The 1st of three archival albums from saxophonist Mars Williams' vaults, this 1996 concert in Utrecht with the NRG Ensemble--the band that Williams' carried forward after Hal Russell's passing in 1992--in an unrestrained concert of original material from Williams and fellow saxophonist Ken Vandermark, with Kent Kessler on bass, Steve Hunt on drums, and Brian Sandstrom on bass, guitar & trumpet.

The second of three archival albums from late saxophonist Mars Williams' vaults, this 1996 recording is a rare duet with Chicago drummer Hamid Drake, and is also one of the first concerts of the Empty Bottle Jazz and Improvised Music series, a diverse set of four improvisations marked by energetic enthusiasm, doubling of reeds, and wild playing from both.

The second release from the duo of Spanish percussionist Vasco Trilla and Chicago reedist Mars Williams, the latter performing both on reeds and on toy instruments, each using extraordinary and extended technique to create exotically energetic conversations and beautifully meditative environments, in five creative, playful and impressively informed dialogs.

This year's An Ayler Xmas is the 5th in the series from saxophonist Mars Williams, mashing holiday classics with works by saxophonist Albert Ayler, with the amazing sextet of Josh Berman on cornet, Jim Baker on piano, viola & Arp Synth, Brian Sandstrom on bass, guitar & trumpet, Steve Hunt on drums, Peter Maunu on violin and Kent Kessler or Krzysztof Pabian on bass.

Recorded during the 2002 studio sessions that yielded the albums A Short Visit to Nowhere and Broken English, this unreleased recording of a Mars Williams composition is issued as a 1-sided LP with the stellar lineup of Brötzmann with Williams, Ken Vandermark, Jeb Bishop, Fred Lonberg-Holm, Kent Kessler, Michael Zerang, Hamid Drake, Mats Gustafsson and Joe McPhee.

This year's An Ayler Xmas, the 4th in the series from saxophonist Mars Williams, expands to a double CD with recordings from two bands: Josh Berman, Jim Baker, Kent Kessler, Brian Sandstrom & Steve Hunt (Chicago); and Steve Swell, Hilliard Greene, Chris Corsano, Nels Cline & Fred Lonberg-Holm (NYC); in incredible free jazz mashups and bash-ups of Holiday favorites.

The Stirrup trio of cellist Fred Lonberg-Holm, Nick Macri (bass), and Charles Rumback (drums) is merged with improvisers from Lonberg-Holm's Lightbox Orchestra project--Keefe Jackson & Mars Williams on reeds, guitarist Peter Maunu, violist Jen Clare Paulson, trumpeter Russ Johnson & Zoots Houston on electronics -for this compelling structured performance at Elastic Arts.

Masterful, fervent free jazz from trans-Atlantic trio of Mars Williams on saxophones, Kent Kessler on bass, and Paal Nilssen-Love on drums, captured live at Elastic Arts, in Chicago in 2017 for three impressive collective improvisations of intense energy, articulate and extended expression, and ecstatic improvisation in an exceptional and cohesive concert.

After releasing "An Ayler Xmas: The Music of Albert Ayler & Songs of Christmas" on Chicago saxophonist Mars Williams' Soul What? Label, ESP approached him for a 2nd volume, resulting in this joyful and quirky holiday record with contributions from Josh Berman, Fred Lonberg-Holm, Kent Kessler, Jeb Bishop, Christof Kurzmann, Didi Kern, Thomas Berghammer, Steve Hunt, Jim Baker and Hermann Stangassinger.

The third album from this international trio of powerful improvisers--Norwegian drummer/percussionist Paal Nilssen-Love, Chicago bassist Kent Kessler, and Chicago/NY saxophonist Mars William-- in four odysseys that take the listener from introspective playing to out and out blowing, using technique to serve their incredible dialog.

A CD intended to sell at concerts from Mars Williams' own Soul What Records label, a studio recording in 2012 from the powerhouse trio of Chicago multi-reedist Mars Williams, in-demand Norwegian drummer/percussionist Paal Nilssen-Love, and Chicago bassist Kent Kessler, running the gamut from furious blowing to introspective interaction.

Chicago saxophonist Mars Williams directs his Albert Ayler tribute band, Witches and Devils, to merge Ayler-esque compositions with Christmas songs, performed by Josh Berman (cornet) Fred Lonberg-Holm (cello), Jim Baker (keys, viola), Kent Kessler (bass), Brian Sandstrom (bass, guitar, trumpet); an unexpected and welcome present for your free jazz festivities!

Four generations of Chicago saxophonists--Dave Rempis, Ken Vandermark, Mars Williams, and Nick Mazzarella--come together in an interactive saxophone quartet with each player providing 2 compositions of well-developed, powerful, engaging free and lyrical jazz.