The Osmose Festival was created in 2016 by Danielle Baas, It takes place in two stages: an evening presenting the compositions of members of the Union of Belgian Composers and two concerts revealing the pieces selected during a competition.

Formed in Brussels, the Spilliaert Trio was named after the famous painter Léon Spilliaert whose works the trio drew his first inspirations. He reunites the pianist Gauvain de Morant, the violinist Jean-Samuel Bez and the cellist Guillaume Lagravière.