ATP Oil & Gas Corp.

T. Paul Bulmahn (BA, JD, MBA) has served as ATP’s Chairman and Chief Executive Officer since May 2008 and before that as Chairman and President since he founded ATP in 1991. He presently serves as a Director on the Board of Valparaiso University, his alma mater, with membership on its Public Relations Committee, and served for three years on the Business Advisory Board of Texas State University, also an alma mater, which named him Distinguished Alumnus in 2000. In November 2008, Mr. Bulmahn was honored with the Rhodes Award by the American Society of Mechanical Engineers—International Petroleum Technology Institute for his leadership in the petroleum industry. Mr. Bulmahn was selected Entrepreneur of The Year 2000 in Energy & Energy Services by Ernst & Young LLP. In 1991, he was elected Chairman, Houston Bar Association Oil, Gas and Mineral Law Section, and in 1992 he was elected to serve for a three-year term on the Oil & Gas Council of the State Bar of Texas. From 1988 to 1991, Mr. Bulmahn served as President and Director of Harbert Oil & Gas Corporation. From 1984 to 1988, Mr. Bulmahn served as Vice President, General Counsel of Plumb Oil Company. From 1978 to 1984, Mr. Bulmahn served as counsel for Tenneco’s interstate gas pipelines and as regulatory counsel in Washington, D.C. From 1973 to 1978, Mr. Bulmahn served the Railroad Commission of Texas, the Public Utility Commission and the Interstate Commerce Commission as an administrative law judge. He has chaired various oil and gas industry seminars, including “Marginal Offshore Field Development” in 1996 and the “Upstream Oil and Gas E-Business Conference” in 2000, and has been a faculty lecturer in natural gas regulations. In February 2005, Mr. Bulmahn was the keynote speaker at the Energy Forum in Houston, Texas and in October 2008 he was the keynote speaker at the Hart Energy Recruiting and Retention Conference also in Houston, Texas.

Leland E. Tate has served as our Chief Operations Officer since August 2000. Prior to joining ATP, Mr. Tate worked for over 30 years with Atlantic Richfield Company (“ARCO”). From 1998 until July 2000, Mr. Tate served as the President of ARCO North Africa. He also was Director General of Joint Ventures at ARCO from 1996 to 1998. From 1994 to 1996, Mr. Tate served as ARCO's Vice President Operations & Engineering, where he led technical negotiations in field development. Prior to 1994, Mr. Tate's positions with ARCO included Director of Operations, ARCO British Ltd.; Vice President of Engineering, ARCO International; Senior Vice President Marketing and Operations, ARCO Indonesia; and for three years was Vice President and District Manager in Lafayette, Louisiana.

Albert L. Reese, Jr. has served as our Chief Financial Officer since March 1999 and, in a consulting capacity, as our director of finance from 1991 until March 1999. From 1986 to 1991, Mr. Reese was employed with the Harbert Corporation where he established a registered investment bank for the company to conduct project and corporate financings for energy, co-generation, and small power activities. From 1979 to 1986, Mr. Reese served as chief financial officer of Plumb Oil Company and its successor, Harbert Energy Corporation. Prior to 1979, Mr. Reese served in various capacities with Capital Bank in Houston, the independent accounting firm of Peat, Marwick & Mitchell, and as a partner in Arnold, Reese & Swenson, a Houston-based accounting firm specializing in energy clients.

Isabel M. Plume has served as our Chief Communications Officer since 2004 and Corporate Secretary since 2003. Ms. Plume currently serves on the board of directors of ATP Oil & Gas (UK) Limited and ATP Oil and Gas (Netherlands) B.V. From 1996 to 1998, she was employed by Oasis Pipe Line Company, a midstream transporter of natural gas, responsible for implementing accounting and reporting systems. From 1982 to 1995 Ms. Plume served in a financial reporting capacity for Dow Hydrocarbons & Resources, Inc. and the Dow Chemical Company.

Keith R. Godwin has served as our Chief Accounting Officer since April 2004. He served as Controller and Vice President from August 2000 to March 2004 and Controller from 1997 to July 2000. From 1995 to 1997, Mr. Godwin was the Corporate Accounting Manager with Champion Healthcare Corporation. From 1990 to 1995, Mr. Godwin was employed as an accountant with Coopers & Lybrand L.L.P. where he conducted audits primarily in the energy industry.

John E. Tschirhart joined us in November 1997 and has served as our General Counsel since March 1998. Mr. Tschirhart was named Senior Vice President International in July 2001 and served as Managing Director of ATP Oil & Gas (UK) Limited from May 2000 to May 2001. He has served on the board of directors of ATP Oil & Gas (UK) Limited and ATP Oil & Gas (Netherlands) B.V. since the formation of those corporations and currently serves as the Managing Director of ATP Oil & Gas (Netherlands) B.V. From 1993 to November 1997, Mr. Tschirhart worked as a partner at the law firm of Tschirhart and Daines, a partnership in Houston, Texas. From 1985 to 1993 Mr. Tschirhart was in private practice handling civil litigation matters including oil and gas and employment law. From 1979 to 1985, he was with Coastal Oil & Gas Corporation and from 1974 to 1979 he was with Shell Oil Company.

Arthur H. Dilly (BA with honors, MA) has served as a Director since 2001. From 1981 to 1998, Mr. Dilly served as Executive Secretary of the Board of Regents of the University of Texas System. He currently serves as Chairman Emeritus and Board member of Austin Geriatrics Center, Inc., a nonprofit corporation providing housing and support services for the low-income elderly. He has served as Vice Chairman of the Board of Directors of the Shivers Cancer Foundation, a nonprofit organization providing patient support services and education, since 1998. From 1978 to 1981, he was Executive Director for Development, The University of Texas System.

Lady Barbara Judge (BA, JD Cum Laude) has served as a Director since February 2009. She is currently the Chairman of the United Kingdom Atomic Energy Authority, a position she has held since 2004, and she is the former Chairman of the Audit Committee of that organization. Lady Judge served as a Commissioner of the U.S. Securities and Exchange Commission in Washington D.C. from 1980 to 1983. She was the youngest person ever appointed by the President and the second woman to hold the position. From 2004 to 2007, Lady Judge was the Deputy Chairman of the United Kingdom Financial Reporting Council in London. From 2002 through 2004, she was on the Board of Directors of the Energy Group of the United Kingdom’s Department of Trade and Industry in London. She received her B.A. from the University of Pennsylvania and her J.D. Cum Laude from New York University Law School. Prior to her appointment to the U.S. Securities and Exchange Commission, she was a lawyer for 10 years and became a partner at Kaye, Scholer, Fierman, Hays & Handler, Esqs. in New York City. In the mid-’80s she served as a Regional Director in Hong Kong at Samuel Montagu & Co. Ltd and was the first woman appointed as a board director of that London merchant bank.

Burt A. Adams (BS Civil Engineering, MBA) has served as a Director since 2006. Mr. Adams is the President and Chief Executive Officer of OGRS, LLC, an oilfield service company located in Morgan City, Louisiana. From December 2006 through February 2008, he was President and Chief Operating Officer of Allis-Chalmers Energy Inc., which in December 2006 acquired his previous employer, Oil & Gas Rental Services, Inc., a rental equipment supplier to the oil and gas industry, and he was Vice-Chairman of the Board of Allis-Chalmers from December 2006 through April 2008. He additionally serves as Past Chairman of the Offshore Energy Center, Ocean Star Museum, Galveston, Texas, on the Board and as Chairman of the Government Affairs Committee of the National Ocean Industries Association, Washington DC, and on the Board of Advisors of Tulane University School of Science and Engineering, New Orleans, Louisiana. Mr. Adams obtained a BS in Civil Engineering at Tulane University in 1983 and upon obtaining his Masters degree in Business Administration at Harvard University in 1988, Mr. Adams began working for Hydril Company in Houston, Texas. In 1996, he assumed the presidency of Oil & Gas Rental Services, Inc. He is an active member of the Society of Petroleum Engineers, American Petroleum Institute, and the American Association of Drilling Engineers.

George R. Edwards (JD) has served as a Director since 2006. From 1970 to 2004, Mr. Edwards was Of Counsel to the law firm of Kissner & Sandvig P.C. and he is Board Certified in Oil, Gas & Mineral Law. From 1975 to 1980, he served as Director of the Brazosport Bank of Texas; from 1963 to 1965, Mr. Edwards was a Director of the Texas Reserve Life Insurance Company. After completing his law degree at Baylor University he was a sole practitioner until 1968. Employed by Columbia Financial from 1968 to 1970, he was active in venture capital and real estate financing. He is licensed to practice before the U.S. upreme Court and U.S. Tax Court, is a past director of the College of the State Bar of Texas, served in the U.S. Air Force attaining the rank of Captain, and is a commercial multi-engine instrument-rated pilot.

Robert J. Karow (BS, JD) has served as a Director since 2006. He is the former President of IPE International, a South American pipeline engineering firm involved in the recapitalization of the petroleum industry in Bolivia and the design and construction management of the Cuiaba Pipeline (1998 to 2000). From 2001 to 2005 he was a Manager of Oleoducto de Crudos Pesados Ecuador, the company responsible for the construction and operation of a heavy oil pipeline extending from the Amazon Basin across the Andes Mountains to the Pacific coast of Ecuador. Prior to moving to Ecuador, Mr. Karow was Project Development Consultant for ENEL Power in South America, assisting in the development of gas transmission systems, and earlier evaluated port locations and facilities in the United States for LPG delivery. He was Corporate Counsel for Tenneco from 1980 to 1989 and Contract Specialist for ARAMCO Services Corporation from 1978 to 1980. Mr. Karow was a helicopter pilot in Vietnam, served for many years in the Marine Corps Reserves, and retired from the U.S. Marines in 2005 with the rank of Lieutenant Colonel.

Walter Wendlandt (BS—Mechanical Engineering, JD) has served as a Director since 2001. He was Director, Railroad Commission of Texas for a total of eighteen years during the period from 1961 to 1985. Mr. Wendlandt has been a sole practitioner of law since 1985. He served as a Trustee of the Augustana Annuity Trust from 1964 to 1992, a Director of the Georgetown Railroad from 1979 to 1982, and Director of Lamar Savings Association in 1989. He additionally has served as President, National Conference of State Transportation Specialists; Chairman, State Bar Committee on Public Utilities Law; and was a member for six years of the Technical Pipeline Safety Standards Committee of the U.S. Department of Transportation.