Joseph H. Bryant has been our Chief Executive Officer and Chairman of our Board of Directors since our inception in November 2005. Mr. Bryant has 33 years of experience in the oil and gas industry. Prior to joining Cobalt, from September 2004 to September 2005, he was President and Chief Operating Officer of Unocal Corporation, an oil and gas exploration and production company. From May 2000 to August 2004, Mr. Bryant was President of BP Exploration (Angola) Limited, from January 1997 to May 2000, Mr. Bryant was President of BP Canada Energy Company (including serving as President of Amoco Canada Petroleum Co. between January 1997 and May 2000, prior to its merger with BP Canada), and from 1993 to 1996, Mr. Bryant served as President of a joint venture between Amoco Orient Petroleum Company and the China National Offshore Oil Corporation focused on developing the offshore Liuhua fields. Prior to 1993, Mr. Bryant held executive leadership positions in Amoco Production Company’s business units in The Netherlands and the Gulf of Mexico, serving in many executive capacities and in numerous engineering, financial and operational roles throughout the continental United States. Mr. Bryant currently also serves on the board of directors of Winter Sports Inc., and effective January 2011, The American Petroleum Institute. Mr. Bryant holds a Bachelor of Science in Mechanical Engineering from the University of Nebraska.

Peter R. Coneway has been a member of our Board of Directors since October 2009 and is a member of our Nominating and Corporate Governance Committee. Mr. Coneway is a Managing Director of Riverstone LLC. Prior to joining Riverstone in March 2009, Mr. Coneway served as United States Ambassador to Switzerland and Liechtenstein from 2006 to 2008. Prior to his ambassadorship, he was a Managing Director at Goldman Sachs & Co, and Head of the Houston office, which he founded in 1975. Having started at Goldman Sachs & Co. in 1969, he was named a General Partner in 1978 and established Goldman Sachs’ Equities Sales, Trading and Research Division in Tokyo in 1987. Mr. Coneway holds a B.B.A. from the University of Texas and a Master in Business Administration from Stanford University.

Michael G. France has been a member of our Board of Directors since April 2011. Mr. France serves as a Director of First Reserve Corporation, a private equity company which invests exclusively in the energy industry, which he joined in 2007. Prior to joining First Reserve, Mr. France was a Vice President in the Natural Resources Group, Investment Banking Division, at Lehman Brothers. Prior to Lehman Brothers, he was a Senior Consultant at Deloitte & Touche. Mr. France also serves on the Board of Crestwood Gas Services GP LLC, general partner of Crestwood Midstream Partners LP. Mr. France holds a B.B.A. in Finance from the University of Texas and an M.B.A. from Jones Graduate School of Management at Rice University.

Jack E. Golden has been a member of our Board of Directors since January 2010 and is a member of our Compensation Committee. Dr. Golden has well-rounded expertise and experience in the global oil and gas industry. After earning his Ph.D. in Physics, Dr. Golden joined Shell in 1977, later joining BP p.l.c. (”BP”) in 1982. He held numerous executive positions in North America, including President of BP’s North American E&P business. For much of his last decade with BP, he served as Group Vice President—Exploration and Production. During this period, he was involved with the development and operation of BP’s business in North America, Europe, South America, West Africa and Russia. Dr. Golden retired from BP at the beginning of 2006. He is currently Managing Director of Edgewater Energy LLC, a Texas based oil and gas company, and a director of Atwood Oceanics, Inc., an international offshore drilling company. Additionally, Dr. Golden is President of Four Winds Consulting LLC, which served as advisor to our Board of Directors from March 2007 until December 2009.

Mr. Lancaster has been a member of our Board of Directors since May 2010 and is Chairman of our Compensation Committee. Mr. Lancaster is currently a Managing Director of Riverstone where he is responsible for managing investments across the energy industry, with a focus on oil services and exploration and production. Prior to joining Riverstone in 2000, Mr. Lancaster was a director with The Beacon Group, LLC., a privately held firm specializing in principal investing and strategic advisory services in the energy and other industries. Prior to joining Beacon, Mr. Lancaster was a Vice President with Credit Suisse First Boston’s Natural Resources Group in Houston, Texas. Mr. Lancaster served as a director of Magellan Midstream Partners, L.P. from 2003 until 2007 and currently serves as a director of several private portfolio companies of Riverstone. Mr. Lancaster received his B.B.A. from the University of Texas at Austin and his M.B.A. from Harvard Business School.

Scott L. Lebovitz has been a member of our Board of Directors since April 2011. Mr. Lebovitz is a managing director in the Merchant Banking Division of Goldman, Sachs & Co. Mr. Lebovitz joined Goldman, Sachs & Co. in 1997 and became a managing director in 2007. He is currently a director of CVR Energy, Inc., EF Energy, LLC and Energy Future Holdings Corp. He received his B.S. in Commerce from the University of Virginia.

Mr. Marshall has been a member of our Board of Directors since May 2010 and is a member of our Audit Committee. Mr. Marshall served as President and Chief Operating Officer of Transocean Inc. from November 2007 until May 2008 and was a member of Transocean’s Board of Directors from November 2007 until December 2008. Mr. Marshall served as a Director and Chief Executive Officer of GlobalSantaFe Corporation from May 2003 until November 2007, when it merged with a subsidiary of Transocean, and served as the Executive Vice President and Chief Operating Officer of GlobalSantaFe from November 2001 until May 2003. From 1998 to November 2001, Mr. Marshall was employed with Global Marine Inc. where he held the same position. Mr. Marshall currently serves as a Director of Noble Corporation. Mr. Marshall received his B.S degree from the United States Military Academy.

Kenneth W. Moore has been a member of our Board of Directors since August 2007. Mr. Moore is a managing director of First Reserve Corporation, a private equity company which invests exclusively in the energy industry, which he joined in 2004. Prior to joining First Reserve, Mr. Moore spent four years with Morgan Stanley in New York. Mr. Moore served as a director of Chart Industries, Inc. from October 2005 to November 2007 and Dresser-Rand Group Inc. from October 2004 to May 2007. Mr. Moore holds a Bachelor of Arts from Tufts University and a Master in Business Administration from the Johnson School of Management at Cornell University.

Kenneth A. Pontarelli has been a member of our Board of Directors since our inception in November 2005, is Chairman of our Nominating and Corporate Governance Committee and is a member of our Compensation Committee. Mr. Pontarelli is a Managing Director in the Merchant Banking Division of Goldman, Sachs & Co. Mr. Pontarelli joined Goldman, Sachs & Co. in 1992 and became a managing director in 2004 and a partner in 2006. He is a director of Expro International Group Ltd., CCS, Inc., Energy Future Holdings Corp., and Kinder Morgan, Inc. He holds a Bachelor of Arts from Syracuse University and a Masters in Business Administration from Harvard Business School.

Dr. Scoggins has been a member of our Board of Directors since March 2010 and is a member of our Audit Committee. In June 2006, Dr. Scoggins was appointed President of the Colorado School of Mines, an engineering and science research university with strong ties to the oil and gas industry. Dr. Scoggins retired in 2004 after a 34-year career with Mobil Corporation and Exxon Mobil Corporation, where he held senior executive positions in the upstream oil and gas business. From 1999 to 2004 he served as Executive Vice President of Exxon Mobil Production Company. Prior to the merger of Mobil and Exxon in late 1999, he was President, International Exploration & Production and Global Exploration, and an officer and member of the executive committee of Mobil Oil Corporation. He currently also serves as a director of QEP Resources, Inc. and Venoco, Inc. In addition, he is a director of the Colorado Oil and Gas Association and a member of the National Advisory Council of the United States Department of Energy’s National Renewable Energy Laboratory. Dr. Scoggins has a PhD in Petroleum Engineering from The University of Tulsa.

D. Jeff van Steenbergen has been a member of our Board of Directors since our inception in November 2005 and is a member of our Compensation Committee. Mr. van Steenbergen is a co-founding and General Partner of KERN Partners Ltd., an energy sector private equity firm based in Calgary. He has been with this firm since 2001 and serves on the boards of seven of KERN’s international and Canadian portfolio companies. Prior to that Mr. van Steenbergen was a Managing Director and co-head of North American Oil and Gas with JP Morgan and Co., and before that was a Managing Director with a leading Canadian investment banking firm. He has been active in the North American and international energy sector for close to 35 years and has a broad range of experience as a private equity investor, investment banker, and in operating and operations management roles with Mobil Corporation and with Schlumberger. Mr. van Steenbergen holds a Bachelor of Applied Science in Civil Engineering from Queen’s University and a Master of Business Administration from Dalhousie University, and attended executive programs at Harvard Business School, Stanford University and INSEAD.

Martin H. Young, Jr. has been a member of our Board of Directors since October 2009 and is Chairman of our Audit Committee. Mr. Young has been the Senior Vice President and Chief Financial Officer of Falcon Seaboard Diversified, Inc. (Falcon) and its predecessor companies, Falcon Seaboard Holdings, L.P. and Falcon Seaboard Resources, Inc. since 1992. Falcon is a private energy company involved in natural gas exploration and production, real estate and private investments. In July 2007, Mr. Young retired as Chairman of the Board (a position he held for 11 years) and as a member of the Board of the Texas Mutual Insurance Company (a position he had held for 12 years), the largest provider of workers’ compensation insurance in the State of Texas. Prior to his employment with Falcon, Mr. Young had 13 years of banking experience, the last 10 working for a major California bank as the Vice President/Area Manager for the corporate banking group. Mr. Young currently also serves as Chairman of the Board of Directors of the Berry Petroleum Company, an independent energy company, a position he has held for six of the past eleven years he has served on Berry Petroleum’s board. Mr. Young holds a bachelor of Business Administration from Duquesne University and a MBA from Southern Illinois University.