The Carrefour Group is a French multinational retailer serving over 12.5 million customers across the world. Carrefour has more than 11,900 stores in 35 countries and employs over 380,000 people. Carrefour is the largest retailer in Europe and the second largest retailer in the world. The group specializes in hypermarket chains and was set up in 1959 by the Fournier, Badin and Defforey families. The Carrefour Group’s headquarters are located in Boulogne Billancourt, France.