wind farm expansion to be developed by ALLETE Clean Energy (ACE), a subsidiary of ALLETE, Inc. (NYSE: ALE).
  • MDU Resources Board of Directors Elects Dennis W. Johnson as Vice Chair

    The board of directors of MDU Resources Group, Inc. (NYSE: MDU) announced today that it has elected director Dennis W. Johnson, 68, to the position of vice chair for the corporation.
  • MDU Resources Year-End 2017 Results Infographic

    This infographic summarizes MDU Resources Group’s year-end 2017 results.

  • MDU Resources Summary Brochure
    This brochure summarizes MDU Resources Group's year-end 2016 operations and key statistics.
  • 2016 Annual Report, Form 10-K and Proxy Statement
    MDU Resources transitioned to a more streamlined company in 2016 with two lines of business: construction materials and services and regulated energy delivery. The company reduced its exposure to commodity price volatility by selling its remaining oil and natural gas exploration and production assets and its diesel refinery in North Dakota. Details on the company's momentum going into 2017, and its growth strategy and financial results, are presented in the 2016 Annual Report, Form 10-K and Proxy.  (HTML)  (PDF)
  • 2015 Sustainability Report
    2015SustainabilityReportMDU Resources Group manages its business with a long-term view toward sustainable operations, focusing on how economic, environmental and social impacts help us in Building a Strong America.

Our Utilities

MDU Resources Group's utility companies provide more than 1 million customers with electric and natural gas services in eight states.

Our Pipeline and Midstream

WBI Energy has natural gas pipeline and associated systems and services in the Rocky Mountain and northern Great Plains regions of the U.S.

Our Construction

MDU Resources Group has construction materials and contracting operations and construction service operations across the U.S.