Companies established in 1665

Compagnie de Saint-Gobain S.A. ( or ) is a French multinational corporation, founded in 1665 in Paris as the Manufacture royale de glaces de miroirs, and today 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, moderate-performance, lower-performance and other materials. Saint-Gobain is present in 76 countries and employs more than 170,000 people.

thumb|right|200px|Bottles of Gubernija beer Gubernija is a brewery in Lithuania. It is one of the oldest businesses in the world, and the oldest in Lithuania, having been founded in 1665.