The school was founded in 1941 by Anne-Marie Thommeret, a woman seeking to improve conditions of students during Nazi occupied France World War II.
In 2009, the school began offering the IB Diploma Programme.
In 2018 the school was also authorised to offer the IB Middle Years Programme.
[1] Student ages range from 31/2 (TPS) through 19 (Terminale, equivalent to Year 13 in Great Britain or grade 12 in the US).
[3] The school's campus stretches across multiple buildings in Maisons-Laffitte, a great part of them located in the historical park area.