Born in Bolzano Italy, he studied classical double bass with M. Muraro, attended workshops with D. Holland, P. Kowald. L. Butch Morris, Jaribu Shahid. He explores experimental music and works on sound research on the acoustic and processed double bass. He works on the extension of music vocabulary in creation and perception and composes music for TV, dance theatre and a house opera, sound creation for Meta Design, Berlin. He made concert and festival appearances in the EU, USA, Russia, Israel, Canada, China, Malaysia and Japan. Klaus Janek maintains regular collaborations with Claudio Rocchetti (electronics); Biliana Voutchkova (violin); Radio Citizen (jazz afro beat band); Miriam Akkermann (flute, sound); Judith Hummel, Ingo Reulecke, Louise Wagner, Katharina Mewes (dance, choreography); Gerd Kroske (tv), Matthaei & Konsorten (performance). He works together with musicians such as Toshinori Kondo, Bill Dixon, Johannes Bauer, Borah Bergmann, Tristan Honsinger, Gary Lucas, Clayton Thomas, Günther Baby Sommer, Brendan Dougherty, Michael Vorfeld, Chris Douglas (Dalgish, o.s.t.), Andy Graydon, Nils Ostendorf, Mat Manieri and others. He also collaborates with dancers/choreographers such as Meg Stuart, Jeremey Wade, Storm, Maria Scaroni, Jess Curtis, Britta Pudelko, Raphael, Thierry Niang, Patrice Chereau.