Geoffrey Strong — Chief Executive Officer and Chairman . Geoffrey Strong has served as our Chief Executive Officer and Chairman since December 2020. He currently serves as the Chief Executive Officer and Director of Spartan Acquisition Corp. II and previously served as Chief Executive Officer and Chairman of Spartan Energy Acquisition Corp. Mr. Strong joined Apollo in 2012 and is currently a Senior Partner and Co-Head of the firm’s Infrastructure and Natural Resources group. Previously, he worked in the Private Equity and Infrastructure groups at Blackstone, focusing primarily on investments in the energy sector, and prior to that, as a vice president at Morgan Stanley Capital Partners. Mr. Strong serves or has served on the board of directors of various Apollo portfolio companies or affiliates, including: Apex Energy, LLC; AIE Arlington, LLC; AIE Caledonia Holdings, LLC; Caelus Energy Alaska, LLC; Chisholm Oil and Gas, LLC; CPV Fairview LLC; DoublePoint Energy, LLC; Double Eagle Energy Holdings, LLC; Double Eagle Energy Holdings II, LLC; Double Eagle Energy Holdings III, LLC; Freestone Midstream Holdings, LLC; Great Bay Renewables Holdings, LLC; Momentum Minerals, LLC; Momentum Minerals II, LLC; Northwoods Energy LLC; Pipeline Funding Company, LLC; Roundtable Energy Holdings, LLC; Spartan Energy Acquisition Corp; Spartan Acquisition Corp. II; Tumbleweed Royalty, LLC; Tumbleweed Royalty II, LLC; US Wind Inc. and Vistra Energy Corp. Mr. Strong holds a Bachelor of Science, summa cum laude, in business administration from Western Oregon University, a juris doctor, cum laude, from Lewis & Clark College, and a Masters of Business Administration from the University of Pennsylvania’s Wharton School of Business. Mr. Strong’s extensive experience investing in the energy value chain makes him a valuable addition to our management team and board of directors.

James Crossen — Chief Financial Officer and Chief Accounting Officer . Mr. Crossen has served as our Chief Financial Officer and Chief Accounting Officer since December 2020, and currently serves as Spartan Acquisition Corp. II’s Chief Financial Officer and Chief Accounting Officer, as Apollo Strategic Growth Capital’s Chief Financial Officer and Chief Accounting Officer, and as Apollo Strategic Growth Capital II’s Chief Financial Officer and Chief Accounting Officer. Mr. Crossen is Chief Financial Officer for Private Equity and Real Assets at Apollo, having joined the firm in 2010. He was Chief Financial Officer and Chief Accounting Officer of Spartan Energy Acquisition Corp. from October 2017 until October 2020. Prior to that time, Mr. Crossen was a Controller at Roundtable Investment Partners LLC. Prior thereto, Mr. Crossen was a Controller at Fortress Investment Group. Prior to that time, Mr. Crossen was a member of the Funds Management and Tax Group at JP Morgan Partners LLC. Mr. Crossen is a Certified Public Accountant in New York. Mr. Crossen served in the United States Marine Corps and graduated summa cum laude from the University of Connecticut.

Olivia C. Wassenaar — Director . Ms. Wassenaar is a Senior Partner at Apollo Global Management and is Co-Lead of Natural Resources, having joined in 2018. Prior to that time, Ms. Wassenaar was a Managing Director at Riverstone Holdings and was previously a member of the Investment Banking division of Goldman Sachs. Ms. Wassenaar also serves on the boards of directors of Talos Energy Inc., Jupiter Resources Ltd., Pegasus Optimization Partners, LLC, LifePoint Health, Inc., High Road Resources, LLC (f.k.a. American Petroleum Partners, LLC), AP Shale Logistics Holdco LLC (a.k.a Tidewater Logistics Operating LLC) and Spartan Acquisition Corp. II. During the past five years, Ms. Wassenaar also served as a director of Northern Blizzard Resources Inc., USA Compression Partners, LP, Admiral Permian Resources, LLC, Hammerhead Resources Inc., Canadian Non-Operated Resources GP Inc., Eagle Energy Exploration LLC, Vesta Energy Corp., Canera III, Niska Gas Storage Partners LLC and Apex Energy LLC. She received her AB, magna cum laude from Harvard College and an MBA from the Wharton School at the University of Pennsylvania. We believe that Ms. Wassenaar’s experience in evaluating financial and strategic options and the operations of companies in our industry and her experience on multiple boards make her a valuable member of the board of directors.

Wilson Handler — Director . Mr. Handler joined Apollo in 2011 and is a member of the firm’s Natural Resources group. Prior to joining Apollo, Mr. Handler was an investment professional at First Reserve, where he was involved in the execution and monitoring of investments in the energy sector. Previously, he worked in the Investment Banking Division at Lehman Brothers in the Natural Resources group. Currently, Mr. Handler serves or has served on the board of directors of various companies, including: EP Energy Corporation; CSV Midstream Solutions GP LLC; Jupiter Resources GP LLC; Resource Energy Partners, LLC; Tumbleweed Royalty, LLC; Tumbleweed Royalty II, LLC; Mesquite Energy Inc. (f/k/a Sanchez Energy Corp.); Spartan Acquisition Corp. II; American Petroleum Partners, LLC (n/k/a High Road Resources, LLC); Athlon Energy Inc.; DoublePoint Energy, LLC; Double Eagle Energy Holdings II LLC; Double Eagle Energy Holdings III LLC; and Wolfcamp DrillCo LLC. Mr. Handler holds a Bachelor of Arts in Economics and Government from Dartmouth College. Mr. Handler’s extensive experience investing in the energy value chain makes him a valuable addition to our management team and board of directors.

Christine Hommes — Director . Ms. Hommes joined Apollo in January 2011 and is a Partner in the Natural Resources group. Prior to that time, Ms. Hommes was an Associate at First Reserve and prior to that, a member of the Power & Utilities Group at UBS. Ms. Hommes currently serves on the board of directors of Talos Energy Inc., Chisholm Oil & Gas, Momentum Minerals, Momentum Minerals II, Belvedere Royalties, LLC, Boardwalk Holdings, LLC (parent of Celeros Flow Technology), Freestone Midstream Holdings, LLC, Northwoods Energy LLC, Roundtable Energy Holdings, and Spartan Acquisition Corp. II. Ms. Hommes also serves on the board of directors of Youth, Inc. a non-profit focused on New York City youth. She previously served on the board of Tumbleweed Royalty. Ms. Hommes graduated summa cum laude from the University of Pennsylvania with a BS in Economics and a BAS in Systems Engineering. We believe that Ms. Hommes’s experience in evaluating financial and strategic options and the operations of companies in our industry make her a valuable member of the board of directors.

Joseph Romeo — Director . Mr. Romeo joined Apollo Private Equity in 2013 and is focused on natural resources activities in addition to co-leading Spartan Energy Acquisition Corp. from IPO to business combination. Prior to that time, Mr. Romeo was a member of the Energy Financial Services group at General Electric focused on evaluating, executing and managing principal investments in the energy sector. Mr. Romeo also serves on the board of directors of various Apollo portfolio companies, including Apex Energy, LLC, Caelus Energy Alaska, LLC, Freestone Midstream Holdings, LLC, High Road Resources, LLC, Northwoods Energy, LLC, Roundtable Energy Holdings, LLC and Spartan Acquisition Corp. II. Mr. Romeo graduated from Princeton University with an AB in Politics and received his MBA from Harvard Business School. Mr. Romeo’s extensive experience investing in the energy value chain makes him a valuable addition to our management team and board of directors.

Jan C. Wilson — Independent Director . Ms. Wilson served as a consultant to the Royal Bank of Canada from September 2015 until April 2017. Prior to her service as a consultant to the Royal Bank of Canada, Ms. Wilson was a manager at Enron Corporation from May 1996 until January 2002, senior vice president of RBS Sempra Commodities LLC from January 2002 until January 2011 and director of Freepoint Commodities LLC from June 2011 until June 2013. Since April 2018, Ms. Wilson has served as a senior advisor for the Canada Pension Plan Investment Board and is the founder/president of JW 1000 Ltd. a company focused on advising on all project contracts that are required to support financing and allocation of risk for sustainable energy projects. Ms. Wilson currently serves on the board of directors of Spartan Acquisition Corp. II and Crestone Peak Resources. Ms. Wilson previously served on the board of directors of Spartan Energy Acquisition Corp. from April 2020 to October 2020 Ms. Wilson was a private investor from March 2015 to August 2015 and from April 2017 through March 2018. Ms. Wilson holds a B.A. in Economics and a B.A. in Honours Business Administration from the University of Western Ontario and an M.B.A. from Queens University. Ms. Wilson is well-qualified to serve as director due to her extensive experience in risk management and asset acquisition in the electricity, oil & gas and energy storage industries.

John M. Stice — Independent Director . Mr. Stice previously served as Chief Executive Officer of Access Midstream from the time it spun out of Chesapeake Energy until his retirement in 2015. Mr. Stice began his career in 1981 with Conoco, as an associate engineer. For more than 25 years, Mr. Stice held technical and managerial positions of increasing responsibility with ConocoPhillips in exploration, production, midstream, and gas marketing worldwide. In November 2008, Mr. Stice joined Chesapeake and served as President of Chesapeake Midstream Development and Senior Vice President of Natural Gas Projects for Chesapeake Energy. He retired in 2015 as Chief Executive Officer of Access Midstream, formerly Chesapeake Midstream Partners. Currently, Mr. Stice serves as Dean of the Mewbourne College of Earth & Energy at the University of Oklahoma, a position he assumed in August 2015. Mr. Stice served on the board of directors of Spartan Energy Acquisition Corp. Mr. Stice serves on the boards of directors of Spartan Acquisition Corp. II, Marathon Petroleum Corporation, MPLX and U.S. Silica Holdings, Inc. Mr. Stice holds a bachelor’s degree in chemical engineering from the University of Oklahoma, a master’s degree in business from Stanford University, and a doctorate in education from The George Washington University. As a result of his professional and academic experiences, Mr. Stice brings extensive breadth, depth and expertise in the oil and natural gas services industry to our board of directors.