Later in his career he began contributing on albums of David Grubbs, Luc Ferrari, David Sylvian, J. G. Thirlwell (for his band Steroid Maximus), Max Nagl, Andrew Sharpley, Jean-François Pauvros, and the band Earth of Dylan Carlson.
2011 - Coco Love In M. (with SebastiAn, MP3, Believe Digital)
2011 - Paris 1997 (Live In) (with Tom Cora, Alfred Spirli, MP3, Rectangle)
2011 - Wels, Mulhouse, Paris & Lyon (with Steve Beresford, Andrew Sharpley, MP3, 3 x Albums, Believe Digital)
2010 - I Never Meta Guitar (Solo Guitars For The 21st Century) (Collective compilation with Mary Halvorson, Nels Cline, Elliott Sharp, Mike Cooper, etc., Clean Feed)
2008 - Toi-Même (AudioFilm with Han Bennink, Otto Lechner, Kevin Blechdom, John Giorno, Brad Jones, Laetitia Shériff, etc., Winter & Winter)
2007 - Social Hide and Seek (of Red, Universal)
2006 - BOF Les Invisibles of Thierry Jousse (with David Grubbs, Katerine, Matmos, Red & Andrew Sharpley, Universal)
2005 - Le Chronatoscaphe
2005 - Der Kastanienball (AudioFilm with Jean-Louis Costes, Jim Thirlwell, Steve Beresford, Ernst Reijseger, etc., Winter & Winter)
2004 - Cabaret Modern (AudioFilm with Red, Giovanna Cacciola, John Greaves, Jean-Louis Costes, etc., Winter & Winter)
2004 - Ecume ou bave (with Jean-François Pauvros and Red, Signature)
2003 - Impro-Micro-Acoustique (with Luc Ferrari and Roland Auzet, Blue Chopsticks)
2002 - ¿lennyk.co.uk? (Featureless Electronic Soundscape #261) (with Erik Minkkinen, Andy Bolus and Andrew Sharpley, Signature)
2002 - Nom de Code : Sacha (with Katerine, Margot Abascal, Charlie O and Erick Borelva, Rectangle)
2002 - 33 (de Red, Universal)
2002 - Duets 2 (of Rahsaan Roland Kirk, Leo Records)
2001 - Mondo-What ? (with Régïs Boulard, Boxpock)
2000 - Rien (with Erik Minkkinen and Andrew Sharpley, Winter & Winter)
2000 - Love your smile (of AE, with Andrew Sharpley and Emiko Ota, Fresh Air)
2000 - Quelque part (of Mendelson, Lithium)
2000 - Bande Original (of Luigee Trademarq, Rectangle)
2000 - Translucide (of Vincent Courtois, Enja Records)
2000 - Hardfiskur (with Régïs Boulard and Régis Huby, Boxpock)
1999 - Au Bordel - Souvenirs de Paris (AudioFilm with Sasha Andres, Lol Coxhill, Dom Farkas, Charlie O, Christophe Minck, etc., Winter & Winter)
1998 - Live at Les Instants Chavirés (of Evan Parker with Lawrence Cassereley and Joel Ryan, Leo Records)
1998 - Beautiful Contradiction (of Aki Onda, with Blixa Bargeld, Simon Fisher-Turner, Linda Sharrock, Steven Bernstein, Bernard Vitet, etc., All Access)
1998 - Le sentiment des brutes (of Régis Huby, Transes européennes)
1998 - Xmas Songs (7" with Phil Minton and Lol Coxhill, Rectangle)
1997 - Somewhere Bi-Lingual (with Evan Parker, Paul Rogers and Mark Sanders, Siesta)
1997 - My Chelsea (with Phil Minton and Lol Coxhill, Rectangle)
1997 - Sexe, amour, poésie... (7" of Raymond Chanté, with Dom Farkas and Jean-Louis Pégorier, Rectangle)
1997 - Buenaventura Durruti (V/A, Nato)
1997 - ICIS (of Guillaume Orti, In Situ)
1997 - Voices of Rumantsch (of Corin Curschellas, MGB)