Roberto Hernández Ramírez Mexicana de Valores, S.A. de C.V. (Mexican Stock Exchange) - 1974 to 1979, Director - 1972 to 2003; Member of the International Advisory Committee of the Federal Reserve Bank of New York - 2002 to present; Chairman, Asociacion Mexicana de Bancos (Mexican Bankers Association) - 1993 to 1994; Member, Bolsa Mexicana de Valores, S.A. de C.V. - 1967 to 1986; Director of Citigroup since from 2001 to 2009; Other Directorships: GRUMA, S.A. de C.V. and Grupo Televisa, S.A.; Hernández Ramirez received a bachelor's degree in business administration from the Ibero-American University (1964), co-founded "Acciones y Valores de México (Accival)" in
Rancho Bolsa de Chamisal Santa Barbara area shortly thereafter to trap otter. In 1839, he married Maria Antonia Carrillo (1822–1843), (daughter of Carlos Antonio Carrillo). Burton served under John C. Frémont, and was the first American Mayor of Santa Barbara in 1850. In 1847, Burton bought Rancho Jesús María. With the cession of California to the United States following the Mexican-American War, the 1848 Treaty of Guadalupe Hidalgo provided that the land grants would be honored. As required by the Land Act of 1851, a claim for Rancho Bolsa de Chamisal was filed with the Public Land Commission in 1852, and the grant was