Guillem Arnedo began his drum studies at the Taller de Músics in Barcelona and studied percussion at the Terrassa Conservatory. Years later he graduated as a jazz drummer from the Catalonia College of Music (ESMUC).

Throughout his musical career, he has performed in various bands and shows, and worked with various national and international musicians.

He currently chairs the Association of Jazz Musicians and Modern Music of Catalonia (AMJM) and the Musicians’ Union (UdM). He is also the deputy chair of the Catalan Music Academy. On various occasions, he has been a member of the City of Barcelona music awards jury.