Urs Leimgruber has been working since many years in the fields of Contemporary Improvisation, Jazz and New Music. He has enriched and expanded for decades the saxophone sound with new playing techniques in solo concerts and many different acclaimed groups he was touring in Europe, Canada, U.S.A. and Cuba. Among his many concerts and recordings are those with Joëlle Léandre, Marilyn Crispell, Fritz Hauser, Evan Parker, Fred Frith, Steve Lacy, Dorothea Schürch, Roger Turner, Thomas Lehn, Günter Müller… Together with Jacques Demierre he is leading the group 6ix. In the seventies, he was cofounder of the Electricjazz-Freemusic group OM. His music is to be found on CD on HatArt, Unit, FOR 4 EARS Victo and LEO.