David H. (Dave) Lehman is a petroleum geologist, executive and businessman with extensive experience in all aspects of the upstream oil and gas business. Dave began his industry career at Exxon, where he held many positions of significant responsibility as an executive. These included Manager of worldwide new business opportunities for Exxon Exploration Company; and Advisor for Global Exploration to Exxon’s Upstream Director. After 27 years at Exxon, he became an entrepreneur and successfully built, and profitably sold, two oil and gas companies; making outsized returns for his investors. DJR Energy is his third venture. He holds degrees in Geosciences from Franklin and Marshall College, and The University of Texas at Austin.
CHRISTOPHER (“CHRIS”) MANNING is a Managing Partner of Trilantic North America and Chairman of Trilantic Energy Partners North America. Chris is also a member of the Investment Committees of Fund III, Fund IV Global, Fund V North America, TEP I North America, Fund VI North America and TEP II North America. His primary focus is on investments in the energy sector. Chris joined Trilantic North America in 2009 at its inception, prior to which he was at Lehman Brothers Merchant Banking (LBMB). Chris joined LBMB in 2000 and was the Head of Lehman Brothers’ Investment Management Division, including both the Asset Management and Private Equity businesses, in Asia-Pacific from 2006 to 2008. He was also a member of the Global Investment Management Division Executive Committee and the Private Equity Division Operating Committee. Prior to joining the Natural Resources investment banking practice at Lehman Brothers, Chris was the Chief Financial Officer of The Wing Group, a developer of international power projects. Prior to The Wing Group, he was in the investment banking department of Kidder, Peabody & Co., where he worked on M&A and corporate finance transactions in the energy industry. Chris is currently a director of AEGIS Hedging Solutions, DJR Energy, Indigo Natural Resources, Solaris Midstream, TRP Energy and Velvet Energy. Chris was previously Chairman of the Board of LB Pacific and TLP Energy and a director of Antero Resources Corporation (NYSE: AR), Antero Midstream GP (NYSE: AM), Enduring Resources, Mediterranean Resources, Trail Ridge Energy and VantaCore Partners.
Chris holds an M.B.A. from The Wharton School of the University of Pennsylvania and a B.B.A. from the University of Texas at Austin. Chris currently serves on the University of Texas McCombs School of Business Advisory Council; is Chairman of the University of Texas New York for McCombs Executive Committee and is a Board Member of the University of Pennsylvania’s Squash Committee.
GLENN JACOBSON is a Partner of Trilantic North America. Glenn is also a member of the Investment Committee of Fund VI North America and TEP II North America. His primary focus is on investments in the energy and energy transition sectors. Glenn is a member of Trilantic North America’s ESG committee which helps to develop and implement the firm’s ESG policies. Glenn joined Trilantic North America in 2009 at its inception, prior to which he was a Principal at Lehman Brothers Merchant Banking (LBMB). Glenn is currently a director of Intersect Power, Powin Energy, SemaConnect, DJR Energy and TRP Energy. He was previously a director of Indigo Natural Resources, M5 Midstream and MacLean Power Systems, among several others. Prior to joining LBMB in 2005, Glenn worked in Lehman Brothers’ Global Natural Resources investment banking practice in New York where he focused on M&A and capital markets transactions in the energy sector. Glenn holds a B.A., cum laude, in Economics from Dartmouth College.
ANDREW (“ANDY”) HOPPING is a Principal of Trilantic North America. His primary focus is on investments in the energy sector. Andy joined Trilantic North America in 2009 at its inception, prior to which he was an Analyst at Lehman Brothers Merchant Banking (LBMB). Andy joined LBMB in 2008. Andy is currently a director of DJR Energy and Elephant Oil & Gas. He holds a B.S. in Finance and a B.A. in Molecular, Cellular and Developmental Biology from the University of Colorado.
H. BAIRD WHITEHEAD served as the Chief Executive Officer of Penn Virginia Corporation (NYSE: PVA) from May of 2011 until his retirement in November of 2015. In addition, from January 2001, Mr. Whitehead also served as President of Penn Virginia Oil & Gas Corporation, a subsidiary of Penn Virginia Corporation. Mr. Whitehead also served as the Chief Operating Officer from February 2009 to May 2011 and as the Executive Vice President from January 2001 to February 2011 of Penn Virginia Corporation. Prior to joining Penn Virginia, Mr. Whitehead served in various positions with Cabot Oil and Gas. From 1998 to 2001, Mr. Whitehead served as Senior Vice President during which time he oversaw Cabot’s drilling, production and exploration activity in the Appalachian, Rocky Mountain, Mid-Continent and Texas and Louisiana Gulf Coast areas. From 1992 to 1998, Mr. Whitehead served as Vice President and Regional Manager of Cabot’s Appalachian business. From 1989 to 1992, Mr. Whitehead served as Vice President and Regional Manager of Cabot’s Anadarko business unit. From 1987 to 1989, Mr. Whitehead served as Cabot’s Vice President of Engineering. Mr. Whitehead has served in senior management positions with oil and gas exploration and production companies for over 20 years. Mr. Whitehead holds a B.S. in Petroleum Engineering from the University of Pittsburgh.
TIM HARRINGTON has over 40 years of oil and gas experience. 31 of these were spent with BP PLC in various senior leadership positions around the globe including postings in Houston, Anchorage, London and Bogota. From 2010 to 2014 he was President of BP America Production Company, which is BP’s L48 Onshore Upstream business in the US, and he was CFO of that same business from 2001 until assuming that position. Mr. Harrington currently serves as a Senior Energy Advisor to Trilantic North America and sits on the board of directors for EnergyFlo Chemical Applications, TRP Energy, DJR Energy, and Phoenix Global Resources PLC (LON:PGR). He is currently a member of the National Association of Corporate Directors (NACD) and was a past director and executive member for the Texas Oil and Gas Association (TXOGA) and Greater Houston Partnership (GHP). Mr. Harrington holds a B.S. in Accounting from Miami University (Ohio), a M.B.A. from Xavier University, and previously earned his CPA in Texas.
Mr. Irvani has over 20 years of private equity, investment banking and corporate finance experience. Prior to joining Waveland, Sam held the position of Manager, Revenue Finance and M&A at Western Digital Corporation (NYSE: WDC) where he supported a $2.5B product group as finance manager, as well as being involved in the firm’s strategic corporate development initiatives including multinational acquisition targets. Before Western Digital, Sam served as Vice President at Citigroup Global Markets where he provided M&A and corporate finance advisory services to middle market clients up to $500M in enterprise value. Sam’s finance career began at Ford Motor Company and the Bank of Montreal in treasury and financial analysis functions. He received a BS in mathematics and physics from the University of Toronto and an MBA in finance from McMaster University in Canada. In addition, he holds FINRA Series 7, 27, 28, 79 and 63 registrations, and has also served as director on the boards of numerous Waveland investments.
SYKES YEATES is a Senior Associate of GEC. His primary focus is on energy and energy transition investments. Sykes joined GEC in 2018, prior to which he was an analyst at Wells Fargo Securities. Sykes is also a director of Estis Compression, a contract compression business exclusively focused on artificial lift for the energy industry.
Sykes graduated magna cum laude from Texas A&M University with a BBA in Finance and Business Honors.
Russell Sherrill is the President of Clearfork Capital and has been a private equity investor, board director, and strategic financial advisor in the energy industry for more than 25 years. In 2008, he founded and led a middle-market private equity firm that has achieved top-tier financial returns for institutional investors across three funds. Previously at AIG and J.P. Morgan & Co. in Houston and New York, he led teams making direct private investments and providing strategic financial advice to energy executives in North America and Europe.
Russell also is a board member for Flowco Production Solutions, among the largest US oil and gas artificial lift companies, and for OLA, which operates analytical chemical testing labs. He has served on, and chaired, multiple corporate and not-for-profit boards of directors.
Russell earned an MBA at Duke University, the Fuqua School of Business, and a BBA at the University of Texas at Austin. His charitable interests are focused on education. He has served on the board of trustees for an independent preparatory school and was among those who oversaw its endowment. He has been a college guest lecturer and served on two university advisory boards to help design academic programs and curricula to enhance understanding for energy and the environment. He has chaired the board of trustees for a university art museum.