Leadership

Robert Silberman has served as the Chairman of our Board of Directors since 2019 and has served as a member of our Board of Directors since August 2014. Mr. Silberman previously served as Vice Chairman of our Board of Directors. 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 of Strategic Education, Inc. from 2003 to 2013, as Executive Chairman of the Board of Strategic Education, Inc. 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.

Curtis Anastasio has served as a member of our Board of Directors since 2014. Mr. Anastasio served as the Vice Chairman of our Board of Directors from September 2014 to April 2015. He served as the Chairman of GasLog Partners LP, an international owner, operator and manager of liquefied natural gas (LNG) carriers until the company was taken private in July of 2023. Appointed Executive Chairman in February 2014, Mr. Anastasio led the successful initial public offering of GasLog Partners LP in May 2014. Mr. Anastasio also serves as a founding director and current Audit Committee Chairman of The Chemours Company, a global leader in titanium technologies, fluoroproducts and chemical solutions which was spun off from DuPont effective July 1, 2015. In June of 2023, Mr. Anastasio was elected to the Board of Directors of Core Laboratories (NYSE: CLB), a leading, global provider of proprietary and patented reservoir description and production enhancement services and products. From January 2014 through December 2019, Mr. Anastasio was also a member of the Board of Directors of the Federal Reserve Bank - Dallas, and a member of its Audit Committee and Executive Committee. He previously served as President and Chief Executive Officer of NuStar Energy L.P., a publicly traded master limited partnership based in San Antonio, Texas. Mr. Anastasio was the President and Chief Executive Officer of NuStar Energy, L.P. from the time he led the initial public offering in April 2001, until he retired from the company on December 31, 2013. Since joining a predecessor of NuStar in 1988, he has held various positions in the upstream and downstream oil and gas industry, which have included responsibility for supply, trading, transportation, marketing, development and legal. Mr. Anastasio received a Juris Doctorate degree from Harvard Law School in 1981 and a Bachelor of Arts degree, magna cum laude, from Cornell University in 1978. After graduation, he practiced corporate law in New York City.

Timothy Clossey has served as a member of our Board of Directors 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 lead 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.

Philip Davidson has served as a member of our Board of Directors since 2021. Mr. Davidson was the Commander of the United States Indo-Pacific Command, headquartered in Honolulu, Hawaii, 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 military advisory groups to the Sasakawa Peace Foundation USA, as well as the United States Institute of Peace. 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.

Katherine Hatcher has served as a member of our Board of Directors 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.

Patricia Martinez has served as a member of our Board of Directors 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.

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.

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 Moana with a bachelor’s degree before beginning his career at Arthur Andersen LLP.

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.

William Monteleone has served on our Board since 2012. Mr. Monteleone was appointed Par Pacific’s 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-tocorporate 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.