Founded in 1959, Carrefour Group is the pioneer of hypermarkets, the number one retailer in Europe and the second largest international retail chain in the world. Carrefour now operates more than 11,000 retail units in 30 countries and regions around the world. The Group leads the market with three main business formats: hypermarkets, supermarkets and discount stores. In addition, Carrefour has developed convenience stores and membership stores in several countries.