MDU Resources To Present At IPAA Oil And Gas Investment Symposium

MDU Resources Group, Inc. (NYSE:MDU) will present at the 2012 IPAA Oil and Gas Investment Symposium at 2:25 p.m. EDT April 16. Terry D. Hildestad, President and Chief Executive Officer and Doran N. Schwartz, Vice President and Chief Financial Officer will discuss strategy and provide a financial overview.

The event will be webcast with a link available on the Company’s website at Webcast replays also will be available.

MDU Resources Group, Inc., a member of the S&P MidCap 400 index, provides value-added natural resource products and related services that are essential to energy and transportation infrastructure, including regulated utilities and pipelines, exploration and production, and construction materials and services companies. For more information about MDU Resources, see the company's Web site at or contact the Investor Relations Department at .

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