In addition to the Royal Conservatoire of The Hague, IN.TUNE brings together the following institutions:

Conservatoire National Superieur de Musique et de Danse de Paris
Norwegian Academy of Music
Escola Superior de Musica de Catalunya
Taideyliopisto - Sibelius-Akatemia
Universitatea Nationala de Muzica din Bucuresti
Univerzitet umetnosti u Beogradu
University of Music and Performing Arts Vienna