Matthijs Koster (* 1992) is a Dutch composer and sound designer from Haarlem. He studied at the Gerrit Rietveld Academie and the Utrecht School of the Arts, subsequently worked in various studios, and has focused entirely on music and sound since 2016. Since 2024, he has been a partner at MOST, a sound studio in Amsterdam. His work ranges from recordings of Dutch poems by Curt Bloch to music and sound design for commercials, games, short films, exhibitions, and podcasts.
