 He entered the Billionaire's club not with the tortilla business, however, but through the Banorte financial group of which, since 1992 he has been the main shareholder, and the only Mexican bank to remains in Mexican ownership after the economic crisis of 1995.Its equity stake in Banorte, the third largest bank in Mexico, returned Gonzalez Barrera to 2011's Forbes list of billionaires, and that fact changed the nature of his wealth.Some health and family problems threaten Maseca (where 23% of the stock is owned by U.S. conglomerate Archer Daniels Midland).