MDU Resources | Bismarck, N.D.

MDU Resources | Bismarck, N.D. – This producer saw a slight decline in its concrete revenue, but an increase in energy profits bumped the company into the Fortune 500 for the first time. MDU Resources is the first North Dakota company to make the list. North Dakota has avoided much of the recession’s damage. Its 4.6% unemployment rate is less than half of the national average. Chairman Harry Pearce is also the chairman of Nortel Networks and was formerly the vice chairman and director of General Motors.