Shake Shack Inc. owns, operates, and licenses Shake Shack restaurants (Shacks) in the United States and internationally. Its Shacks offers hamburgers, hot dogs, chicken, crinkle cut fries, shakes, frozen custard, beer, wine, and other products. As of December 26, 2018, it operated 208 Shacks, including 124 domestic company-operated Shacks, 12 domestic licensed Shacks, and 72 international licensed Shacks. Shake Shack Inc. was founded in 2004 and is headquartered in New York, New York.