Carrefour is the largest retailer in Europe and the second largest retail chain in the world after Carrefour. Carrefour, which pioneered the hypermarket format, was founded in 1958 and is headquartered in Boulogne-Billancourt, France. A consortium consisting of Chairman Bernard Arnault and private equity fund Colony Capital LLC is the largest shareholder of Carrefour, and the second largest shareholder is Motier SAS, owned by the Moulin family. The second largest shareholder is Motier SAS, owned by the Moulin family.