Shake Shack Inc. is a restaurant chain that runs and franchises Shake Shack establishments globally, serving various items such as burgers, hot dogs, fries, shakes, and more. As of the end of December 2021, it had 369 Shacks in operation, including domestic company-operated and licensed Shacks, as well as international licensed Shacks. The company was created in 2001 and is headquartered in New York.