Dr. Jose Luis Guerrero Alvarez

Dr. Jose Luis Guerrero Alvarez has been a member of our Board of Directors since 1990, and was our Chief Executive Officer and Executive Vice President from January 2007 to June 2012. Dr. Guerrero was previously our Chief Financial Officer and Executive Vice President. Between 1972 and 1979, he held positions as Planning Director of Combinado Industrial Sahagun, Technical Director at Roca Fosforica Mexicana, and Technical Planning and Development Submanager at the Lazaro Cardenas Las Truchas steel plant. He also worked at Wichman Wimet, Conventry (United Kingdom), Fabricas Automex and Industria del Hierro. Dr. Guerrero holds an degree in mechanical and electrical engineering from the Universidad Nacional Autónoma de México, or UNAM, a diploma D'Ingenieur from the Institut Superieur des Materiaux et de la Construction Mechanique of Paris, France, an M.S. and a Ph.D. in Engineering from the University of Illinois at Urbana-Champaign, and has attended various executive courses at Harvard University, Stanford University, the University of Pennsylvania, the Instituto Tecnológico Autónomo de México, or ITAM, and the Instituto Panamericano de Alta Dirección de Empresa, or IPADE. Dr. Guerrero has been a professor in Materials Science in the Engineering School of UNAM and a professor of Finance at IPADE. In addition to being a member of our Board of Directors, Dr. Guerrero is also the Chairman of the Board of GACN, an independent member of the Board of Directors of the Mexican Stock Exchange, as well as the Chairman of its Supervisory Committee, and a member of the board of directors of Enova Endevour. He is also a former member of the board of directors of Banco Nacional de México.