Kellanova engages in the manufacturing, marketing, and distribution of ready-to-eat cereal and convenience foods. It operates through the following segments: North America, Europe, Latin America, Asia Middle East Africa, and Corporate. The North America segment includes the U.S. businesses and Canada. The Europe segment consists of European countries. The Latin America segment focuses on Central and South America, and Mexico. The Asia Middle East Africa segment is involved in Africa, Middle East, Australia, and Other Asian and Pacific markets. The company was founded by Will Keith Kellogg in 1906 and is headquartered in Chicago, IL.

Post Holdings, Inc. is a consumer-packaged goods holding company, which engages in the operation of center-of-the-store, refrigerated, foodservice, food ingredient, active nutrition, and private brand food categories. It operates through the following segments: Post Consumer Brands, Weetabix, Foodservice, and Refrigerated Retail. The Post Consumer Brands segment manufactures, markets, and sells branded and private label ready-to-eat (RTE) cereal and hot cereal products. The Weetabix segment focuses on the marketing and distribution of branded and private label RTE cereal products. The Foodservice segment includes egg and potato products. The Refrigerated Retail segment involves the production and distribution of egg products, sausage, side dishes, cheese, and other refrigerated products to retail and foodservice customers. The company was founded by Charles William Post in 1895 and is headquartered in St. Louis, MO.