McDonald's Corp. engages in the operation and franchising of restaurants. It operates through the following segments: U.S., International Operated Markets, and International Developmental Licensed Markets and Corporate. The U.S. segment focuses its operations on the United States. The International Operated Markets segment consists of operations and the franchising of restaurants in Australia, Canada, France, Germany, Italy, the Netherlands, Russia, Spain, and the U.K. The International Developmental Licensed Markets and Corporate segment consists of developmental licensee and affiliate markets in the McDonald’s system. The firm's products include Big Mac, Quarter Pounder with Cheese, Filet-O-Fish, several chicken sandwiches, Chicken McNuggets, wraps, McDonald's Fries, salads, oatmeal, shakes, McFlurry desserts, sundaes, soft serve cones, pies, soft drinks, coffee, McCafe beverages, and other beverages. The company was founded by Raymond Albert Kroc on April 15, 1955, and is headquartered in Oak Brook, IL.