WK Kellogg Co operates as a food company in the United States, Canada, and the Caribbean. It offers ready-to-eat cereal products primarily under the Frosted Flakes, Special K, Froot Loops, Raisin Bran, Frosted Mini-Wheats, and Kashi brands. The company was formerly known as North America Cereal Co. and changed its name to WK Kellogg Co in March 2023.