We put our energy behind sustainability.


Board of Directors

  • John B. Griggs

    • Financial Expert

    Mr. Griggs is the Chief Financial Officer of Rubicon Oilfield International, a Houston-based oilfield products manufacturing company he co-founded in early 2015. In this capacity, he oversees the company’s accounting, treasury/finance, tax, risk management, and corporate development functions and is also intimately involved in the establishment of high-level strategic plans and overall company leadership. From 2011 through 2014, Mr. Griggs was a Managing Director at CSL Capital Management, an energy private equity firm. While at CSL, Mr. Griggs sponsored investments in and served on the boards of several oilfield services companies. From 2005 through 2011, Mr. Griggs was a Senior Vice President for the direct capital arm of the D.E. Shaw Group where he focused on direct debt and equity investments in energy companies, with a particular focus on energy services and equipment, midstream and downstream companies. Prior to the D.E. Shaw Group, Mr. Griggs was a member of the M&A investment banking team at Simmons & Company International. Mr. Griggs holds a B.A., from the University of Texas at Austin and an M.B.A., from the Harvard Business School, where he was a Baker Scholar.

  • Michael Y. McGovern

    Mr. McGovern is currently the Chairman and Chief Executive Officer of Sherwood Energy, LLC, an aggregator of hydrocarbon reserves through direct ownership of working interests in oil and natural gas leases and currently serves as a Director for Cactus Wellhead, LLC, a manufacturer and servicer of pressure control equipment for offshore and onshore oil and gas production, and Fibrant LLC, a US unit of Fibrant BV, a Netherlands based global producer and supplier of high quality chemical performance products. From 2008 through 2017, Mr. McGovern has served as a director to the following public and private companies operating in the oil and gas and energy industries: Probe Holding Inc., a designer and manufacturer of measurement tools and systems for the global energy industry (2014-2017); Quicksilver Resources Inc., an oil and gas exploration and development company (2013-2016); Long Run Exploration Ltd., an oil and gas acquisition and exploration company (2008-2013); Columbia Chemical Company, a global provider of high quality carbon black additives (2010-2011); and Tronox, Inc. a global producer and marketer of titanium dioxide which is used such as paint, plastic and sunscreen. From September 2002 to August 2007, Mr. McGovern served as Chairman and Chief Executive Officer of Pioneer Companies, a chemical manufacturing company. From 1986 through 2002, Mr. McGovern served as Chief Executive Officer of a series of publicly listed oil and gas exploration and production companies: Coho Energy, Inc. (2000-2002); Edisto Resources Corporation (1993-1997); Convest Energy Corporation (1993-1997); Ironstone Group, Inc. (1986-1993); and American Natural Petroleum Company (1986-1993). From 1998 to March 2000, Mr. McGovern was Managing Director of Pembrook Capital Corporation, an energy investment company. Mr. McGovern has also previously served as Chairman of Vermillion Bay Exploration, Inc. and Executive Advisor to Cadent Energy Partners. Mr. McGovern holds a B.S. from Centenary College and attended the Freeman School of Business at Tulane University from 1973-1974 and the Loyola University New Orleans College of Law from 1979-1980.

  • Charles K. Thompson

    Mr. Thompson is currently a Managing Partner of PinHigh Capital Partners, a Houston-based family office affiliated investment partnership with a focus on smaller private oil service and E & P investments. Mr. Thompson spent two years at Nomura Securities building the oil and gas investment banking business. From 2004-2014 he was an original partner of Legacy Partners Group, a boutique M&A firm based in NY that was sold to FBR Capital Markets in the fall of 2007. Mr. Thompson remained at FBR to run the energy investment banking practice where the focus was small cap oil service and E&P M&A and capital raising. From 1995-2003, he worked at CSFB in the energy investment banking group, where he was a Managing Director in the energy group. From 1990-1995, he was with Banque Paribas, where he helped found the energy group, helped build the commodity derivatives finance group and invested in oil and gas properties. Mr. Thompson began his career as a commercial banker at Manufacturers Hanover Trust Company. He holds a B.A. in geology from Williams College and attended the Columbia Business School summer program.