56. SOUTHERN PERU COPPER CORPORATION MEMBERS OF THE BOARD OF DIRECTORS EXECUTIVE OFFICERS ADMINISTRATION OF THE BRANCH Germán Larrea Mota-Velasco  Emilio Carrillo Gamboa  Jaime Fernando Collazo González Xavier García de Quevedo Topete Oscar González Rocha Harold Handelsman Genaro Larrea Mota-Velasco Armando Ortega G.  Luis Miguel Palomino Bonilla  Gilberto Perezalonso Cifuentes  Juan Rebolledo Gout  Carlos Ruiz Sacristán Emilio Carrillo Gamboa, Presidente del Comité Luis Miguel Palomino Bonilla, and Gilberto Perezalonso Cifuentes AUDIT COMMITTEE GERMÁN LARREA MOTA-VELASCO Chairman of the Board  OSCAR GONZÁLEZ ROCHA President and Chief Executive Officer  JOSÉ N. CHIRINOS  Director of Comptroller, Finance and Administration  OSCAR GONZÁLEZ ROCHA  President and Chief Executive Officer JOSÉ N. CHIRINOS FANO Treasurer and Assistant Comptroller ARMANDO ORTEGA Vice-President, Legal, General Counsel and Secretary  VIDAL MUHECH Vice-President, Projects REMIGIO MARTÍNEZ  Vice-President, Exploration MARIO VINAGERAS Vice-President, Commercial JAIME FERNANDO COLLAZO GONZÁLEZ Vice-President, Finance and  Chief Financial Officer JOSÉ I. DE LOS HEROS Commercial Director  LUIS E. ECHEVARRIA  Legal Manager (a.i. Legal Director)  ALBERTO J. GILES Human Resources Director MANUEL A. PLENGE Logistics Director  ELSIARIO ANTÚNEZ DE MAYOLO Director of Cuajone Operations EZIO BUSELLI  Director of Environmental Services EDGARD CORRALES Exploration Director  FERNANDO MEJÍA Director of Toquepala Operations WILLIAM E. TORRES Director of Ilo Operations