Beginnings in the late 70s with Folk-, Blues- and Rockbands.
Getting in touch with Jazz, Instant Composing and experimental stuff.
Jazz guitar studies in Graz/Austria and Bern/Switzerland.
CDs with Bänz Oester, Norbert Pfammatter, Gerald Christ, Jens-Peter Volk, Robert Morgenthaler, Hämi Hämmerli, Mark Huber, Ewald Hügle, Karoline Höfler, Marco Käppeli, Bruno Amstad, Joke Lanz, Boris Kischkat, Nikola Lutz, Peter Kowald and Christian Weber.
Günter wrote music for Performances, Theater, Dance, Radio Plays and for the CDs: "Günter Weiss Quartett" and "18 Pieces for Acoustic Guitar"
As a teacher and performer he got the opportunity to work in Jakarta and Bali/Indonesia in 2002/2003, among others with Deviana Daudsjah, Aksan Sjuman, Karoline Höfler, Joe Rosenberg, Carola Grey, Peter Tuscher, Marianne Racine.
Further invitations to Musikhochschulen Luzern, Leipzig and the Sommerakademie Konstanz with Bernd Konrad, Herbert Joos, Paul Schwarz, Günter Lenz, Michael Kersting and Günter "Baby" Sommer.
Projects: Markus Bodenseh's Metronome Art with Lars Binder, KGB-W, Acoustic Guitar - Solo & - Duo with Boris Kischkat and
"It's Sco Time" with organ player Ralph Abelein.