EFH Board of Directors

Donald L. Evans, Non-Executive Chairman: A native of Houston, Evans began his career as a roughneck, working on drilling rigs for Tom Brown, Inc., in the oil and gas fields of West Texas. Ten years later, he became CEO of this publicly owned energy company, a position he held until he was appointed U.S. secretary of commerce by President George W. Bush in 2001. Evans served in this role for four years, during which he was a strong advocate for the free enterprise system, free and fair trade, and responsible corporate stewardship.

Arcilia Acosta: Arcilia Acosta is the President and CEO of CARCON Industries & Construction, specializing in commercial, institutional and transportation construction. Ms. Acosta is also the President of STL Engineers. Ms. Acosta currently serves as Chair of the Texas Association of Mexican American Chambers of Commerce, is on the State Board of the Foundation for the Education of Young Women, is past Chair of the Greater Dallas Hispanic Chamber of Commerce and serves on the Boards of the Dallas Foundation and the Board of Advisors for Compass Bank. Ms. Acosta is a graduate of Texas Tech University and the Harvard Business School Corporate Governance Program.

David Bonderman: David Bonderman serves on the Boards of the following public companies: Burger King Holdings, Inc.; CoStar Group, Inc.; Gemalto N.V.; and Ryanair Holdings, plc, of which he is Chairman. He also serves on the Boards of The Wilderness Society, the Grand Canyon Trust, the World Wildlife Fund, The University of Washington Foundation and the American Himalayan Foundation.

Frederick M. Goltz: Frederick M. Goltz has been with Kohlberg Kravis Roberts & Co. for 10 years. He is a head of KKR's Energy and Natural Resources industry team and leads KKR's efforts in the natural resources sector. He is also a director of Accuride. Goltz received B.A. and B.S. degrees magna cum laude from the University of Pennsylvania and an M.B.A. degree from INSEAD, Fontainebleau, France.

James R. Huffines: James R. Huffines is chairman of the University of Texas System board of regents, on which he has served since 2003. He also serves as chairman of Central and South Texas and PlainsCapital Bank in Austin, as senior executive vice president of PlainsCapital Corporation, and as director of Hester Capital Mgmt., PlainsCapital Bank, and PlainsCapital Corp. He previously held senior management positions at Hester Capital Management, L.L.C., and Morgan Keegan & Co. Chairman Huffines also served on the board of UTIMCO (University of Texas Investment Management Company). In addition, he has served as an officer or board member for a number of civic and philanthropic organizations. He earned a B.B.A. degree in finance from the University of Texas at Austin in 1973 and attended Southwestern Graduate School of Banking at Southern Methodist University.

Scott Lebovitz: Scott Lebovitz is Managing Director of Goldman, Sachs & Co. in its principal investment area. He joined Goldman Sachs as a financial analyst in 1997. He was promoted to vice president in 2003. Lebovitz serves on the boards of Coffeyville Acquisition LLC and Village Voice Media, LLC. He received a B.S. degree from the University of Virginia.

Jeffrey Liaw: Jeffrey Liaw is active in TPG's energy and industrial investing practice areas. Before joining TPG, he worked for Bain Capital in its industrials practice. Liaw is a graduate of the University of Texas at Austin and received his M.B.A. degree from Harvard Business School.

Marc S. Lipschultz: Marc S. Lipschultz is a Member of Kohlberg Kravis Roberts & Co where he is a head of KKR's Energy and Natural Resources group and leads the Firm's efforts in the power sector. Marc also serves on the boards of the American Enterprise Institute, Bard College, the Center for Curatorial Studies, Common Good and the Private Equity Council. He received an A.B. from Stanford University and an M.B.A. from Harvard Business School.

Michael MacDougall: Michael MacDougall is a partner of TPG. Prior to joining TPG in 2002, MacDougall was a vice president in the principal investment area of the merchant banking division of Goldman Sachs, where he focused on private equity and mezzanine investments. He was also an assistant brand manager in the paper division of Procter & Gamble. He received his B.B.A. degree with highest honors from the University of Texas at Austin and an M.B.A. degree with distinction from Harvard Business School. MacDougall also serves on the board of directors of Aleris International, Altivity Packaging LLC and Kraton Polymers LLC. In addition, MacDougall serves on the board of The Opportunity Network, a charitable organization that creates access for top-performing New York City public school students to influential networks, career opportunities and competitive colleges, and is the co-chair of The Dwight School's Annual Fund.

Lyndon Olson: Lyndon L. Olson has been a senior advisor with Citigroup Inc. since 2002, after serving as United States ambassador to Sweden from 1998 to 2001. He was previously affiliated with Citigroup from 1988 to 1998, as president and CEO of Travelers Insurance Holdings. Before joining Citigroup, he served as president of the National Group Corporation and as president and CEO of its National Group Insurance Company. Ambassador Olson is also a former chairman and a member of the Texas State Board of Insurance, former president of the National Association of Insurance Commissioners and a former member of the Texas House of Representatives. Ambassador Olson also serves as chairman of the board of the Texas Scottish Rite Hospital in Dallas and is a member of the Baylor College of Medicine board of trustees. In addition, he is a member of the Lyndon Baines Johnson Foundation in Austin. Ambassador Olson is a graduate of Baylor University and attended Baylor Law School.

Kenneth Pontarelli: Kenneth Pontrarelli is a managing director of Goldman, Sachs & Co. in its principal investment area. He joined Goldman Sachs as a financial analyst in 1992. Subsequently, he worked for Bain & Company, Inc., before rejoining Goldman Sachs's energy and power group as an associate in 1997. He transferred to the principal investment area in 1999 and was promoted to managing director in 2004 and to partner in 2006. Pontarelli serves on the boards of Coffeyville Acquisition LLC, Cobalt International Energy, L.P., Knight Inc. (formerly known as Kinder Morgan, Inc.) and NextMedia Investors, LLC. He received a B.S. degree from Syracuse University and an M.B.A. degree from Harvard University.

William K. Reilly: William K. Reilly is a senior advisor to TPG and a founding partner of Aqua International Partners, an investment group that invests in companies that serve the water and renewable energy sectors. He previously served as the seventh administrator of the U.S. Environmental Protection Agency. He is a director of DuPont, Eden Springs, Ltd. of Israel, ConocoPhillips and Royal Caribbean International. Before serving as EPA administrator, he was president of World Wildlife Fund and of The Conservation Foundation. He previously served as executive director of the Rockefeller Task Force on Land Use and Urban Growth, a senior staff member of the President's Council on Environmental Quality and associate director of the Urban Policy Center and the National Urban Coalition. Reilly has written and lectured extensively on environmental issues and is co-chairman of the National Commission on Energy Policy. He served in the U.S. Army to the rank of captain. He also has served as an officer or board member for a number of civic and philanthropic organizations. An alumnus of Yale University, Reilly holds a law degree from Harvard University and an M.A. degree in urban planning from Columbia University.

Jonathan D. Smidt: Jonathan D. Smidt has been with Kohlberg Kravis Roberts & Co. since 2000. He is a member of both the energy and natural resources and the consumer products industry teams. Currently, he is a director of Laureate Education Inc. He holds a B.B.S. degree and a Postgraduate Diploma in accounting from the University of Cape Town (South Africa).

William Young: William Young is co-head of the Goldman Sachs infrastructure investment group. Young joined Goldman Sachs in 2001 as a managing director and co-head of the European structured and principal finance group. In 2002, Young was promoted to a partner in the financing group, which includes all debt, derivative and equity capital markets activities for the firm. Young became co-head of the corporate and acquisition finance group, which included the structured and leveraged finance businesses. Prior to joining Goldman Sachs, Young was with Citibank for 16 years, working in the leveraged finance and work-out group and most recently running its European securitization group. Young received a B.S. degree from Purdue University in 1987.

Kneeland Youngblood: Kneeland Youngblood is a founding partner of Pharos Capital Group, a private-equity firm that focuses on providing growth and expansion capital to businesses in technology, business services and health-care services. Youngblood is chairman of the American Beacon Funds, a mutual fund company, managed by American Beacon Advisors, an investment affiliate of AMR Corp. He is also a director of Starwood Hotels and Lodging, Gap Inc. and the Burger King Corporation. He is a former director of the U.S. Enrichment Corporation, a global energy services company privatized in 1998. Youngblood served as a presidential appointee with Senate confirmation in his role on the board. He is a member of the Council on Foreign Relations and graduated from Princeton University with an undergraduate degree and earned an M.D. degree from the University of Texas, Southwestern Medical School.