2020
Günter Christmann, Alexander Frangenheim, Mats Gustafsson, Thomas Lehn, Paul Lovens – Vario 34-3
2018
Niklas Fite, Alexander Frangenheim – Sugar is a necessary fluid
The Forestry Commission / Biliana Voutchkova, Alexander Frangenheim, Antonis Anissegos – Frost Burning
Nikolas Neuser, Alexander Frangenheim, Richard Scott – Trialectics
Ernesto Rodrigues, Guilherme Rodrigues, Alexander Frangenheim – Underwater Music
2016
Isabelle Duthoit, Alexander Frangenheim, Roger Turner – light air still gets dark
2015
WTTF Quartet: Philipp Wachsmann, Roger Turner, Pat Thomas, Alexander Frangenheim – Berlin Kinesis
Ariel Shibolet, Alexander Frangenheim – A Set Of Music Played On June 17th
Ernesto Rodrigues, Axel Dörner, Nuno Torres, Alexander Frangenheim – Nor
2014
Alexander Frangenheim – Talk For A Listener
Isabelle Duthoit, Alexander Frangenheim, Roger Turner – Kochuu
Natsuki Tamura, Alexander Frangenheim – Nax
Ariel Shibolet, Nori Jacoby, Alexander Frangenheim, Ofer Bymel – Skulking In The Big House
2013
WTTF : Philipp Wachsmann, Roger Turner, Pat Thomas, Alexander Frangenheim – Gateway ’97
Patrick Crossland, Alexander Frangenheim – Ape Green
Chris Heenan, Ernesto Rodrigues, Alexander Frangenheim, Ofer Bymel – Berlin
2012
Harold Rubin, Alexander Frangenheim – Suite
2010
Alexander Frangenheim – The Knife Again
Günter Christmann / Alexander Frangenheim / Elke Schipper – CORE
2008
Walter & Sabrina / Dietrich Eichmann Ensemble – Demons!
2007
Dietrich Eichmann Ensemble – The Hot Days
Zeitkratzer And Lou Reed – Metal Machine Music
2006
Zeitkratzer / Francisco López – Untitled (2005)
2005
Zeitkratzer – Die Kraft Der Negation performing Cage, Deicide, Lachenmann, Gristle, Theamlitz, Shim
Zeitkratzer – ElectroniX performing Guenter, Thaemlitz, Feiler, Column One, Schlothauer
2003
Christmann / Frangenheim / Dutton – Fruits de Mhere
Zeitkratzer – Mort Aux Vaches: Random Dilletants
2002
Zeitkratzer / Terre Thaemlitz – Superbonus
Zeitkratzer / John Duncan – Fresh
Zeitkratzer – Noise performing Maerzbow, Feiler, Karkowski
2000
Dorothea Schürch, Urs Leimgruber, Zeena Parkins, Otomo Yoshihide, Alexander Frangenheim, Roger Turner, Lauren Newton – Screen: Festival Concepts Of Doing 1999
Zeitkratzer – SonX performing Venitucci, Kaczynski, Collins, Richter-De Vroe, Sharp, Rowe, Schwartz, Ott
Zeitkratzer – Xtensions performing Schlothauer, Malfatti, Krieger, Poore, Dörner
Zeitkratzer – SoundinX performing Niblock, Bertoncini, Ott, Friedl, Lee, Krieger
1999
Vario 34-2 Günter Christmann / Alexander Frangenheim / Mats Gustafsson / Thomas Lehn / Paul Lovens / Christian Munthe – * Water Writes Always In * Plural
1998
Günter Christmann / Alexander Frangenheim – Alla Prima
Phil Durrant / Alexander Frangenheim – Further Lock
1996
Tony Bevan / Alexander Frangenheim / Steve Noble – Twisters
1995
Vario-34 Günter Christmann / Alexander Frangenheim / Mats Gustafsson / Thomas Lehn / Paul Lovens / Christian Munthe – Vario-34
1989
Cecil Taylor Workshop Ensemble – Legba Crossing
CDs Contribution
2014
Günter Christmann – The Sublime And The Profane, Processes Between Improvised Music And Sounds From Daily Live
2010
Ulrich Krieger: John Cage – The Works For Saxophone 3 & 4
2008
Walter & Sabrina – Jung Ahh Fleisch
2005
Burkhard Schlothauer – Chamber Events
Zeitkratzer / Hespos – Musik in Deutschland, Spielformen der Improvisation, Deutscher Musikrat
2004
con moto Kwiatkowski / Zambrano / Christman / Frangenheim / Leimgruber / Schipper – con moto, Interaktion von Tanz, Musik, Film, Lautpoesie (DVD)
2000
John Butcher – Anomalies In The Customs Of The Day: Music On Seven Occasions
1996
concepts of doing volume I & II Bauer / Frangenheim / Frith / Mori / Pastuzyk / Vogt / Turner / Zingaro (bootleg of festival concepts of doing 1996)
concepts of doing volume IV & VI Bauer / Frangenheim / Gustafsson / Hirsch / Pastuzyk / Thomas / Turner / Zimmerlin (bootleg of festival concepts of doing 1996)
1995
Günter Christmann – Sometimes Crosswise
Bieler-Wendt / Frangenheim / Josel / Oliver / Tarasov / Tsangaris / Truman / Veale / Wassermann – improvised music from solitude