Complaint Department Numbers and Emails

Gruma Customer Service Complaints Department

Complaint Department Numbers and Emails


About Gruma

Founded in 1949 by Roberto González Barrera, Gruma is a Mexican multinational corn flour and tortilla manufacturing company that has become one of the world’s leading producers. It was Mr. Gonzalez who developed the first industrial-scale production of masa harina (corn flour) for making tortillas, which now allows Gruma to produce over 1 million tons annually from its 28 plants located around the globe. The company also owns several well known brands such as Maseca®, Mission® Tortillas and Guerrero® among others.

What is Gruma's phone and customer care email?

You can call Gruma’s customer service phone number at (800) 627-3221 and you can email their corporate office at

What is Gruma's corporate address?

Gruma’s corporate address is GRUMA, S.A.B. de C.V , Calzada del Valle número 407 Ote., Colonia Del Valle, San Pedro , Garza Garcia,, Nuevo Leon, 66220, Mexico.

What's the best time to contact them?

If you wish to contact Gruma, it is best to do so during their regular business hours of Monday through Friday from 8am-5pm Central Time.

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