Kellanova, formerly known as the Kellogg Company and commonly known as Kellogg's, is an American multinational food manufacturing company headquartered in Chicago, Illinois, US. Kellanova produces and markets convenience foods and snack foods, including crackers and toaster pastries, cereal, and markets their products by several well-known brands including the Kellogg's brand itself, Rice Krispies Treats, Pringles, Eggo, and Cheez-It. Outside North America, Kellanova markets cereals such as Corn Flakes, Rice Krispies, Frosties and Coco Pops. Kellogg's products are manufactured and marketed in over 180 countries. Kellanova's largest factory is at Trafford Park in Greater Manchester, United Kingdom, which is also the location of its UK headquarters. Other corporate office locations outside of Chicago include Battle Creek, Dublin, Shanghai, and Querétaro City, Mexico. Kellogg's held a Royal Warrant from Queen Elizabeth II until her death in 2022. Wikipedia