H.J. "Jim" Mellen, Jr. was named CEO of MDU Resources Group Inc. He will retain his current position as president. Mellen replaced John A. Schuchart, who will continue as chairman of the board.
Robert Anderson, Montana Public Service Commission member, was elected 104th president of the National Association of Regulatory Utility Commissioners. Edward H. Salmon, member of the New Jersey Board of Public Utilities, was elected first v.p.