GRUMA began operation with one corn flour plant: Molinos Azteca S.A. de C.V. in Cerralvo, Nuevo Léon.

A new corn flour plant in Acaponeta, Nayarit joins the team.

At the request of the Costa Rican government, GRUMA enters the corn flour market of that country.

GRUMA installs a plant in Canoga Park, California, entering the tortilla market in the United States.

TECNOMAIZ begins production of its TORTEC machinery for the tortilla industry.

The first corn flour mill in the United States is installed in Edinburg, Texas.

Operations initiated in Honduras.

Initial public offering of Gimsa stock on the Mexican Stock Exchange.

GRUMA acquires 10% of Banorte Financial Group.

Operations in El Salvador, Guatemala and Venezuela begin.

Initial public offering of GRUMA stock on the Mexican Stock Exchange.
The company begins corn and wheat tortilla production and distribution in Mexico..

In association with ADM, GRUMA acquires two corn flour mills in the USA and two wheat mills in Mexico.
GRUMA opens the largest hearts of palm packaging plant in Latin America in Guápiles, Costa Rica.

GRUMA opens its first offices in London, England.

GRUMA acquires 2 wheat flour companies in Mexico: the Salcido Group and La Asunción. GRUMA expands its operations in Venezuela by acquiring Molinos Nacionales (MONACA), the second largest corn and flour producer in that country.

GRUMA´s first tortilla plant in Europe begins operations in Coventry, England.