Architect by profession. August 1996, President, and currently Chairman, Graña y Montero; Chairman of the Board, subsidiaries GyM, GMP and GMD. Former Member of the Board: Telefonica del Peru; Embotelladora Latinoamericana; Edegel; Refinería La Pampilla (RELAPASA). Member of the Board: Empresa Editora El Comercio; Mexichem Amanco Holding of Mexico.