Manufacture d'armes de Saint-Étienne
| Company type | Government-owned corporation (subsidiary of Nexter defense conglomerate) |
|---|---|
| Industry | Weapons |
| Founded | 1764 |
| Defunct | 2001 |
| Fate | Annexed |
| Successor | Nexter |
| Headquarters | , France |
| Products | Rifles, pistols, tanks, weapon systems |
The Manufacture d'Armes de Saint-Étienne, often abbreviated to MAS ("Saint-Étienne Weapons Factory" in English), was a French state-owned weapons manufacturer in the town of Saint-Étienne, Loire. Founded in 1764, it was merged into the French state-owned defense conglomerate GIAT Industries in 2001.