Kraft Foods Group is a publicly owned company, which means that it is owned by its shareholders. It is not owned by any other company. As of 2014, Warren Buffet is the largest individual shareholder in Kraft Foods Group.
Kraft Foods split into two companies in 2012, according to Forbes. Kraft Goods Group maintains the former company's grocery brands, including Kraft Macaroni and Cheese, the Planters nuts products, Philadelphia cream cheese products, Velveeta cheese, Oscar Meyer meats and Jell-O products, including many others. The desserts and snacks side of the business was siphoned off into the Mondelez International company, which handles Oreo and other cookies, Trident gum, and Cadbury chocolates; Kraft bought the Cadbury company in 2010.