APPEARANCES +
Ramesh B. Weeratunga*
Two People
2014, CD, Album, Bluebird Café Berlin Records, 
,
, Pop Rock/Ambient
Various
Wiegenlieder Aus Aller Welt
2013,
Ute Kannenberg
Kannenberg On Purpose
2000, CD, Album, Jazz Haus Musik
Yulara
Cosmic Tree
1998, CD, 
,
, Tribal/Ambient/Smooth Jazz/Fusion
Nicco*
Salina
1996, CD, Not On Label (Nikolai Ugrinsky Self-released)
Gebhard Ullmann / Andreas Willers
Playful '93
1993, CD, Album, NABEL
Querbeet
Querbeet
1986, LP, Album, View Records
Harald Grosskopf
Oceanheart
1986, ,
, Synth-pop/Minimal
Andreas Willers / Gebhard Ullmann
Playful
1985, LP, Album, Biber Records