Tsilumos was founded by Joanna Hood, Dániel Péter Bíró and Ajtony Csaba; Kris Covlin joined the core shortly after. The core instrumentation is often augmented with guest-musicians.

Joanna Hood – Viola

Ajtony Csaba – Conducting, Keyboards

Michael Dias – Guitar

Marie-Chantal Leclaire – Saxophones

Jean-Marc Bouchard – Saxophones