Brillantmont International School is a coeducational international school. It is one of the oldest boarding schools in Switzerland, having been established in 1882 and owned by the same family for five generations. It is located in the centre of Lausanne. The school grounds overlook Lac Léman and the Swiss Alps.

Currently, Brillantmont has around 150 students, boarding and day, aged between 13 and 18, representing over 35 different nationalities.