The French Civil Aviation University (French: "École nationale de l'aviation civile"), also known as ENAC, is a French public aeronautical "grande école." It was created on 28 August 1949. It has locations in Biscarosse, Carcassonne, Castelnaudary, Château-Arnoux-Saint-Auban, Grenoble, Melun, Montpellier, Muret, Saint-Yan and Toulouse, in France. It is a member of the "Conférence des Grandes Écoles", the University of Toulouse, and of the Aerospace Valley. It is one of five founders of France AEROTECH.