NWGA Board Members Morehouse & Madison Accept New Roles Within MDU Resources

BISMARCK, N.D. – Aug. 31, 2012 – The Northwest Gas Association congratulates Board President, K. Frank Morehouse and Board Member Scott Madison on accepting new roles within the MDU Resources Group, Inc. (NYSE: MDU).

MDU announced today that Mr. Morehouse has been named president of the corporation’s utility group, which includes Montana-Dakota Utilities Co., Great Plains Natural Gas Co., and NWGA members Cascade Natural Gas Corp. and Intermountain Gas Co.

Morehouse’s new role will be effective Jan. 4, 2013. He replaces David L. Goodin who earlier this month was named to succeed Terry D. Hildestad as president and CEO of MDU Resources upon Hildestad’s retirement Jan. 3, 2013.

“Frank has consistently performed at a high level throughout his career with our company. I have confidence that our utility companies will be in great hands as we continue to grow to 1 million customers,” Goodin said.

The utility group serves about 976,000 electric and natural gas customers in eight states.

Morehouse, who has 35 years of experience in the energy industry, has been with the company for 12 years, most recently as executive vice president and general manager of Intermountain Gas and Cascade Natural Gas. He also served as vice president of operations for Montana-Dakota Utilities, as well as manager of Montana-Dakota’s Dakota Heartland Region. Morehouse also managed the company’s Great Plains Natural Gas operations in western Minnesota.

Morehouse is a native of Havre, Mont., and earned a bachelor’s degree in business administration. He has held numerous positions with utility, producer, pipeline and marketing companies. He will relocate to Bismarck, N.D.

MDU Resources also announced that Madison will succeed Morehouse on Jan. 4, 2013, as executive vice president and general manager of Intermountain Gas and Cascade Natural Gas. Madison has been with the company since 1997, most recently as vice president, regulatory, chief accounting officer, assistant secretary and assistant treasurer for Intermountain and Cascade.

“This will be a great opportunity for Scott and we look forward to him leading our western region companies with exceptional customer service and safety as his main focus,” Goodin said.

Madison is a native of Mud Lake, Idaho and earned a bachelor’s degree in accounting from the University of Idaho. He spent 10 years with Arthur Andersen before joining the company and is a certified public accountant. He also serves as chairman of the board of directors for the Better Business Bureau of the Snake River Region and as the state treasurer for Idaho Ducks Unlimited. His office will remain in Boise, Idaho.