Meeting at Park West Studios in Brooklyn, the NY trio of Ivo Perelman on tenor saxophone, Mark Helias on bass and Tom Rainey on drums record seven collective free improvisations of great depth and expression, unhurried playing that concentrates on the group dialog, yielding space for exceptional soloing supported by perceptive interaction; masterful!

Bringing decades of experience from far-reaching careers as leaders and in collaboration with some of the most luminary improvisers in creative jazz, this first meeting between bassist Mark Helias and pianist Matthew Shipp evokes nine inspired dialogs from two consequentially compatible jazz musicians, beautifully captured in the warmth of the Park West Studios in Brooklyn.

Recording two days after their concert in British Columbia, BC at Alternator Centre for Contemporary Art's Skin And Bones Music Series, the trio of pianist Matthew Shipp, guitarist Gordon Grdina and bassist Mark Helias captured these collective improvisations at Afterlife Studios in Vancouver BC, titling their album after their well-received concert.

A multimedia box set of Anthony Braxton's opera work "Trillium J", containing live performance video on Blu-ray disc of a 2014 performance at Roulette in NY, and studio recording on 4-CD set, with 12 vocalists, 12 instrumental soloists and a full orchestra.

Newly Distributed in 2021: A multimedia box set of Anthony Braxton's opera work "Trillium J", containing live performance video on Blu-ray disc of a 2014 performance at Roulette in NY, and studio recording on 4-CD set, with 12 vocalists, 12 instrumental soloists and a full orchestra.

Tierra de Nadie is Colombian pianist Ricardo Gallo's project with bassist Mark Helias, trombonist Ray Anderson, saxophonist Dan Blake, and drummer Satoshi Takeishi and Pheeroan AkLaff.

Saxophonist & bagpipe player Dunmall's amazing Sun Quartet with Tony Malaby, Mark Helias and Kevin Norton performing live in NYC the day after Dunmall's Vision 2008 Fest show.