Founded in 1948, McDonalds is one of the leading global foodservice retailers in the world. Based in Tinley Park, Ill., the restaurant offers customers a range of items, such as Big Mac, Quarter Pounder with cheese, Filet-O-Fish, chicken sandwiches, Chicken McNuggets, Chicken Selects and French fries, among others. McDonalds breakfast offerings include Egg McMuffin, Sausage McMuffin with egg, McGriddles, biscuit/bagel sandwiches, hotcakes and muffins, to name a few. It operates in over 32,000 locations in more than 100 countries.