Mr. Edward Geiser has served on Ranger's Board and as Chairman of the Board since January 2021. Mr. Geiser is the Managing Partner of Juniper, our controlling shareholder, as well as the head of the firm's investment committee. He assisted with the original formation of Juniper in 2003 and led the firm’s re-formation in 2014. Prior to 2014, Mr. Geiser was a Managing Director at Och-Ziff Capital Management where he focused on Och-Ziff's private investing activity in the energy industry in North America for over five years. Over the past 12 years, Mr. Geiser has served on the boards of a number of private upstream and midstream energy companies with assets located in the United States. Prior to Och-Ziff, Mr. Geiser worked at each of Merrill Lynch and Morgan Stanley in Houston where he focused on advisory work related to public and private energy companies. Mr. Geiser received a B.S. in Finance from the Louisiana State University.
President, Chief Executive Officer and Director
Darrin Henke has served on the Board and as President and CEO of Ranger Oil Corporation since August 2020. Prior to joining Ranger Oil, Mr. Henke served nearly five years as the CEO of Gary Permian LLC, a private oil and gas acquisition and development company. He was previously employed by Encana Oil & Gas (USA) Inc. for eleven years in various roles, including President of the US Division, overseeing Encana’s entrance into the Eagle Ford and Permian Basins. With over thirty years experience in the oil and gas business, Mr. Henke was also employed by Tom Brown Inc., Venoco Inc. and Burlington Resources.
Mr. Henke graduated summa cum laude with a B.S. in Mechanical Engineering from Texas Tech University and completed Duke’s Advanced Management Program. He is a past recipient of the Denver Business Journal’s Power Book Award for outstanding business leadership, currently sits on the board of Colorado’s State Chamber of Commerce and is a registered Professional Petroleum Engineer.
Mr. Burnett is the President and Chief Executive Officer of Silver Creek Oil & Gas. Mr. Burnett previously served as Chief Financial Officer of Covey Park Energy, where he was instrumental in the divestiture of the company. Before joining Covey Park Energy, Mr. Burnett served as the Chief Financial Officer of Double Eagle Energy Holdings II and served as the Vice President, Chief Financial Officer and Chief Accounting Officer of EXCO Resources, Inc. Prior to these roles, Mr. Burnett was a partner at KPMG LLP and a Manager at Arthur Anderson LLP. He also serves on the board of both US Well Services and Select Energy Services, as a Director and the Chairman of the Audit Committee. Mr. Burnett is a Certified Public Accountant in the State of Texas.
Tiffany (“TJ”) Thom Cepak
Ms. Tiffany Thom Cepak has served on Ranger's Board since September 2019. Ms. Cepak has more than 25 years of operational and financial experience within the energy industry and was the Chief Financial Officer (“CFO”) of Energy XXI Gulf Coast Inc., an oil and natural gas development and production company, from August 2017 until October 2018. She was also CFO of KLR Energy Acquisition Corp., a special purpose acquisition company (and subsequent to its business combination, Rosehill Resources Inc.) from January 2015 to June 2017 and CFO of EPL Oil & Gas, Inc. for four years until it was sold in 2014. Ms. Cepak has been a director of Patterson-UTI Energy, Inc. since August 2014 and a director of California Resources Corporation since October 2020. She served as a director of Yates Petroleum Corporation, a privately owned onshore exploration and production company, from October 2015 to October 2016. Ms. Cepak began her career as a Senior Reservoir Engineer with Exxon Production Company and Exxon Mobil Company with operational roles, including reservoir and subsurface completion engineering. Ms. Cepak holds a B.S. in Engineering from the University of Illinois and a Masters of Business Administration in Management with a concentration in Finance from Tulane University.
Mr. Chunn is a Vice President at Juniper Capital Advisors, L.P. (“Juniper”), the Company’s controlling shareholder, which he joined in August 2020. Mr. Chunn has over 10 years of experience in the energy industry in both operational and business development related roles. Prior to joining Juniper, he was a Vice President at Kayne Anderson’s Energy Group. While at Kayne Anderson, Mr. Chunn was responsible for reserve-based valuations and engineering oversight of Kayne Anderson’s oil & gas portfolio companies. Prior to joining Kayne Anderson, Mr. Chunn held various acquisitions and divestitures (“A&D”), engineering, and asset development roles at Encana Oil & Gas. During his time at Encana, Mr. Chunn focused on reservoir engineering, drilling and completions engineering, and A&D activity across a number of the company’s assets in various basins. Mr. Chunn holds a B.S. in Petroleum Engineering from Louisiana State University.
Mr. Kevin Cumming has served on Ranger's Board since January 2021. Mr. Cumming is a Partner and member of the investment committee at Juniper, our controlling shareholder. He was part of the original investment team for Juniper beginning in 2005, and he re-joined in 2014 when it was re-formed. Prior to re-joining Juniper, Mr. Cumming co-founded and was President of Expedition Water Solutions, a private equity-backed oilfield water company. Mr. Cumming also served as a Vice President of White Deer Energy, a Houston-based middle-market private equity firm focused on the energy industry. During his career, he has been involved with over 20 private energy companies, many of which he helped found, and served on numerous Boards. Mr. Cumming has also held various roles at Select Energy Services, Buckeye Partners and Merrill Lynch. Mr. Cumming holds a B.B.A. in Business Honors and Finance from The University of Texas at Austin and an M.B.A. from Rice University.
Mr. Tim Gray has served on our Board since January 2021. Mr. Gray is the General Counsel and Chief Compliance Officer of Juniper, Ranger's controlling shareholder. Prior to joining Juniper in 2017, Mr. Gray was a Managing Director and General Counsel at Och-Ziff Capital Management Group for over eight years. Mr. Gray holds a J.D. from Boston College Law School and a B.S. in Business Administration and Political Science from the University of North Carolina at Chapel Hill.
Mr. Joshua Schmidt has served on Ranger's Board since January 2021. Mr. Schmidt is a Partner at Juniper, Ranger's controlling shareholder. Prior to joining the firm in 2014, he was a portfolio manager for Whiteside Energy Fund, LP. Mr. Schmidt has over fifteen years of experience in the energy industry and has been involved in the formation and management of over ten private energy companies. He currently serves on the boards of several Juniper portfolio companies. Mr. Schmidt received a B.S. in Finance from the University of Notre Dame.
Jeffrey E. Wojahn
Mr. Jeffrey E. Wojahn has served on Ranger's Board since September 2019. Mr. Wojahn served as Executive Vice President of EnCana Corporation from 2003 to 2013 and was President of Encana Oil & Gas (USA) Inc. from 2006 to 2013. Mr. Wojahn held senior management and operational positions in Canada and the United States and has extensive experience in unconventional resource play development. He served as Advisory Board member for Morgan Stanley Energy Partners from October 2014 until 2017. Since March 2017, Mr. Wojahn has served as the Executive Chairman of MiddleFork Energy Partners, a privately held exploration and production company, and also has served as a director of Bonanza Creek Energy, Inc. since November 2014. Mr. Wojahn received his B.S. in Geophysics from the University of Calgary in 1985.