Compagnie de Saint-Gobain S.A. is a French multinational corporation, founded in 1665 in Paris and headquartered on the outskirts of Paris, at La Défense and in Courbevoie. Originally a mirror manufacturer, it also produces a variety of construction, high-performance, and other materials. Saint-Gobain is present in 76 countries and as of 2022 employs more than 170,000 people.