Charles D. Davidson - Chairman

Charles D. Davidson was appointed as a member of our Board in September 2016 and was named Chairman of the Board in March 2018. He served as a member of the board of directors of Jagged Peak Energy LLC from February 2016 until our IPO. Mr. Davidson is a Venture Partner with Quantum Energy Partners and serves on the firm’s Investment Committee. He served as Chief Executive Officer of Noble Energy, Inc. from 2000 to 2014 and its Chairman from 2000 until his retirement in May 2015. Before joining Noble Energy, Inc., Mr. Davidson was Chairman, President, and Chief Executive of Vastar Resources, Inc., a publicly owned subsidiary of Atlantic Richfield Company (“ARCO”), which merged with BP in 2000. Prior to the formation of Vastar, he held a number of engineering, operations and executive assignments at ARCO. Mr. Davidson is currently an independent director of Loews Corporation (NYSE: L) and is a member of the Society of Petroleum Engineers, the American Institute of Chemical Engineers and the All-American Wildcatters. During his career, he has served in various professional, industry and community organizations and has been presented with numerous industry awards and honors, including being named by the Harvard Business Review as one of the top 100 Best-Performing CEOs in the World. He holds a Bachelor’s degree in Chemical Engineering from Purdue University and a Master’s degree in Management from the University of Texas at Dallas.


Roger L. Jarvis

Roger L. Jarvis was appointed as a member of our Board in January 2017. Between August 2012 and May 2016, he served as Chairman of Common Resources III LLC, a privately held company engaged in the business of exploration for and production of hydrocarbons in the United States, subsequent to which he evaluated potential opportunities prior to joining our Board. Mr. Jarvis previously served as Chairman of Common Resources II from May 2010 until its acquisition in August 2012 and at Common Resources LLC from 2007 until its acquisition in May 2010. He served as President, Chief Executive Officer and Director of Spinnaker Exploration Company, a natural gas and oil exploration and production company, from 1996 and as its Chairman of the Board from 1998, until its acquisition by Norsk Hydro ASA in December 2005. He served on the board of directors of National Oilwell Varco, Inc. from 2002 until May 2017 and, at various times throughout his tenure, on the audit, compensation, and nominating and governance committees of that company. Mr. Jarvis holds a B.S in Petroleum Engineering from the University of Tulsa.


Janeen S. Judah

Janeen S. Judah was appointed as a member of our Board in April 2019. Ms. Judah has more than 35 years of operational, managerial, and environmental experience in the oil and gas industry and retired from Chevron Corporation (“Chevron”) in 2018. Ms. Judah held numerous leadership positions at Chevron, including General Manager of Chevron’s Southern Africa business unit, President of Chevron Environmental Management Company and General Manager of Reservoir and Production Engineering for Chevron Energy Technology Company. Ms. Judah served as the President of the Society of Petroleum Engineers (“SPE”) from September 2016 to October 2017 while on secondment from Chevron, and as a member of the Board of Directors of SPE from 2003 to 2006 and from 2012 to 2018. Before joining Chevron in 1998, she held various upstream petroleum engineering positions for Texaco, Inc. and Atlantic Richfield Company (ARCO).  In 2018, Ms. Judah was recognized by Hart Energy/Oil and Gas Investor Magazine as a Top 25 Influential Women in Energy. She is also a member of the Board of Directors of Patterson-UTI Energy Inc. (NASDAQ: PTEN), where she serves on the Audit and Nominating and Corporate Governance Committees and Crestwood Equity Partners LP (NYSE: CEQP) where she serves on the Audit Committee and chairs the Sustainability Committee. She is an NACD Governance Fellow and completed the NACD/Carnegie Mellon certificate in Cybersecurity Oversight. Ms. Judah holds Bachelor and Masters of Science degrees in Petroleum Engineering from Texas A&M University, a Masters of Business Administration from the University of Texas of the Permian Basin and a Juris Doctorate from the University of Houston Law Center. She is a Registered Professional Engineer in Texas and a member of the Texas bar.


Michael C. Linn

Michael C. Linn was appointed as a member of our Board in January 2017. Mr. Linn is President and Chief Executive Officer of MCL Ventures LLC, a private oil, gas, and real estate investment firm he founded in October 2011, and is a Senior Advisor to Quantum Energy Partners, a position he has held since August 2012. Mr. Linn founded Linn Energy, LLC (“LINN”), an independent oil and natural gas company, in 2003. He served as LINN’s Executive Chairman from January 2010 to December 2011, Chairman and Chief Executive Officer from June 2006 to January 2010, and President and Chief Executive Officer from March 2003 to June 2006. Mr. Linn currently serves on the board of directors of Black Stone Minerals, L.P. (NYSE: BSM), the board of directors and chairman of the compensation committee for Nabors Industries, Ltd. (NYSE: NBR), and the board of managers for Cavallo Mineral Partners, LLC. Mr. Linn previously served as a non-executive director and chairman of the SHESEC committee for Centrica plc. Mr. Linn currently serves as a member of the National Petroleum Council, Independent Petroleum Association of America (“IPAA”), and All-American Wildcatters and previously served as chairman and director of the Natural Gas Council, chairman of the IPAA and director of the Natural Gas Supply Association. Mr. Linn holds a B.A. in Political Science from Villanova University and a J.D. from the University of Baltimore School of Law.


Adrianna C. Ma

Adrianna C. Ma was appointed as a member of our Board in July 2019. Ms. Ma is the Managing Partner of Haleakala Holdings LLC, her personal investment firm. From 2015 until 2019, Ms. Ma was a managing partner of Fremont Group, a single-family investment firm where she oversaw a portfolio that consisted of externally-managed funds as well as public and private securities. Prior to that, Ms. Ma was a managing director of General Atlantic LLC, where she spent ten years investing in and serving on the boards of directors of technology enabled growth companies globally. Before joining General Atlantic, she was an investment banker in Morgan Stanley’s Mergers, Acquisitions, and Restructuring Department. Previously, she was a project manager at the network server division of Hewlett-Packard Company. Ms. Ma is a director of Applied Materials, Inc. (NASDAQ: AMAT) where she chairs the Investment Committee and is a member of the Audit Committee and Corporate Governance and Nominating Committee. She is also involved with a number of educational and not-for-profit organizations. She serves on the board of directors of the MIT Investment Management Company, which oversees MIT’s endowment, and the UCSF Foundation Investment Company. She also serves on visiting committees of the MIT Corporation and on the MIT Media Lab’s Advisory Council. Ms. Ma is a Trustee of The Nature Conservancy’s California Board and a life member of the Council on Foreign Relations. Ms. Ma received a BS in electrical science and engineering and an ME in electrical engineering and computer science from MIT. She also received an MBA from Harvard Business School. Ms. Ma is a 2012 Henry Crown Fellow of the Aspen Institute and a member of the Aspen Global Leadership Network.


John R. ‘‘J.R.’’ Sult

John R. “J.R.” Sult was appointed as a member of our Board in January 2017. Mr. Sult served as Executive Vice President and Chief Financial Officer of Marathon Oil Corporation from September 2013 until August 2016. From 2005 through 2012, he held a variety of senior executive positions with El Paso Corporation (“El Paso”), including Executive Vice President and Chief Financial Officer.  During that time, Mr. Sult also served in a variety of senior executive positions with El Paso Pipeline GP Company, L.L.C., the general partner of El Paso Pipeline Partners, L.P., including Executive Vice President, Chief Financial Officer, and director. Prior to joining El Paso, Mr. Sult served as Vice President and Controller of Halliburton Energy Services. Prior to joining Halliburton, Mr. Sult was an audit partner with Arthur Andersen LLP. He joined the board of directors of Dynegy, Inc. in 2012, where he served as audit committee chairman and joined the board of directors of Vistra Energy Corp. (NYSE: VST) in 2018 in connection with its merger with Dynegy, Inc. Since 2018, Mr. Sult has also served on the board of Brigham Minerals, Inc. He graduated from Washington & Lee University with a B.S. with Special Attainments in Commerce.


S. Wil VanLoh, Jr.

S. Wil VanLoh, Jr. was appointed as a member of our Board in September 2016, and served as a member of the board of directors of Jagged Peak Energy LLC from April 2013 until our IPO. Mr. VanLoh is the Founder and Chief Executive Officer of Quantum Energy Partners, which he founded in 1998. Quantum Energy Partners manages a family of energy-focused private equity funds, which, together with its affiliates, has had more than $16 billion of capital under stewardship. Mr. VanLoh is responsible for the leadership and overall management of the firm. Additionally, he leads the firm’s investment strategy and capital allocation process, working closely with the investment team to ensure its appropriate implementation and execution. Prior to co-founding Quantum Energy Partners, Mr. VanLoh co-founded Windrock Capital, Ltd., an energy investment banking firm specializing in providing merger, acquisition, and divestiture advice to and raising private equity for energy companies. Prior to co-founding Windrock, Mr. VanLoh worked in the energy investment banking groups of Kidder, Peabody & Co. and NationsBank. Mr. VanLoh serves on the boards of a number of portfolio companies of Quantum Energy Partners, all of which are private energy companies. Mr. VanLoh holds a B.B.A. in Finance from Texas Christian University.


Dheeraj "D" Verma

Dheeraj “D” Verma was appointed as a member of our Board in January 2017. Mr. Verma is the President of Quantum Energy Partners, which he joined in 2008. Quantum manages a family of energy-focused private equity funds, which, together with its affiliates, has had more than $16 billion of capital under stewardship. Mr. Verma works with Mr. VanLoh in leading the firm’s capital allocation process, charting the firm’s investment strategy, and overseeing all investment activities, working closely with the Executive Team and investment team to ensure its appropriate implementation and execution. Prior to joining Quantum, Mr. Verma was a senior member of J.P. Morgan’s Mergers & Acquisitions group in New York, where he advised clients on over forty announced transactions with over $200 billion of enterprise value. He holds a B.A./B.S. in Mathematics and Finance from Ithaca College and a Masters in International Management from the Thunderbird School of Global Management. Mr. Verma currently serves on the boards of a number of portfolio companies of Quantum, all of which are private energy companies.


Blake A. Webster

Blake A. Webster was appointed as a member of our Board in September 2016, and served as a member of the board of directors of Jagged Peak Energy LLC from April 2013 until our IPO. Mr. Webster is currently a Managing Director with Quantum Energy Partners and has been with the firm since 2006. Mr. Webster participates in Quantum’s investment activities, including investment sourcing, transaction structuring, and execution, and working closely with portfolio companies in developing and executing their business plans. Mr. Webster currently serves on the board of directors of several other Quantum portfolio companies. Prior to joining Quantum in 2006, Mr. Webster was an Associate with Morgan Stanley in its Global Energy and Utilities Equity Research group. Mr. Webster holds a B.A. from the University of Texas at Austin, an M.B.A. from Rice University and is a CFA charterholder.