Lithuanian singer Migloko, with whom I colaborated in the band MIGLOKOMON. 2014

with David Rosenstock and Rasmus Zschoch

Recordings from December 2016 with American singer 'Shamari Rockca'.

Wanton is a Dutch pop band, in the summer of 2016 Jelmer recorded the bass on their debut EP 'Ooit'.

Komodo is a 8th piece Afro-Beat band lead by Portugese drummer Pedro Almiro. They recorded an EP in the summer of 2014.

Former Jazz quintet with Hiske Oosterwijk, Tobias Hoffmann, Ali Murat Cengiz,

David Rosenstock. 2012