Gruma, S.A.B. de C.V., known as Gruma, is a Mexican multinational corn flour and tortilla manufacturing company headquartered in San Pedro, near Monterrey, Nuevo León, Mexico. It is the largest corn flour and tortilla manufacturer in the world. Its brand names include Mission Foods, Maseca, and Guerrero.
Gruma reported revenues of US$3.8 billion for 2014. From Wikipedia
