Biography
Martin Grunwaldt
Real name: Martin Sancassani neé Martin Georg Grunwaldt
Effective period / Period of releases: 1989
Musician, instrument builder and therapist for young people, born in Hamburg 1957 as Martin Georg Grunwaldt. In 2007 he married and took the name of his wife (Sancassani). He lives and works in Schwerin, Germany.