DIY records & niche music theory.

Since 1985.

Current projects:

National Youth Jazz Orchestra (NL) <- artistic director ‘25-’26

Reinier Baas & Ben van Gelder <- ‘This Is Water’ out now!

Deadeye ft. Kit Downes & Jonas Burgwinkel

Benjamin Herman’s BUGHOUSE

Peter Gall Quintet

Out now:

Chromatic Major Modes Magazine & Modal Explorer (theory magazine and app)

Work in progress:

The Parameter Approach to Practicing Composition (book)

Latest Releases

Two men in swimwear sitting on a bench under umbrellas in a sunny outdoor café, with "THIS IS WATER" and "REINIER BAAS BEN VAN GELDER" written in yellow over the image.
A person wearing a reflective helmet and goggles with the words "RELIEF PARTY" on their shirt. The top left reads "REINIER BAAS."
Collage artwork featuring two people with saxophones, one seated giving a thumbs up, wearing eclectic clothing, and another standing with a saxophone, also wearing artistic attire. The background has a vintage, artsy design with floral patterns and graphic motifs.

CMM Magazine & Modal Explorer

Get it at the Shop. Try the Modal Explorer here!

Interview on Sixty Scales and the Truth

Yappin’ away with Niels Guns. We speak about the use of restrictions in the creative process, modal theory, separating your identity from your musical output, the place of humor in music, the place of risk in improvisation, marketing the unmarketable and other greatest hits.


‘Fan Fiction’ with Ben van Gelder and Jeff Ballard

From our latest duo effort ‘This Is Water’ (2024).

Composition by Reinier Baas. Filmed by Max Baggerman. Recorded and mixed by Paul Pouwer at Power Sound Studio, Amsterdam. Mastered by Frederik Dejongh at Jerboa Mastering.


‘Wild Bill’ video ft. Louis Cole & Typex

From the 2024 album ‘Relief Party’.

Art by Typex. Animation by River Roest.

Composition, production, arrangement and banjitar by Reinier Baas. Featuring Louis Cole (drums), Ben van Gelder (alto sax), Ketija Ringa Karahona (flute), Clemens van der Feen (bass).

Video made possible by New Amsterdam Jazz.

Merchandise

Impress your friends with unusual, limited-release Northwestern European jazz-dance music on vinyl and CD. Visit the Shop for the full collection!