Their first release in 2000 performing Cornelius Cardew's "Treatise", for 20 years the Formanex quartet of sound artists, conceptualists and experimenters Anthony Taillard, Christophe Havard, Emmanuel Leduc, and Julien Ottavi are heard here in collaborations with Keith Rowe, Kasper T. Toeplitz, Ralf Wehowsky, Seth Cluett, Michael Pisaro, Radu Malfatti, &c.

Recorded live at the Huddersfield Festival of Contemporary Music in 2006, this is the 3rd and final volume of works by Morton Feldman performed by the Smith Quartet with John Tilbury on piano, recorded in high quality DVD audio and with extensive liner notes by Tilbury.

An extended group improvisation and compositions by Lely, Sarah Hughes, and Jurg Frey, subtle and beautiful performances by Angharad Davies (violin), Rhodri Davies (electric harp), Michael Duch (bass), Lina Lapelyte (violin), John Lely (objects & electronics) & John Tilbury (piano).

Recorded at the festival Neposlusno (Sound Disobedience) in Ljubljana, Slovenia in 2012, the AMM duo of Eddie Prevost on percussion and John Tilbury on piano perform an extend improvisation of tension and dynamic, delicately balancing sound in a rich dialog.

A live recording at Cafe Oto in 2013 from this sextet in an extended and dynamic piece in which the musicians develop material they had presented in small groups in the first half of the concert, mixing improvised and prepared elements.

The 2nd volume of "Music for Piano and Strings" by Morton Feldman is performed by The Smith Quartet with John Tilbury, presenting "Patterns In a Chromatic Field", and "Piano, violin, Viola, Cello", on DVD audio to allow for the length of these large works.

Book and 2 CDs documenting a 2010 concert and sound installation by Carsten Seiffarth and Michael Moser, with Polweschsel & guests (Burkhard Beins, Axel Dorner, &c) performing the concert.

A collection of Feldman compositions primarily for piano as recorded by his earliest interpreters: Cornelius Cardew, John Tilbury, David Tutor, Cantilene Chamber Players, and Feldman himself.

AMM's performance at the 2009 Freedom of the City Festival with AMM regular members Eddie Prevost and John Tilbury extended with John Butcher, Chritian Wolff and Ute Kanngiesser.

The Smith Quartet with pianist John Tilbury perform two long works by Morton Feldman: "For John Cage" (1982) and "Piano and String Quartet" (1985) on DVD Audio.

New 2008 recordings from AMM - Eddie Prevost & John Tilbury with John Butcher - performing at Trinity College of Music in Greenwich, England.