Martin Hackett is a member of Oxford Improvisers and the Muzzix collective in Lille, France. He has been playing improvised music of one sort or another for as long as he can remember, for the past thirty years largely devoted to an obsessive exploration of the Korg MS10 synthesiser.

Sylvia Hallett is a multi-instrumentalist and composer. Her work grew out of the London Musicians Collective, where she played in a trio with Lol Coxhill and Susannah Ferrar, and was a regular contributor on NATO records with British Summer Time Ends.

George Haslam (born 22 February 1939, Preston, UK) is an English avant-garde jazz saxophonist. Haslam’s horns of choice are the baritone saxophone and the tárogató. Voted in the top twenty All Time World Greatest Baritone Saxists in Japanese Encyclopaedia of Jazz.

Based in the South of England, Hearn is one of Britain’s most vibrant musicians on the creative music scene today.

Oliver Heron is a pianist, improviser and composer based in London. He originally studied jazz at Guildhall but later gravitated towards experimental music, and studied contemporary composition with Laurence Crane and Bára Gísladóttir.

Mark Hewins has worked extensively with various Canterbury scene musicians, including Elton Dean and Hugh Hopper.

Homecoming is the three-way collaborative project of visual artist Laure Van Minden, VJ Michelle Brace and trumpeter Chris Dowding. Homecoming album on Bandcamp.

The sound artist Jörg Hufschmidt (Hanover) is known for his experimental/artistic dialogue between painting, sound performance, drawing and music.

Sophie Sleigh-Johnson is a Southend-on-Sea based writer, artist and performer.

Paul Jolly is a saxophonist, clarinettist and flutist working within the fields of contemporary improvised since 1969, when he joined the iconic People Band with whom he still performs.