McDonald's and Domino's Pizza are two leading fast food chains discussed in the document. McDonald's was founded in 1954 and has over 30,000 restaurants globally serving nearly 50 million customers per day. It has a business model involving franchisees, suppliers, and company employees. Domino's Pizza was founded in 1960 and is the largest pizza chain in the US with nearly 9,000 stores globally. It has experienced rapid growth since the 1960s and now sells over one million pizzas daily worldwide. Both companies emphasize values like quality, service, and customer satisfaction.