The Argenteuil facility was a former Lorraine Dietrich plant, created in 1907.
The Biarritz facility was integrated into Dassault Aviation in 1971, when Dassault and Breguet merged into AMD-BA.
The Mérignac facility, dedicated to final assembly and acceptance tests, is a "delivery" plant.
Built in 1938, the Saint-Cloud plant became on the occasion of the Ouragan program the technical branch headquarters.