SociÃ©tÃ© FonciÃ¨re Lyonnaise SA engages in the commercial real estate management services. The firm also engages in leasing of office facilities and retail units. It operates through the following geographical segments: Paris Central Business District, Western Crescent, and Others. The Paris Central Business District segment includes the Golden Triangle, the Financial District, Porte Maillot, avenue de Malakoff, TrocadÃ©ro, Porte Champerret, avenue de Villiers, Saint-Lazare station, rue Montmartre, rue du Louvre, and rue du Rivoli. The Western Crescent segment is located in the west of Paris which includes Neuilly-sur-Seine, Boulogne-Billancourt, Issy-les-Moulineaux, and Levallois-Perret. The Others segment corresponds to the rest of Paris outside the Central Business District. The company was founded by Henry Germain on October 9, 1879 and is headquartered in Paris, France.