Established in 1972, Cousins Submarines Inc. is a chain of restaurants specializing in sandwiches. Located in Greenfield, Wis., the restaurant offers sub sandwiches, including BLT, cheese steak, chicken breast, Chicken Cheddar Deluxe, Club and double cheese steak. Besides, it provides turkey, Pepperoni Melt, Philly Cheese Steak, tuna and roast beef, to name a few. In addition to sandwiches, the restaurant offers salads, sides, soups, beverages as well as desserts. Cousins Submarines Inc. operates more than 100 stores across six states in the United States.