It was founded in 1947 by Philippe and Hélène Viannay, who had been involved with the French Resistance during World War II.
Among its first boats was a 12-meter Bermudian cutter called Sereine, which is now a French listed monument and still sails after having been entirely refurbished in 2005.
Sailing takes place in most of the western Mediterranean basin, the UK, Ireland, Norway and Sweden.
They gathered information by being taught by local fishermen and sailors, organized the knowledge and improved it with experience and feedback from their members.
[citation needed] The fleet of Les Glénans consists of a wide variety of boats which are usually adapted specially for the purposes of the school.