La Défense is a major business district situated in the Greater Paris metropolitan area in Île-de-France, at the western end of the French capital’s historic axis. The district is home to the headquarters of numerous major French and foreign multinationals, as well as that of the Paris Bourse (Euronext) and European Banking Authority - which represents 3,500,000 square metres (38,000,000 sq ft) of office space.