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Leadership

BOARD OF DIRECTORS

Dennis W. Johnson

Dickinson, North Dakota

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.

Nicole A. Kivisto

Nicole A. Kivisto

Bismarck, North Dakota

President and Chief Executive Officer of MDU Resources

Expertise: Financial and business management

Darrel T. Anderson

Eagle, Idaho

Formerly president and CEO of IDACORP and Idaho Power Company, an integrated electric utility serving customers in Idaho and Oregon.

Expertise: Finance, public utilities, human resources management, public company leadership, corporate governance.

Michael S. Della Rocca

Newtown, Pennsylvania

Formerly partner at McKinsey & Company, a multinational strategy and management consulting firm

Expertise: Engineering and construction services, strategic counsel, finance, and business development

Marian M. Durkin

Spokane, Washington

Formerly senior vice president general counsel, corporate secretary and chief compliance officer at Avista Corporation, an electric and natural gas utility company

Expertise: Legal and public company leadership, compliance and governance, public utility, intellectual property

James H. Gemmel

New York, New York

Partner of Corvex Management LP an investment management firm that focuses on fundamental, valued-based investments; outside director of Kindred Group PLC.

Expertise: Finance, professional investment management, collaboration with management teams and board of directors

Douglas W. Jaeger

Anoka, Minnesota

President and CEO of Ulteig, Inc., an employee-owned engineering services firm; formerly held senior leadership positions with construction services firm Adolfson & Peterson Inc. and investor-owned utilities Xcel Energy Inc. and Exelon Corp.

Expertise: Public utilities, engineering and construction services, executive leadership, strategy and governance.

Dale S. Rosenthal

Washington, D.C.

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

Washington, D.C.

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

Minneapolis, Minnesota

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

Los Altos, California

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

Nicole A. Kivisto

Nicole A. Kivisto

President and Chief Executive Officer of MDU Resources

Previously president and chief executive officer of Cascade Natural Gas Corporation, Intermountain Gas Company and Montana-Dakota Utilities Co.

Anthony D. Foti

Chief Legal Officer and Corporate Secretary of MDU Resources

Formerly senior vice president, deputy general counsel, and corporate secretary at a global public company.

Rob L. Johnson

President of WBI Energy, Inc.

Formerly executive vice president of commercial of WBI Energy, Inc.

Anne M. Jones

Vice President and Chief Human Resources Officer of MDU Resources

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.

Peggy A. Link

Vice President and Chief Information Officer of MDU Resources

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

Garret Senger

Chief Utilities Officer of Cascade Natural Gas Corporation, Intermountain Gas Company, and Montana-Dakota Utilities Co.

Formerly executive vice president of regulatory affairs, customer service and administration of Cascade Natural Gas Corporation, Intermountain Gas Company and Montana-Dakota Utilities Co.

Stephanie A. Barth

Stephanie A. Sievert

Vice President, Chief Accounting Officer and Controller of MDU Resources

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

Jeffrey S. Thiede

President and Chief Executive Officer of Everus Construction Group

Formerly held executive and management positions with Everus Construction Group.

Jason L. Vollmer

Vice President, Chief Financial Officer and Treasurer of MDU Resources

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

Governance Documents and Committee Composition