SOUTHERN PERU COPPER CORPORATION 50. MANAGEMENT Members of the Board of Directors as of Decem- ber 31, 2003 1.-  GERMÁN LARREA MOTA-VELASCO.  Chairman  of the Board since December 1999, Chief Executive  Officer from December 1999 to October 2004, and  Director of SPCC since November 1999. Chairman of  the Board of Directors, President and Chief Execu- tive Officer of Grupo Mexico (holding). Chairman of  the Board of Directors and Chief Executive Officer of  Grupo Minero Mexico (mining division) since 1994,  and of Grupo Ferroviario Mexicano (railroad divi- sion), since 1997. Chairman of the Board and Chief  Executive Officer of Empresarios Industriales de  Mexico (holding), since 1992. Previously Executive  Vice Chairman of Grupo Mexico and member of the  Board of Directors since 1981. Chairman and Chief  Executive Officer of ASARCO Incorporated from No- vember 1999 to August 2003, and its President from  November 1999 to January 2000. 2.-  EMILIO CARRILLO GAMBOA.  Director of SPCC  since May 30, 2003. A prominent lawyer in Mexico,  he has been a partner of the law firm Bufete Carrillo  Gamboa, S. C., specializing in corporate, financial,  commercial, and public utility issues, for the last five  years. Mr. Carrillo Gamboa has extensive business  experience and has served or currently serves on  the boards of many prestigious Mexican businesses  and charitable organizations. He is Chairman of the  Board of Cementos Apasco, S.A. de C.V. (cement  company). In 1957 and 1958, he worked for the  Internal Revenue Service of the Ministry of Finance  and Public Credit of Mexico. On August 15, 1960, he  entered Teléfonos de Mexico as Head of the Financial  Studies Department, was appointed Secretary of the  Board of Directors in February 1962, Executive Vice  President in February 1967, and President on June  30, 1975, a position he held until his retirement on  June 30, 1987. From July 1987 to February 1989  he was Mexico’s Ambassador to Canada. Mr. Car- rillo is a director of the following companies: Grupo  Modelo, S.A. de C.V. (beer brewing), Kimberly-Clark  de México, S.A. de C.V. (consumer products), San  Luis Corporación, S.A. de C.V. (automotive parts),  Empresas ICA Sociedad Controladora, S.A. de C.V.  (construction), Grupo México, S.A. de C.V., and the  Mexico Fund, Inc. (NYSE – mxf), a nondiversified  closed-end management investment company. He is  member of the Valuation, Contract Review and Ap- pointment and Corporate Governance Committees  of the Mexico Fund. Mr. Carrillo is also a member  of the Audit Committee of SPCC and the following  companies: Empresas ICA Sociedad Controladora,  S.A. de C.V. since 2001, Cementos Holcim-Apasco,  S.A. de C.V. since 2002, Grupo Modelo, S.A. de C.V.  since 2002, Kimberly-Clark de México, S.A. de C.V.  since 2002, San Luis Corporacion, S.A. de C.V. since  2002, The Mexico Fund, Inc. since 2002, and Grupo  Mexico, S.A. de C.V. since 2003. Of these compa- nies, only two are public companies: The Mexico  Fund Inc., and Empresas ICA Sociedad Controladora,  S.A. de C.V. Mr. Carrillo Gamboa has a law degree  from the Autonomous National University of Mexico,  attended a continuous legal education program at  Georgetown University Law School, and practiced at  the World Bank. 3. JAIME FERNANDO COLLAZO GONZÁLEZ. Director, Vice-President, Finance and Chief Financial  Officer of SPCC since April 28, 2004. Managing  Director of Grupo Mexico, S.A. de C.V. since March  2004. Managing partner of Administration and Busi- ness Consulting, S.C. (a business consulting firm)  from 1999 to 2003. Previously, he held several posi- tions with IBM de Mexico, S.A., the last one being  Vice-President and Chief Financial Officer, prior to  his retirement in 1998. He holds a Bachelor’s degree  in Administration from Universidad Tecnológica de  México and a Master’s degree in Business Adminis- 8.-  ARMANDO ORTEGA. Director of SPCC since  August 2002. Legal Vice-President and Secretary  of SPCC since April 25, 2002, has been General  Counselor since October 2003. Previously, he was  Assistant Secretary of the Company from July 25,  2001 to April 25, 2002, and Assistant Secretary of  Asarco Incorporated until August 2003. General  Counselor of Grupo Mexico since May 2001, and,  previously, its Assistant Secretary. He headed the  International Trade Practices Unit of the Ministry of  Economy of Mexico with the rank of Deputy Vice- Minister from 1997 to May 2001, and was negotia- tor for international matters for said Ministry from  1998 to May 2001. 6.-  HAROLD HANDELSMAN.  Director of SPCC since  August 2002. Executive Vice-President and General  Counselor of The Pritzker Organization LLC, a private  investment firm, since 1998. Mr. Handelsman has  also been a Senior Executive Officer of the Hyatt Cor- poration since 1978, currently serving as Senior Vice-  President, Secretary and General Counselor, and is  Director of First Health Group Corp. (a managed care  organization) and a number of private corporations.  He received a B.A. degree from Amherst College in  1968 and a J.D. degree from Columbia University in  1973. 4.-  XAVIER GARCÍA DE QUEVEDO TOPETE. Director of SPCC since November 1999. President  of Minera México, S.A. de C.V. since September 1,  2001, Managing Director of Grupo Ferroviario Mexi- cano, S.A. de C.V. and Ferrocarril Mexicano, S.A. de  C.V. from December 1997 to December 1999. Direc- tor General of Exploration and Development at Gru- po Mexico, SA. de C.V. from 1994 to 1997, Alternate  Director of Grupo México from 1998 to April 2002,  Director of Grupo México since April 2002, Director  of ASARCO Incorporated from November 1999 to  August 2003 and its President from January 2000 to  September 1, 2001.  5.-  OSCAR GONZÁLEZ ROCHA.  Chief Executive Of- ficer of SPCC since October 2004 and its President  since December 1999. He has also been Director of  SPCC since November 1999. Previously, he was Gen- eral Director and Chief Operating Officer of SPCC  from December 1999 to October 20, 2004, Manag- ing Director for Mexicana de Cobre, S.A. de C.V.  from 1986 to 1999, and for Mexicana de Cananea,  S.A. de C.V. from 1990 to 1999. Alternate Director  of Grupo Mexico from 1988 until April 2002 and  9.-  LUIS MIGUEL PALOMINO BONILLA. Director  of SPCC since March 19, 2004. Principal and senior  consultant of Proconsulta International, Maryland (a  financial consulting firm) since 2003. Previously he  was First Vice-President and Chief Economist, Latin  America for Merrill Lynch Pierce Fenner & Smith,  New York (investment banking) from 2000 to 2002.  Chief Executive Officer, Senior Country and Equity  Analyst at Merrill Lynch, Peru (investment banking)  SOUTHERN PERU COPPER CORPORATION 51. ASARCO Incorporated from November 1999 to Sep- tember 2001. Director of Grupo Mexico since May 2002. Director  of ASARCO Incorporated from November 1999 to  August 2003. tration from the Instituto Tecnológico y de Estudios  Superiores de Monterrey. 7.-  GENARO LARREA MOTA-VELASCO. Com- mercial Vice-President of SPCC from December 1999  until April 2002, and Director since November 1999.  Commercial Managing Director of Grupo Mexico  from 1994 to August 30, 2001, and Director from  1994 to date. He was Director of ASARCO Incorpo- rated from November 1999 to August 2003, and  President of ASARCO Incorporated from September  1, 2001 until October 2003. Previously he was Direc- tor, Vice-President and Chief Commercial Officer of 