doublebass, works as an improvisor since the late 1980ies and was a member of vario-34 and ensemble Zeitkratzer and WTTF Quartet. From 1997 to 2003 he organized the festival „concepts of doing – Interaktion Tanz Musik“ and was working with such artists as Nigel Charnock, Benoit Lachambre, Fine Kwiatkowski. He composed the music for the experimental film „EZB 2011-2012“, nominated for the German Film Award 2015 (director: Sabine Schöbel). Since 2005 in Berlin he created studioboerne45 and continued concepts of doing. 2015 he started new collaborations with musicians from Berlin and abroad. He has released more than 30 CDs including 2 solo CDs.