Circle K is a chain of convenience stores, in service since 1951. Based in Phoenix, Ariz., the store features coffee, fountain drinks, beer, snacks, candy, ATMs, prepaid wireless phones, gift cards, money orders and general merchandise. The store also offers branded fuels, including Shell, BP, 76, Citgo, and Chevron. Circle K has more than 7,300 stores nationally and internationally. The company has its own brand of the Premium Circle K Coffee and ThirstBuster fountain drinks. Couche-Tard Inc. is the parent company of Circle K, which is a Canadian company involved in convenience store industry.