Post Holdings, Inc. manufactures, markets, and sells branded and private label ready-to-eat cereal products primarily in the United States, Puerto Rico, Canada, Mexico, and the Caribbean. It operates in four segments: Post Consumer Brands, Michael Foods Group, Active Nutrition, and Private Brands. The company also produces and/or distributes egg products, refrigerated potato products, cheese, and other dairy case products, as well as pasta products. In addition, it markets and distributes protein beverages, bars, powders, and gels, as well as ready-to-drink beverages and other liquid-based solutions. Further, the company manufactures and distributes organic and conventional private label peanut butter and other nut butters, baking nuts, raisins and other dried fruits, and trail mixes; and granola, cereals, and snacks, as well as provides peanut blanching, granulation, and roasting services to peanut industry. It markets its products under the Post, Honey Bunches of Oats, Post Selects, Great Grains, Spoon Size Shredded Wheat, Oh's, Grape-Nuts, Honeycomb Frosted Mini Spooners, Golden Puffs, Cinnamon Toasters, Fruity Dyno-Bites, Cocoa Dyno-Bites, Berry Colossal Crunch, Malt-O-Meal, Papetti’s, All Whites, Better’n Eggs, Easy Eggs, Table Ready, Abbotsford Farms, Simply Potatoes, Crystal Farms, Premier Protein, Joint Juice, Dymatize, Supreme Protein, PowerBar, Attune, Uncle Sam, Erewhon, Peace Cereal, Sweet Home Farm, and Pebbles brands. The company sells its products to grocery, mass merchandise, supercenters, club store, and drug store customers; foodservice distributors, national restaurant chains, retail grocery stores, and food processors; convenient stores and supplement stores; and foodservice and food ingredient customers, as well as military, Internet, and foodservice channels through internal sales staff, broker organizations, and direct sales forces, as well as through broker networks. The company was founded in 1895 and is headquartered in St. Louis, Missouri.