Created by Felicie Bazelaire, CoO is a string ensemble drawn from the French new music ensemble ONCEIM; CoO develops new repertoire for strings, collaborating with composers like Bertrand Denzler, who wrote this innovative composition "Arc" in two parts, a work applying unusual techniques to bowed strings, particularly lower bass tones, for fascinating results.

An unusual and captivating work from the trio of saxophonist Alexandra Grimal, double bassist Benjaim Duboc, and cellist Valentin Ceccaldi, leading their album with tracks from "Respirer l'ombre" by Giuseppe Penone "spontaneously used without permission but with great admiration," leading to powerful and unpredictable directions in free improvisation; excellent.

"Tournesol", or "Sunflower" in French, is the trio of Benjamin Duboc (double bass), Julien Loutelier (percussion) and Julien Desprez (electric guitar), freely improvising in four tracks that use unusual techniques to create massively dark and riveting sound environments.

The transatlantic quartet of Harrison Bankhead & Benjamin Duboc on double bass, and Hamid Drake & Ramon Lopez on drums and percussion in recordings from a 2014 tour of France as part of The Bridge, with guests William Parker, Jean-Luc Cappozzo, and Lionel Garcin.

French free improvisers Benjamin Duboc (double bass) and Jean-Luc Petit (contrabass & clarinet) in a moody album of bass tones, deep harmonics and rich timbral interaction with beautiful pacing that rises in confrontation and then descends back to artful darkness.

The superb trio of Daunik Lazro on baritone sax, Benjamin Duboc on bass, and Didier Lasserre on drum & cymbals, in a live recording from Ecouter pour l'instant festival, a long open work inspired by poet Henri Michaux's writings on emptiness & tranquility.

The long-running trio of alto saxophonist Jean-Luc Guionnet and drummer Edward Perraud (Hubbub) and bassist Benjamin Duboc in a studio album of intense and expressive free jazz in the Albert Ayler tradition.

A 3 CD set from bassist Benjamin Duboc: a solo disc of low register improv; plus 2 discs in duo and trio settings with Didier Lasserre, Sylvain Guerineau, Jean-Luc Petit, Pascal Battus, Sophie Agnel & Christian Pruvost.

Luis Lopes put together this international group including Sei Miguel, Joe Giardullo & Benjamin Duboc for gigs in Portugal, which worked so well that they went to the studio for this impressive release.

Bassist Duboc's two part symphony with dual drummers and dual trumpeters is a journey that aims at the creative free improvisation of groups like the Art Ensemble, AACM, BAG, &c.

Moroccan tenor saxophonist in a trio with Benjamin Duboc & Edward Perraud, extended examinations on tracks of extended technique and expressive approaches to improv.