Exterran Holdings Inc.

Stephen A. Snider is Chief Executive Officer and is a member of the board of directors. He also previously served as President. Mr. Snider held the positions of President, Chief Executive Officer and director of Universal beginning with the acquistion of Tidewater Compression Services, Inc. in 1998, and was appointed as Chairman of Universal Compressor Holdings, Inc. ("Universal") board of directors in 2006. He has over 26 years of experience in senior management of operating companies. Mr. Snider also serves on the board of directors of Energen Corporation (a diversified energy company focusing on natural gas distribution and oil and gas exploration and production) and the Memorial Hermann Hospital System, and as CEO and director of Exterran GP LLC, the managing general partner of Exterran Partners LLP (a master limited partnership that is 51% owned by Exterran). Mr. Snider serves as an officer and director of certain other Exterran majority-owned subsidiaries.

Ernie L. Danner is President and Chief Operating Officer and is a member of the board of directors. He has served as a director since the acquisition of Tidewater Compression Service, Inc. in 1998. Mr. Danner served in various positions of increasing responsibility at Universal from 1998 until 2007, including Executive Vice President from 1998 to 2007 and Chief Operating Office from 2006 to 2007. Prior to joining Universal, he served as Chief Financial Officer and Senior Vice President of MidCon Corp. (an interstate pipeline company and a wholly-owned subsidiary of Occidental Petroleum Corporation). Mr. Danner also serves as President, Chief Operating Officer and director of Exterran GP LLC. Additionally, Mr. Danner is a director of Copano Energy, LLC (a natural gas gathering and processing company) and Anchor Drilling Fluids, Inc. (a privately held company providing drilling fluid services to exploration and production companies). He serves as a member of the Board of Trustrees of the John Cooper School in the Woodlands, Texas, and as an officer and director of certain majority-owned subsidiaries of Exterran.

J. Michael Anderson is Senior Vice President, Chief Financial Officer and Chief of Staff. He also serves as Senior Vice President and director of Exterran GP LLC. Mr. Anderson was Senior Vice President and Chief Financial Officer of Universal, a position he held from 2003 to 2007. Mr. Anderson held various positions with Azurix Corp. (a water and wastewater utility and services company), including as Chief Financial Officer and later as Chairman and Chief Executive Officer. Previously he spent ten years in the Global Investment Banking Group of J.P. Morgan Chase & Co., where he specialized in merger and acquisitions advisory services. Mr. Anderson also serves as an officer and director of certain Exterran majority-owned subsidiaries.

Norman A. Norrie Mckay was appointed Senior Vice President Eastern Hemisphere in July 2006, having served as Vice President Eastern Hemisphere since May 2005. From 1981 to May 2005, Mr. Mckay served in a variety of engineering and management positions of increasing responsibility with Schlumberger Ltd. and its affiliates. During his career, Mr. Mckay has been based in Houston as well as a number of international locations, including Bolivia, Italy, Libya, France, Mexico, Venezuela, United Kingdom and Dubai. Immediately prior to joining Hanover, Mr. Mckay held the position of Global Account Director of Schlumberger Oilfield Services, based in Milan, Italy.

Anita H. Colglazier was appointed Vice President Controller in March 2005. Ms. Colglazier joined Hanover in 2002 and served as Director, Financial Reporting and Policy until her appointment as Controller. Prior to joining Hanover, Ms. Colglazier held various management and accounting positions during her 18 years with Union Pacific Resources Company ( UPRC ), including Assistant Controller. Anadarko Petroleum acquired UPRC in July 2000. After the acquisition through her departure in 2002, Ms. Colglazier worked as an accounting manager supporting the transition and integration of UPRC into Anadarko. Prior to joining UPRC, Ms. Colglazier was an auditor with Deloitte, Haskins & Sells.

Stephen P. York was appointed Vice President Investor Relations and Technology in March 2005. Mr. York joined Hanover in April 2002 and served as Vice President Controller until his current appointment. Prior to joining Hanover, Mr. York served as Director, Payroll Production of Exult, Inc., in Charlotte, NC. From 1981 to 2000, Mr. York held various management positions of increasing responsibility with Bank of America Corporation, including Vice President Audit Director and Senior Vice President Personnel Operations, Controller/Mortgage Accounting, and Corporate Accounts Payable/Fixed Assets. Steven W. Muck was appointed Vice President Global Human Resources and Health, Safety and Environment in July 2006, having served as Vice President Latin America since May 2005. Mr. Muck joined Hanover in 2000 as Vice President International Operations. From 1997 to 2000, Mr. Muck served as Vice President of Worldwide Operations of Dresser-Rand Compressor Services. In addition, Mr. Muck held positions in sales, marketing and operations with Dresser-Rand and its predecessor, Ingersoll Rand, from 1975 to 1997.

Stephen R. Gill has served as Vice President of Worldwide Marketing and Sales for Hanover since 2003 and led development of Hanover's international division from 1995-2003. Prior to joining Hanover, Mr. Gill served as a Sales Engineer for Dresser Rand Compression Services. He has more than 20 years of experience in the oil and gas industry.

Steven W. Muck is Senior Vice President, Global Human Resources. Mr. Muck served as Vice President, Global Human Resources and Health, Safety, and Environment of Hanover Compressor Company ("Hanover") from 2006 to 2007, having served as Vice President, Latin America since 2005. Mr. Muck joined Hanover in 2000 as Vice President, International Operations. From 1997 to 2000, Mr. Muck served as Vice President of Worldwide Operations of Dresser-Rand Compressor Services (a provider of equipment to the oil, gas, and chemical industries). In addition, Mr. Muck held positions in sales, marketing and operations with Dresser-Rand and its predecessor, Ingersoll Rand, from 1975 to 1997. Mr. Muck also serves as an officer of certain Exterran majority-owned subsidiaries.

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Margaret K. Dorman, 43, has served as a director of the Company since February 2004. Ms. Dorman is Senior Vice President, Chief Financial Officer and Treasurer of Smith International, Inc., a position she has held since 1999. Ms. Dorman joined Smith International, Inc. in 1995 as the Director of Financial Planning and Reporting and, in 1998, was named Vice President, Controller and Assistant Treasurer.

Mr. Kamin has been a director of Seitel since March 2006. Mr. Kamin is a founding member and Managing Partner of ValueAct Capital. Prior to founding ValueAct Capital in 2000, Mr. Kamin founded and managed Peak Investment L.P (“Peak”) for eight years. Peak was a limited partnership, organized to make investments in a select number of domestic public companies. Mr. Kamin is also a director of Adesa, Inc., Sirva, Inc. and Hanover Compressor.

Robert R. Furgason, 71, has served as a director of the Company since May 1995. In January 2005, Dr. Furgason assumed the role of Executive Director of the Harte Research Institute for Gulf of Mexico Studies at Texas A&M University Corpus Christi after having served as the President of Texas A&M University Corpus Christi since 1990. He was Vice Chancellor of Academic Affairs and Professor of Chemical Engineering at the University of Nebraska from 1984 to 1990 and previously held a series of faculty and administrative positions at various universities and has held positions with B.F. Goodrich Chemical Co., Escuela Politecnica Nacional Universidad, Quito, Ecuador, Martin-Marietta (Lockhead-Martin) and Phillips Petroleum. Dr. Furgason is the former President of the Accreditation Board for Engineering and Technology Board of Directors, serves on a number of other accreditation, policy and civic boards, and is a trustee of the Driscoll Hospital Foundation.

Mr. Collins has been an independent oil and gas producer since 2000. Mr. Collins previously served as President of Collins & Ware Inc. from 1988 to 2000, when its assets were sold to Apache Corporation. From 1982 to 1988, Mr. Collins was President of Enron Oil and Gas Company, and its predecessors, HNG Oil Company and HNG Internorth Exploration Co. From 1969 to 1982, Mr. Collins served as Executive Vice President of American Quaser Petroleum Company. Mr. Collins is a Director and serves on the Finance Committee of Hanover Compression Company, and is a Director and the Chairman of the Governance Committee of Encore Acquisition Company. Mr. Collins has served as a Director of our General Partner since August 2004.