帕尔太平洋 PARR

William Pate has served on our Board since 2014. Mr. Pate retired as Chief Executive Officer of Par Pacific in April 2024. Prior to joining Par Pacific as President and CEO in October 2015, Mr. Pate was the Co-President of Equity Group Investments, the Chicago-based private investment firm founded and led by Sam Zell, where he had been employed in various capacities since 1994. Mr. Pate has served on the boards of directors of Covanta Holding Corporation, Exterran Holdings, Inc., Adams Respiratory Therapeutics, MiddleBrook Pharmaceuticals and CNA Surety Corp., as well as those of several private companies associated with Equity Group Investments. Mr. Pate began his professional career at The First Boston Corporation as a financial analyst in the natural resources mergers and acquisitions group. Subsequently, he was employed as an associate at The Blackstone Group where he worked on private equity investments and merger advisory assignments. Mr. Pate holds a Juris Doctorate degree from the University of Chicago Law School and a Bachelor of Arts degree from Harvard College.

William Monteleone has served on our Board since 2012. Mr. Monteleone was appointed Par Pacific's President and Chief Executive Officer in April 2024 and has served in a variety of capacities for Par Pacific since joining us in 2013, including most recently as President since January 2023, Executive Vice President and Chief Financial Officer from January 2022 to January 2023, Senior Vice President and Chief Financial Officer from March 2017 to January 2022, Senior Vice President of Mergers & Acquisitions from January 2015 to March 2017, and Chief Executive Officer from June 2013 to January 2015. Mr. Monteleone also serves on the Board of Managers of Laramie Energy, LLC, Par Pacific's largest upstream asset. Prior to Par Pacific, Mr. Monteleone was Vice President at Equity Group Investments (EGI) from 2008 to 2013 where he was involved in a range of restructurings and investments primarily within the energy industry. Prior to EGI, Mr. Monteleone worked for Banc of America Securities LLC where he was involved in a variety of debt capital raising transactions, including leveraged buyouts, corporate-to-corporate acquisitions and other debt financing activities. Mr. Monteleone previously served on the Board of Directors of Wapiti Oil and Gas I, LLC, Wapiti Oil and Gas II, LLC, and Kuwait Energy Company. Mr. Monteleone graduated magna cum laude from Vanderbilt University with a bachelor's degree.

Shawn Flores has served as our Senior Vice President and Chief Financial Officer since January 2023 and as our Vice President - Finance since 2021. Prior to 2021, Mr. Flores has served in a variety of roles for us since 2014 including Vice President - Strategy and Financial Planning and Director of M&A and Business Development. Mr. Flores holds a master's degree in finance and a bachelor's degree in accounting from Texas A&M University.

Terrill Pitkin has served as our Senior Vice President, Planning & Commercial since May 2023. Prior to that, Mr. Pitkin served as our Vice President of Planning & Optimization since April 2020. Mr. Pitkin joined Par Pacific in November 2014 and has held several commercial and planning leadership roles. Prior to joining Par Pacific, Mr. Pitkin served in a variety of engineering and operations roles at the Marathon Petroleum refinery in Galveston and the BP refinery in Texas City. Mr. Pitkin holds a bachelor's degree in chemical engineering from Lamar University and an MBA from University of Houston - Clear Lake.

Robert Silberman has served as the Chairman of our Board since 2019 and has served as a member of our Board since August 2014. Mr. Silberman previously served as Vice Chairman of our Board. He served as President and Chief Executive Officer of Strategic Education, Inc. from 2001 to 2003, as Chairman of the Board and Chief Executive Officer from 2003 to 2013, as Executive Chairman of the Board from 2013 to 2023, and currently serves as Chairman of the Board. Strategic Education, Inc. is an education services company, and is a leading provider of graduate and undergraduate degree programs focusing on working adults. Mr. Silberman has been a managing director of Equity Group Investments (EGI) since March 2014 and has held certain other relationships with affiliates of EGI. Mr. Silberman previously served as the lead director of Covanta Holding Corporation from 2015 to 2020. Previously Mr. Silberman served as President and Chief Operating Officer of CalEnergy Company, Inc., an independent energy producer and wholly-owned subsidiary of Berkshire Hathaway Inc. Mr. Silberman was appointed by President George H. W. Bush as the U.S. Assistant Secretary of the Army and is a member of the Council on Foreign Relations. Mr. Silberman holds a Bachelor of Arts degree from Dartmouth College and a master's degree from The Johns Hopkins University School of Advanced International Studies.

Timothy Clossey has served as a member of our Board since 2014. Mr. Clossey is the President and owner of Spirit Technologies, a management coaching and engineering consulting services company. Mr. Clossey previously served as Production Manager and Major Projects Director for BP Cherry Point. He was a consultant to the Board of Directors at SaltChuk Resources on merger and acquisition opportunities and a board member at Timec, Inc., where Mr. Clossey chaired the Audit Committee, organized and chaired a Special Committee of Outside Directors and served on the Compensation Committee. Mr. Clossey served in multiple positions, including most recently as President and CEO of ARCO Marine, Inc. (ARCO). As VP Corporate Strategic Planning, Downstream for ARCO, Mr. Clossey was responsible for strategic planning for all of ARCO's downstream companies. As Vice President of Engineering, Technology and R&D at ARCO, his role was responsible for leading ARCO's Engineering and Research Center in Anaheim, California. As Manager, Clean Fuels Development Task Force at ARCO, Mr. Clossey led the reformulated gasoline research and development efforts at the Technical Center as well as served in the government relations role working with industry associations such as Western States Petroleum Association and the American Petroleum Institute, as well as all Federal and State agencies working on reformulated gasoline regulations throughout the nation. Mr. Clossey graduated from Harvard Business School with an Executive Master of Business Administration. He received his Bachelor of Science degree in Chemical Engineering summa cum laude from Washington State University.

Katherine Hatcher has served as a member of our Board since 2019. She is currently a development partner and previously acted as President and Chief Operating Officer from 2008 to 2021 of NewQuest Properties, a privately owned, full-service company based in Houston, Texas engaged in commercial development, retail leasing, tenant representation, land brokerage, and property management. Before joining NewQuest Properties, Ms. Hatcher was the president of the Gulf Coast States region for Verizon Wireless for eight years. She currently serves on the board of Stellar Bank. In addition, Ms. Hatcher has been involved in and held board positions with various community organizations located in Houston, Texas, including the Greater Houston Partnership Board of Directors, MD Anderson's Board of Visitors, Children's Museum of Houston, the Houston Area Women's Center, Youth About Business and Young Presidents Organization. She is also an alumna of The Center for Houston's Future. Ms. Hatcher holds two master's degrees from the University of North Carolina at Chapel Hill, one of which is in City and Regional Planning.

Aaron Zell has served on our Board since 2023. Mr. Zell is currently a Senior Associate - Investments at Zell Family Office, a division of Chai Trust Company, LLC where he sources and evaluates potential new investments and works directly with existing assets. He serves on the boards of Veridiam, Inc., a specialty alloy manufacturer serving the nuclear power, medical, aerospace, and industrial markets, and Kharon, a tech-based solution for managing sanction risk. He also serves on the board of the Zell Entrepreneurship Foundation, which supports various philanthropic ventures, including the Zell Lurie Institute at the University of Michigan's Ross School of Business, the Zell Fellows Program at Northwestern University's Kellogg School of Management, and the Zell Entrepreneurship Program at Reichman University (IDC Herzliya) in Israel. In addition, Mr. Zell is a board member of the Matthew Zell Family Foundation, which is currently focused on combating climate change and supporting local community organizations. Before joining EGI in 2017, he served as a summer intern with the firm in 2014 and 2015. Mr. Zell graduated summa cum laude with a Bachelor of Science in economics from the Wharton School at the University of Pennsylvania.

Patricia Martinez has served as a member of our Board since 2023. She is currently the President and Chief Executive Officer of Cormetech. Prior to her current role, she served as Chief Energy Transition Officer of Enerflex Ltd from 2021 to 2024 and was the President of Enerflex's Latin American business from 2014 to 2022. Ms. Martinez was responsible for creating and executing Enerflex's transformational energy transition strategy including carbon capture and sequestration, hydrogen, bioenergy, and electrification. In addition, she previously served as an officer of several private equity backed domestic and international energy companies and on the boards of directors of Orocobre (Allkem Limited) (ASX:AKE) and the Argentinian Petroleum & Gas Institute of Houston. She currently serves on the board of NOV Inc. (NYSE: NOV). Ms. Martinez received her bachelor's degree from Universidad Argentina de la Empresa, her MBA from Houston Baptist University, and completed executive education at Harvard Business School.

Philip Davidson has served on our Board since 2021. Mr. Davidson was the Commander of the United States Indo-Pacific Command, headquartered in Honolulu, HI, from 2018 to 2021. He retired from active service in the U.S. Navy in May 2021 as a four-star Admiral after nearly 39 years of service. He is currently on the boards of AeroVironment, Inc. and Norfolk Southern Corp, among other private sector organizations. He is also a Board Member at the Center for Strategic and Budgetary Assessments, an independent, non-partisan policy research institute, and serves on the military advisory group to the Sasakawa Peace Foundation USA. He is the founder/ owner of Davidson Strategies LLC. Mr. Davidson is a 1982 graduate of the U.S. Naval Academy, and a 1992 distinguished graduate of the U.S. Naval War College. He holds a Bachelor of Science degree in Physics and a Master of Arts in National Security and Strategic Studies.

Eric Yeaman has served on our Board since 2024. Mr. Yeaman is currently the founder and managing partner of Hoku Capital LLC, a strategic advisory services firm located in Honolulu, Hawaii. He was President and Chief Operating Officer of First Hawaiian Bank, a wholly owned subsidiary of First Hawaiian Inc., from June 2015 to August 2019. From 2008 to 2015, he was President and Chief Executive Officer of Hawaiian Telcom, a telecommunications and technology company serving the state of Hawaii. Prior to that, he was Senior Executive Vice President and Chief Operating Officer of Hawaiian Electric Company, Inc. (HECO). Mr. Yeaman joined Hawaiian Electric Industries, Inc. (HEI), HECO's parent company, in 2003 as Financial Vice President, Treasurer and Chief Financial Officer. Prior to joining HEI, Mr. Yeaman held the positions of Chief Operating and Financial Officer for Kamehameha Schools from 2000 to 2003. Mr. Yeaman serves as Chairman of the Board of Alexander Baldwin, Inc., a premier Hawaii commercial real estate company. He currently serves on the board of Alaska Air Group, Inc. Additionally, Mr. Yeaman serves on several private company and civic and community boards throughout the State of Hawaii, including DR Fortress LLC, Lanihaua Properties LLC, Palani Ranch Company, Inc., WattIQ, Friends of Hawaii Charities, The Harold K.L. Castle Foundation, and Hawaii Asia Pacific Association. Mr. Yeaman graduated from the University of Hawaii at Manoa with a bachelor's degree before beginning his career at Arthur Andersen LLP.

On September 28, 2026, the Board of Directors of Par Pacific appointed Jerry Stumbo to become the Company's Executive Vice President, Refining and Logistics. Stumbo joins Par Pacific from Valero Energy, where he most recently served as Vice President and General Manager of the Port Arthur, Texas Refinery. He led Valero's largest refinery and one of North America's most complex refining facilities, with approximately 435,000 barrels per day of throughput capacity and 850 employees. Stumbo previously led Valero's St. Charles, Louisiana Refinery for seven years. During his tenure, the refinery earned Valero's Chairman's Safety Award four times. He also led the organization through Hurricane Ida and the COVID-19 pandemic and completed major capital investments, including the expansion of the Diamond Green Diesel renewable fuels facility. Earlier in his career, Stumbo held operations leadership roles at Valero's Benicia, California Refinery and the Phillips 66 Santa Maria, California Refinery, following engineering and operations roles with ConocoPhillips at its San Francisco, California Refinery and Ponca City, Oklahoma Technology Center. Stumbo holds bachelor's degrees in chemical engineering and psychology from Oklahoma State University.

Danielle Mattiussi has served as our Senior Vice President & Chief Retail Officer since January 2023. Prior to joining Par Pacific, Ms. Mattiussi served as Vice President of Retail Operations for Maverik. Previously, she served in a variety of marketing, business development, and technology sales and product management roles with Canon USA and Eastman Kodak. Ms. Mattiussi holds a bachelor's and a master's degree in accounting, both from DePaul University and an MBA from University of Utah.