GRUMA, S.A.B. de C.V., is one of the world's leading tortilla and corn flour producers.GRUMA was founded in 1949 and is engaged primarily in the production of corn flour and tortillas. With leading brands in most of its markets, GRUMA has operations in the United States, Mexico, Central America, Europe, Asia, and Oceania.GRUMA is headquartered in San Pedro Garza García, Mexico, and has ...