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 las Escorpinas the inland side of Elkhorn Slough. Salvador Maria Espinoza (1796–) married Maria Josefa Lugarda Castro (1796–1848) in 1814. Espinosa served in a number of public offices in Monterey including alcade and regidor. He was mayordomo (administrator) at Mission Soledad in 1836-1839. He received the two square league Rancho Bolsa de las Escorpinas in 1837. Salvador's brother, José Trinidad Espinoza, was grantee of neighboring Rancho Los Gatos or Santa Rita. Salvador's son, Jose Carlos Cayetano Espinosa, was the grantee of Rancho Posa de los Ositos. With the cession of California to the United States following the Mexican-American War, the 1848 Treaty