Julia Hülsmann (born in 1968 in Bonn) began playing piano at the age of 11. She formed her first band at the age of 16. In 1991 she moved to Berlin, and played in the Bundesjugendjazzorchestra under the direction of Peter Herbolzheimer. Recordings under her name have included collaborations with Roger Cicero, Rebekka Bakken, and Anna Lauvergnac.

Trumpeter, flugelhornist and composer Tom Arthurs (born 1980) studied with Dave Douglas, Joe Lovano and Jim Black at Banff Centre for the Arts (Canada). His work situates itself between large scale commissions for orchestra and beyond, chamber jazz, and highly experimental improvised music. He has performed with (amongst others) John Surman, John Taylor, Tom Rainey, Drew Gress, Ingrid Laubrock, Jack DeJohnette, Iain Ballamy, Thomas Strønen, Nicolas Masson, Kenny Wheeler and electronic music manipulators Icarus. Recent recordings include albums by Eric Schaefer, Miles Perkin Quartet, H3B and with Richard Fairhurst.

Bassist Marc Muellbauer (born in London in 1968) also leads his own nine-piece band, Kaleidoscope. He has a wide musical background ranging from contemporary classical to tango, as well as jazz with diverse formations. Currently he is also a member of the Lisbeth Quartett. Muellbauer teaches double-bass at the Jazzinstitut Berlin.

Drummer Heinrich Köbberling (born in Bad Arolsen/Hessen in 1967) has worked with Aki Takase, Ernie Watts, Anat Fort, Richie Beirach and many others: he has played on around 50 jazz albums. A 1997 leader date, “Pisces” included Marc Johnson and Ben Monder as sidemen. Köbberling teaches drums at the FMB Conservatory in Leipzig.