Jack in the Box Inc. is a restaurant company that operates and franchises Jack in the Box restaurants, one of the United States largest hamburger chains. Based in Phoenix, Ariz., it operates more than 2,200 restaurants in 19 states. The restaurant offers a range of products for various consumers, which include hamburgers, specialty sandwiches, salads and real ice cream shakes, to name a few. Additionally, through its subsidiary, the company operates and franchises Qdoba Mexican Grill, one of the leaders in fast-casual dining, with more than 500 restaurants in 43 states and the District of Columbia