Gebhard Ullmann - Steve Swell Quartet , 2010, at the Sud des Alpes,AMR, Geneva, Switzerland

Steve Swell, Gebhard Ullmann, Hilliard Greene, Barry Altschul

Gebhard Ullmann "Basement Research" Steve Swell, Julian Arguelles, John Hebert, Tim Daisy "Gospel"

Gospel from the CD 'Impromptus and Other Short Works' 2019

BASEMENT RESEARCH: BERLIN 2009

Gebhard Ullmann - Almost Twenty-Eight

Conference Call quartet live in Switzerland - 2009 "Dreierlei" by Gebhard Ullmann