Tree House

Tree House features Felix as a composer and bandleader. The septet, commissioned by the Jazzahead and InJazz, has been premiered during the Jazzahead in 2023. 

José Soares (sax), Mete Erker (sax), Franz von Chossy (piano), Olivier Van Niekerk (guitar), Liva Dumpe (vocals), Pat Cleaver (bass)


BRUUT! is a four piece instrumental group founded in 2009. The band plays all over the world and released their latest release MACHINE on Excelsior Recordings.
For years BRUUT! has turned every stage into an alternative nightclub in Manchester in the mid-90s. Their music blends the influences of The Chemical Brothers and Trentemøller with the haunting sound of East German organs and quirky toy synthesizers, creating a unique and mesmerizing atmosphere.

Maarten Hogenhuis – saxophones, keys
Folkert Oosterbeek – keys
Sean Fasciani – bass, synth bass
Felix Schlarmann – drums


WonderYears is the most recent collaboration between long time playing partner Jasper Blom and Felix. The music of Stevie Wonder is the soil of the experimental arrangements of this sax, bass and drums jazz trio.

Jasper Blom – saxophone
Sean Fasciani – bass
Felix Schlarmann – drums


An exciting collaboration with friend and long term colleague and percussionist Modar Salama, constantly developing as a project featuring Arabic Percussion, drums and electronics. Their music combines sounds and rhythms from all over the world with improvisations and soundscapes.

Modar Salama – percussion, electronics
Felix Schlarmann – drums, vibes, electronics


Perpetuum is combining the musical worlds of electronic soundscapes and analog improvisation. All musical structures being used are subject to constant change, compositional cells expand in real-time into various dimensions.

Roman Rofalski – synthesizers, electronics
Felix Schlarmann – drums, electronics

The Millennium Jazz Orchestra

The Millenium Jazz Orchestra is a 18 piece bigband conducted by Dutch arranger and composer Joan Reinders. The band released numerous albums and played with guest soloists as Seamus Blake, Lee Konitz or Kenny Wheeler.


STILL HEAD released their first EP Kinesys in 2023. Te group performs original music from all three members, who live in Berlin, New York and Amsterdam. The trio, without bass, encounters new areas of modern jazz by combining acoustic instruments with synthesizers and electronic sounds.

Dennis Brandner – saxophone
Roman Rofalski – synthesizers
Felix Schlarmann – drums


Dziesmas is a special project featuring Latvian singer Liva Dumpe, creating musical experiences in holy spaces. The repertoire is all based on the Baltic vocal tradition.

Liva Dumpe – vocals
Jasper Blom – saxophone
Sean Fasciani – bass
Felix Schlarmann – drums

Dick Oatts Trio

The connection between saxophonist Dick Oatts and Felix Schlarmann goes back to Felix’ early study years in  Amsterdam. Oatts would come to Amsterdam on a yearly basis being a guest teacher at the Conservatory. This new trio is the result of a long-term musical relationship.

Dick Oatts – saxophone
Steve Zwanink – bass
Felix Schlarmann – drums