Leadership
BOARD OF DIRECTORS

David L. Goodin
President and Chief Executive Officer of MDU Resources
Formerly president and chief executive officer of Cascade Natural Gas Corporation, Great Plains Natural Gas Co., Intermountain Gas Company and Montana-Dakota Utilities Co.
Expertise: Engineering and business management.

Dennis W. Johnson
Chair of MDU Resources Board
of Directors
Chair, president and chief executive officer of TMI Group, an architectural woodwork
manufacturer; former president of
the Dickinson City Commission; a former director of Federal Reserve Bank of Minneapolis.
Expertise: Business management,
specialty contracting, finance and
strategic planning.

Dale S. Rosenthal
Formerly strategic director of Clark Construction Group, LLC; a director of Washington Gas Light Company.
Expertise: Construction, alternative energy, infrastructure development, risk management and corporate strategy.

Edward A. Ryan
Formerly executive vice
president and general counsel of
Marriott International, a large
public company with
international operations.
Expertise: Corporate governance
and transactions, legal and public
company leadership.

David M. Sparby
Formerly senior vice president
and group president, revenue at
Xcel Energy Inc. and president
and chief executive officer of
North States Power-Minnesota.
Expertise: Public utility, renewable energy, finance, legal and public company leadership.

Chenxi Wang
Founder and managing general
partner of Rain Capital Fund LP,
a cybersecurity-focused venture
fund; formerly chief strategy
officer of Twistlock, a security
software company.
Expertise: Technology,
cybersecurity, capital markets and
business development.
MANAGEMENT POLICY COMMITTEE

David L. Goodin
Serves on the company’s Board of
Directors and as chair of the
board of all major subsidiary
companies; formerly president
and chief executive officer of
Cascade Natural Gas
Corporation, Great Plains
Natural Gas Co., Intermountain
Gas Company and Montana-Dakota Utilities Co.

Stephanie A. Barth
Formerly controller of MDU Resources and vice president, treasurer and chief accounting officer of WBI Energy, Inc.

Rob L. Johnson
Formerly executive vice president of commercial of WBI Energy, Inc.

Anne M. Jones
Formerly vice president of human resources, customer service and safety of Cascade Natural Gas Corporation, Great Plains Natural Gas Co., Intermountain Gas Company and Montana-Dakota Utilities Co.

Nicole A. Kivisto
Formerly vice president of operations of Great Plains Natural Gas Co. and Montana-Dakota Utilities Co.

Peggy A. Link
Formerly assistant vice president of technology and cybersecurity officer of MDU Resources.

Jeffrey S. Thiede
Formerly held executive and management positions with MDU Construction Services Group.

Jason L. Vollmer
Formerly vice president, chief
accounting officer and treasurer
of MDU Resources.