Artist with "Vancouver Concert" album

Gebhard Ullmann (Ellery Eskelin, Drew Gress, Phily Haynes)
Artist with "Basement Research" album

Gebhard Ullmann - Andreas Willers - Hans-Dieter Lorenz - Nikolau...
Artist with "Out To Lunch" album

Gebhard Ullmann featuring Carlos Bica
Artist with "Essencia" album

Gebhard Ullmann, Chris Dahlgren, Art Lande
Artist with "Die Blaue Nixe" album

Gebhard Ullmann, Chris Dahlgren, Peter Herbert
Artist with "BassX3" album

Gebhard Ullmann, Michael Jefry Stevens, Joe Fonda, Han Bennink
Artist with "Conference Call - Variations on a Master Plan" album

Gebhardt
Artist with the following albums: "plays with himself", "Plays With Himself..."