The Nick Mazzarella Trio, here configured as Mazzarella on alto saxophone & bells, Ingebrigt Haker Flaten on bass and Avreeayl Ra on drums, are heard live at Constellation in Chicago in 2019, bringing together two generations of Chicago improvisers with Norwegian/US drummer Haker-Flaten for seven pieces espousing both tradition and innovative creative approaches.

The Nick Mazzarella Trio, here configured as Mazzarella on alto saxophone & bells, Ingebrigt Haker Flaten on bass and Avreeayl Ra on drums, are heard live at Constellation in Chicago in 2019, bringing together two generations of Chicago improvisers with Norwegian/US drummer Haker-Flaten for seven pieces espousing both tradition and innovative creative approaches.

Conceived by saxophonist Kirstoffer Berre Alberts and Lasse Marhaug, who composed this large acoustic work for strings, percussion, blowing instruments, pipes (organ and accordion) and vocals, soliciting solo recordings created in isolation during the pandemic which they layered and blocked in the studio to create these two remarkable works of eccentric timbre, motion & pitch.

After the 2019 retrospective box-set of the late 90s, legendary band The Quintet, and after the sad passing of bassist Bjornar Andresen, saxophonist Carl Magnus Neumann, guitarist Ketil Gutvik and drummer Paal Nilssen-Love decided to form a new quartet, adding bassist Ingebrigt Haker Flaten, commencing their organization with this outstanding 2020 live concert in Oslo.

Named for a Don Cherry composition included on this album, the core trio of The Thing--Mats Gustafsson on reeds, Ingebrigt Haker Flaten on bass, and Paal Nilssen-Love on drums--is joined by saxophonist and pocket trumpter Joe McPhee, recording classic free jazz and harmolodic pieces by Don Cherry, Ornette Coleman, James Blood Ulmer, Frank Lowe, & Joe McPhee.

The 3rd album from the improvising trio of Nate Wooley on trumpet, Ingebrigt Haker Flaten on bass, and Chris Corsano on drums, is a live recording at the 2018 Experimental Sound Studio's Option Series, a smoldering session of collective improvisation that builds tension through impressive rhythmic texture and releases it in cathartic and passionate passages.

Martin Kuchen's Angles band changes shape constantly, originally a trio and expanding as large as Angles 10, but this album, recorded live at SMUP, Parede, Portugal in 2016, returns the band to the original trio of Kuchen on sax, Ingebrigt Haker-Flaten on double bass, and Kjell Nordeson on drums & percussion, reworking Angles compositions to their essence.

13 years playing together and releasing this, their 8th album, the Chicago quartet of Dave Rempis on sax, Ingebrigt Haker-Flaten on electric bass, Frank Rosaly on drums, and Tim Daisy on drums, are captured live at Elastic Arts, in Chicago for three awe-inspiring collective improvisations of great energy, resolution, and focus.

A 2-CD set of live concert recordings from this brilliant improvising quartet headed by Dave Rempis (sax) with prominent members Ingebrigt Haker Flaten (bass), Tim Daisy (drums), and Frank Rosaly (drums).

Chicago-based pianist Paul Giallorenzo trio with fellow Chicago drummer Tim Daisy and Norwegian bassist Ingebrigt Haker Flaten performing a set of Giallorenzo compositions that balance melodic and free moments with authoritative playing.

A project about the rich jazz history of Brooklyn, NY, recorded in that burrough by NY saxophonist Joe McPhee & bassist Ingebrigt Haker Flaten, referencing Putnam Central, The Blue Coronet, Sonny Rollins, and Brooklyn itself.

Two sets of New York tenor saxophonist Stephen Gauci and an impressive rhythm section playing with alternately Broo Magnus and Mats Aleklint, live at the Glenn Miller Cafe in Stockholm, 2007.

Tenor saxophonist Gauci & trumpeter Nate Wooley with the dual bass backbone of Mike Bisio and Ingebrigt Haker Flaten in original compositions using extended instrumental techniques.