ONEOK - Key Persons

Job Titles:

• Chairman
• Member of the Audit Committee
• Member of the Corporate Governance Committee
• Retired Global Deputy Chief Executive Officer / Deloitte

Age 70 Director since 2015 Independent Committees: Audit (Chair) and Corporate Governance Career Highlights: Served as Global Deputy Chief Executive Officer of Deloitte Touche Tohmatsu Limited ("DTTL") from 2011 until 2014. Served as Deputy Chief Executive Officer of Deloitte LLP ("Deloitte U.S.") from 2003 to 2011. Served as Managing Partner of the financial advisory business and the Mid-America region of Deloitte U.S. In fulfilling his roles for DTTL and Deloitte U.S., he acted in his capacity as a partner in Deloitte U.S. He retired as a partner of Deloitte U.S. in May 2014. Certified Public Accountant. During the period from November 2014 through May 2015, he was engaged to serve as an independent consultant in the information technology sector. He holds a Bachelor of Science degree from the University of Saskatchewan (Canada) and a Master of Business Administration degree from Duke University's Fuqua School of Business. Other Boards: A member of the Board of Directors of Brookshire Grocery Company, a private company. Chairman of the Board of Directors of Dye & Durham Limited, a public company traded on the Toronto Stock Exchange. Skills and Qualifications: Extensive experience and expertise in accounting, auditing, financial reporting, taxation and management consulting. Extensive senior executive experience provides him with particular expertise in leadership, strategic vision and corporate governance matters.

Job Titles:

• Senior Vice President
• in 2006 As a Financial Analyst
• Senior Vice President, Planning and Analysis

Carey Jolin is senior vice president, planning and analysis and is also responsible for ONEOK's enterprise risk management (ERM) and environment, social and governance (ESG) analysis activities. Jolin joined ONEOK in 2006 as a financial analyst and served in various roles in corporate planning and development, including her most recent role as vice president, financial planning. Prior to joining ONEOK, Jolin held various positions at American Airlines, CITGO Petroleum and KPMG Peat Marwick. Jolin currently serves as a board member of the Oklahoma Aquarium and is a member of The Conference Board FP&A Council. A native of Syracuse, New York, Jolin earned a business administration degree from Eastern Connecticut State University in 1991 and a Master of Business Administration from Oklahoma City University in 1998.

Job Titles:

• Senior Vice President
• Manager of Midwest Marketing for ONEOK Energy Marketing
• Senior Vice President, Natural Gas Pipelines

Chuck Kelley is senior vice president, natural gas pipelines, responsible for commercial activities of the natural gas pipeline business segment. Previously, he was senior vice president, natural gas responsible for commercial activities of the natural gas gathering and processing and natural gas pipelines business segments. Kelley joined ONEOK in 2000 as manager of Midwest marketing for ONEOK Energy Marketing and Trading Company and later served as director, marketing; vice president, origination; and senior vice president of ONEOK Energy Services. He also served as senior vice president of corporate planning and development. Prior to joining ONEOK, he held executive positions at both Tartan Energy Resources and Panda Resources, Inc. He also held various positions with Enron Corporation. Kelley is a former member of the Midwest Energy Association where he served as director of the energy management committee. He is a current member and past board member of the Natural Gas and Energy Association of Oklahoma and is on the board of directors of A New Leaf, Inc., an organization that provides vocational and residential services to individuals with developmental disabilities. Kelley volunteers with Challenger League youth sports and Special Olympics Oklahoma. A native of Illinois, Kelley earned a Bachelor of Science degree in finance, with honors, in 1980 from DePaul University, College of Commerce, in Chicago.

Job Titles:

• Member of the Corporate Governance Committee
• Member of the Executive Compensation Committee
• Founder, Chairman and Chief Executive Officer / Smith, Graham & Company Investment

Job Titles:

• Senior Vice President, Corporate Development

Greg Lusardi is senior vice president, corporate development, responsible for analyzing mergers and acquisitions, advancing venture capital opportunities and risk activities. Prior to his most recent role, he served as senior vice president, finance, responsible for accounting, treasury, tax and risk activities. Prior to that role, he was vice president, gas supply, natural gas gathering and processing responsible for all gas supply activities in the Mid-Continent and Rockies. Lusardi joined ONEOK from J.P. Morgan, where he served as an executive director, energy investment banking, primarily focused on midstream, refining and certain utility clients. Key responsibilities included mergers and acquisitions, capital markets activity and strategic planning. During his career, Lusardi advised on key ONEOK transactions including its acquisition of ONEOK Partners, LP and its separation of ONE Gas, Inc. Prior to entering investment banking, Lusardi worked for PricewaterhouseCoopers in a tax consulting group with increasing levels of responsibility before leaving to attend business school. Lusardi earned a Bachelor of Science in accounting from Washington and Lee University and a Master of Business Administration from The University of Texas at Austin.

Job Titles:

• Chairman of the Board

Age 63 Board Chair Director since 2007 Lead Independent Director Career Highlights: Named Board Chair May 2022. Retired in 2007 from Southern Union Company where she served as Senior Vice President-Corporate Development from November 2006 to January 2007 and as Senior Vice President and Chief Financial Officer from July 2005 to November 2006. Served as an executive officer of Frontier Oil Corporation, having served as Chief Financial Officer from 1994 to 2005 and as Treasurer from 1991 to 1994. Served as an investment banker with Smith Barney, Harris, Upham & Co., Inc. in New York and Houston, after joining the company as an associate in 1985, when she graduated from the Wharton School of the University of Pennsylvania with an M.B.A. Served as an exploration geologist in the oil industry, having earned a Bachelor of Science degree in Geology and Geophysics from Yale University in 1980. Former member of the Board of Directors of Noble Corporation, plc, a U.K.-based offshore drilling contractor, where she served on the Compensation and Finance Committees and was Chair of the Nominating and Governance Committee, and a former member of the Board of Directors of NATCO Group, Inc., a privately owned oil field services and equipment manufacturing company, from 2004 until its sale to Cameron International Corporation in November 2009. Served on the ONEOK Board of Directors in 2004 and 2005 and was also a member of the Board of Directors of ONEOK Partners GP, L.L.C., from 2009 until the consummation of the merger transaction with ONEOK in June 2017. Other Boards: None. Skills and Qualifications: Broad experience and understanding of various segments within the energy industry (exploration and production, refining and marketing, natural gas transmission, processing and distribution, production technology and contract drilling), and significant senior accounting, finance, capital markets, corporate development and management experience and expertise. Demonstrated leadership and has been effective in her role as immediate past chair of our Audit Committee and as current chair of our Corporate Governance Committee and Lead Independent Director.

Job Titles:

• Chief Commercial Officer
• Executive Vice President
• in 2007 As Manager, Information Technology Design Integration

Kevin Burdick is executive vice president and chief commercial officer of ONEOK, responsible for all of our business unit commercial activities. Burdick joined ONEOK in 2007 as manager, information technology design integration. Prior to his current position, Burdick served as executive vice president and chief operating officer. Before that, he served as executive vice president and chief commercial officer and as senior vice president, natural gas gathering and processing, responsible for all commercial aspects of the gathering and processing business unit. Burdick has also served as vice president and chief information officer. Before joining ONEOK, he held information technology positions of increasing responsibility at CITGO Petroleum in Tulsa. He serves on the Board of Trustees for the University of Oklahoma Foundation. He is a member of LIFE Senior Services PACE Board of Directors and is on the Global Outreach Leadership Team for Asbury United Methodist Church in Tulsa. He is a past cabinet member of the Tulsa Area United Way. A native of Pryor, Oklahoma, Burdick earned a Bachelor of Science degree in mathematics in 1988 from the University of Oklahoma in Norman and a Master of Business Administration degree in 1995 from Oklahoma State University in Stillwater. He is also a graduate of Harvard University's Advanced Management Program.

Job Titles:

• Certified Public Accountant
• Chief Accounting Officer
• Finance
• Senior Vice President
• Senior Vice President and Chief Accounting Officer, Finance and Tax

Mary Spears is senior vice president and chief accounting officer, finance and tax. She is responsible for ONEOK's accounting operations and financial reporting functions, from segment accounting through corporate consolidation and reporting, and treasury and tax activities. Since joining ONEOK in 2008, Spears has held positions of increasing responsibility, including her most recent role as vice president, chief accounting officer. Before joining the company, she worked at Deloitte & Touche and Latham & Watkins. Spears is a certified public accountant and an FSA (Fundamentals of Sustainability Accounting) credential-holder. She is a member of the American Institute of Certified Public Accountants, the Oklahoma Society of CPAs, and the Accounting Financial Women's Alliance. Active in the community, Spears serves as treasurer of the Foundation for Tulsa Schools. A native of Helena, Montana, Spears earned a Bachelor of Science degree in accounting in 2001 from Oral Roberts University in Tulsa, Oklahoma.

Job Titles:

• Corporate Secretary
• Managing Attorney
• Member of the Oklahoma Bar Association
• Vice President, Associate General Counsel - Compliance & Ethics and Corporate Secretary

Pat Cipolla is vice president, associate general counsel, compliance and ethics, and corporate secretary of ONEOK. He is responsible for oversight of companywide compliance with rules, regulations and laws, as well as for development and implementation of continuing companywide compliance and ethics training. Cipolla joined ONEOK in 2007 as managing attorney, human resources, responsible for legal aspects of employment-related issues. Previously, Cipolla was a partner at GableGotwals, a Tulsa law firm, and also served as an adjunct professor in employment law at Oklahoma State University's Tulsa campus. Cipolla is a member of the Oklahoma Bar Association where he has served as president of the young lawyers division. He also has served as president of the young lawyers division for the Tulsa County Bar Association. Since 1997, he has volunteered as a United States Federal Adjunct Settlement Judge for the U.S. District Court for the Northern District of Oklahoma. He is also a member of the Society of Corporate Compliance & Ethics; the Society for Corporate Governance; and the National Association of Stock Plan Professionals. He also is a volunteer baseball, softball and basketball coach and is active in ONEOK's employee volunteer program - Volunteers With Energy. A native of Kansas City, Missouri, Cipolla earned a Bachelor of Science degree in Finance from Oklahoma State University in 1988. He received his Juris Doctorate, with distinction, in 1992 from the University of Oklahoma College of Law.

Job Titles:

• Member of the Audit Committee
• Member of the Corporate Governance Committee

Age 64 Director since 2002 Independent Committees: Audit and Corporate Governance Career Highlights: Served as the nonexecutive Chair of the Board of Red Robin Gourmet Burgers, a restaurant chain, from February 2010 to November 2019. Ms. Moore retired from the Red Robin Board at the end of 2019. Served as interim Chief Executive Officer of Red Robin from April 2019 to October 2019. Served on the Board of Directors of Sonic Corp. from 2000 through January 2006 and was the President of Sonic from January 2002 to November 2004. Held numerous senior management positions during her 12 years at Sonic, including Executive Vice President, Senior Vice President-Marketing and Brand Development and Vice President-Marketing. Is a business strategy consultant, speaker and the author of "Confessions from the Corner Office," a book on leadership instincts, published by Wiley & Sons in 2007. Other Boards: Serves as a director of ONE Gas, Inc. where she serves on the Audit, Corporate Governance and Executive Committees and is Chair of the Executive Compensation Committee. Serves on the Board of Directors of QuikTrip Corporation, a privately held company. Served as Chairman of the Board of the National Arthritis Foundation. Skills and Qualifications: Extensive senior management, marketing, business strategy, brand development and corporate governance experience. Extensive experience in leadership, management development, strategic planning, corporate governance and executive compensation. Extensive experience as a member of the board of directors of numerous nonprofit organizations. Named an NACD Board Leadership Fellow by the National Association of Corporate Directors and is a recipient of the 2017 Directorship 100 award.

Job Titles:

• Chief Executive Officer
• Member of the Management Team
• President
• Member of the American Gas Association
• President and Chief Executive Officer / ONEOK, Inc.

Pierce H. Norton II is president and chief executive officer of ONEOK and is a member of the ONEOK Board of Directors. Previously, Norton was president and chief executive officer of ONE Gas, Inc. for more than seven years and served as a member of the ONE Gas board. Norton worked for ONEOK for almost 10 years, having joined the company in 2004. Prior to the separation of ONE Gas in January 2014, Norton served as executive vice president, commercial, of ONEOK and ONEOK Partners. His other roles at ONEOK included, executive vice president and chief operating officer of ONEOK and ONEOK Partners, responsible for the company's natural gas gathering and processing, natural gas pipelines, natural gas liquids, natural gas distribution and energy services business segments. Norton also held the position as president of ONEOK Distribution Companies - Oklahoma Natural Gas, Kansas Gas Service and Texas Gas Service. Norton began his natural gas industry career in 1982 at Delhi Gas Pipeline, a subsidiary of Texas Oil and Gas Corporation. He later worked for American Oil and Gas with operational responsibilities for natural gas gathering and processing, and for intrastate and interstate pipelines. He then worked for KN Energy as vice president and general manager of the Heartland Region, before moving to Bear Paw Energy as vice president of business development. In 2002, he was named president of Bear Paw Energy, now ONEOK Rockies Midstream. Norton is a member of the American Gas Association's ("AGA") board of directors and served as the chairman of the AGA board in 2017. He also is a board member of the Tulsa Community Foundation and currently serves as the chair of the audit committee. Norton is a director of the Oklahoma Center for Community and Justice. He is a past board member of the Interstate Natural Gas Association of America, the Texas Pipeline Association, the North Dakota Petroleum Council and the Western Alliance. An Alabama native, Norton earned a Bachelor of Science degree in mechanical engineering in 1982 from the University of Alabama in Tuscaloosa. He also is a graduate of Harvard Business School's Advanced Management Program. Age 62 Director since 2021 Career Highlights: President and CEO of ONEOK, Inc.

Job Titles:

• Chief Administrative Officer
• Executive Vice President
• Member of the Management Team

Rob Martinovich is executive vice president and chief administrative officer, responsible for human resources, building operations and aviation. Previously he served as executive vice president, commercial, and executive vice president, operations, of ONEOK and ONEOK Partners. On February 16, 2022, Martinovich announced his intention to retire and will remain in his current role until a successor is named. In 2012, Martinovich served as executive vice president, chief financial officer and treasurer of ONEOK and ONEOK Partners. He was ONEOK's chief operating officer, responsible for ONEOK's natural gas distribution and energy services operating segments, as well as the company's environment, safety and health, and technical services organizations. He also served as president of ONEOK Partners; natural gas gathering and processing business from 2007 to 2009. Prior to joining ONEOK in 2007, he was group vice president of environment, health and safety, operations and technical services of DCP Midstream, LLC. Martinovich joined DCP Midstream in 2000 as senior vice president, responsible for the Permian Basin assets and in 2002 was named senior vice president, responsible for the Mid-Continent and Rocky Mountain assets. Before joining DCP Midstream, he was senior vice president of GPM Gas Corporation, the natural gas gathering, processing and marketing subsidiary of Phillips Petroleum Company. He joined Phillips in 1980 as a resin development engineer and held various engineering sales and marketing positions in the research and development divisions and the plastics divisions of Phillips and served on the company's corporate planning and development staff. Active in industry affairs, Martinovich served as president of the Gas Processors Association from 2004 to 2006. In the community, he was the 2018 campaign chair for the Tulsa Area United Way and serves on the boards of the Saint Simeon's Foundation, Tulsa Area United Way and Tulsa Community College Foundation. A native of Bartlesville, Oklahoma, Martinovich earned a Bachelor of Science degree in chemical engineering in 1980 from the University of Notre Dame in South Bend, Indiana. He also is a graduate of Harvard Business School's Advanced Management Program.

Job Titles:

• Senior Vice President, Operations

Scott Schingen is senior vice president, operations, of ONEOK, responsible for the operations activities for all of ONEOK's business segments, including environment, safety and health (ES&H), capital projects and integrated operations capabilities that support the segments. A native of Fond du Lac, Wisconsin, Schingen earned Bachelor of Science degrees in chemical engineering and chemistry from the University of Minnesota's Institute of Technology, Minneapolis, in 1996.

Job Titles:

• Senior Vice President
• Senior Vice President, Natural Gas Liquids and Natural Gas Gathering and Processing

Sheridan Swords is senior vice president, natural gas liquids and natural gas gathering and processing, responsible for all commercial activities in these business segments. Prior to assuming this position, Swords was senior vice president, natural gas liquids. Swords began his career in the energy industry as a division engineer for Koch Gathering Systems Company in 1992. He held various positions with Koch companies, including operations management and commercial and commodity trading. Prior to joining ONEOK in 2005, Swords was vice president of the Mid-Continent of Koch Hydrocarbon, LP. A native of Kansas, Swords earned a Bachelor of Science degree in mechanical engineering in 1991 from Kansas State University in Manhattan.

Job Titles:

• Assistant Secretary
• Associate General Counsel
• General Counsel
• Senior Vice President
• Vice President

Steve Allen is senior vice president, general counsel and assistant secretary of ONEOK and is also responsible for information technology (IT), cybersecurity and physical security activities. Allen joined ONEOK in 2006 and previously served as vice president and associate general counsel. Prior to working at ONEOK, he was a shareholder at GableGotwals, a Tulsa law firm. Allen served as vice chairman of the Oklahoma Water Resources Board, appointed by Governor Mary Fallin in May 2015 for a term expiring in 2021. Allen also served as a member of the board of trustees for Oklahoma Baptist University for 14 years, serving as board chairman and chairman of the presidential search committee. He is a member of Leadership Tulsa Class 28. Professionally, he is a member of the American Bar Association, the Oklahoma Bar Association and the Tulsa County Bar Association. In 2009, Super Lawyers magazine named him an Oklahoma Rising Star. A native of Massachusetts, Allen earned a Bachelor of Arts degree in political science in 1995 from Oklahoma Baptist University in Shawnee and a Juris Doctorate in 1998 from Vanderbilt University School of Law in Nashville, Tennessee.

Job Titles:

• Chief Financial Officer, Treasurer and Executive Vice President, Investor Relations

Hulse joined ONEOK in 2015 from Spinnaker Strategic Advisory Services, LLC, which provided consulting services to mid-cap and large-cap publicly traded companies, including the review of merger and/or acquisition opportunities, debt and equity markets, corporate restructuring and potential divestitures. Hulse served as a consultant to ONEOK for many years, including during the separation of the company's natural gas distribution business into the stand-alone publicly traded company, ONE Gas. Previously, Hulse was vice chairman of the Investment Banking Department, managing director and head of the business development group at UBS Investment Bank. Prior to that, he was head of the Global Utility Group at UBS Investment Bank. Before joining UBS through its merger with PaineWebber Incorporated, Hulse held various roles at Paine Webber and J.P. Morgan. Hulse graduated from the Wharton School at the University of Pennsylvania with a Bachelor of Science in economics.