Auchan SA is a French international retail group and multinational corporation headquartered in Croix, France. It is one of the world's principal distribution groups with a presence in 12 countries and 175,000 employees.
Colruyt Group is a family business that has grown over three generations into a retail group with more than 30.000 employees and a diverse portfolio of food and non-food formats, in Belgium, France and Luxembourg.
Tesco plc is a British-based international grocery and general merchandising retail chain. It is the largest British retailer by both global sales and domestic market share, and is the world's third-largest retailer, behind Wal-Mart of the United States and Carrefour of France