Kellogg's is the world's largest manufacturer of ready to eat cereals with plants strategically located here and abroad. Thus the saying, "Wherever you find people you will find Kellogg's." Manchester, England; Omaha, Nebraska; Sydney, Australia; London, Ontario, Canada; Queretaro, Mexico; Springs, So. Africa; San Leandro, Cal.; Battle Creek, Michigan. Original Kellogg Plant, 1906.