James Gardner is a New Zealand-based composer and musician. Born in Liverpool, England, he co-founded the electronic music group Apollo 440 before relocating to New Zealand in 1994. There, he established the contemporary music ensemble 175 East and has been active as a broadcaster and educator in contemporary music.

Tom Katsimpalis was a multi-instrumentalist and visual artist associated with Biota. His contributions included guitars, harmonica, clavioline, ektara, and prepared music boxes. He was also known for his work in visual arts, contributing to the collective's aesthetic.Randy Miotke

Steve Scholbe is a guitarist and reed player associated with Biota and the Mnemonist Orchestra. His instrumentation includes acoustic archtop guitar and rubab, contributing to the ensemble's diverse sound palette.

Gordon H. Whitlow is a composer and instrumentalist who has been with Biota since 1985. He is also a principal member of the project Sorry For Laughing. His instruments include electric organ, pump organ, accordion, and processing tools, enriching Biota's experimental compositions.

Larry Wilson is a drummer and percussionist contributing to Biota's rhythmic elements. His expertise in kit drums and percussion adds dynamic layers to the group's experimental soundscapes.

Randy Yeates is a visual artist and musician involved with Biota and the Mnemonist Orchestra. His musical contributions include keyboard work, notably the biomellowdrone, and he has been part of other groups like Artco and Viewpoint.

"Chris Cutler started messing about with banjo, guitar and trumpet at school, settling for drums and playing shadows and other instrumental covers in his first band in 1963. Subsequently he played in R'n'B and Soul Bands, winding up in 1967 playing in London's psychedelic clubs. At the start of the seventies, with Dave Stewart, he co-founded The Ottawa Music Co, a 22 piece Rock composer's orchestra, eventually joining British experimental group Henry Cow with whom he toured, recorded and worked in dance and theatre projects until it's demise in 1978. In 1977 Henry Cow, The Mike Westbrook Orchestra and Frankie Armstrong formed a big-band and toured around Europe. After Henry Cow, Cutler went on to co-found a series of mixed national groups Art Bears, News from Babel, Cassiber, The (ec) Nudes, P53 and The Science Group. He was a permanent member of American bands Pere Ubu, Hail and The Wooden Birds and now works sporadically with John Rose, Fred Frith, Zeena Parkins, Iancu Dumitrescu, Peter Blegvad and Stevan Tickmayer.

Other lasting collaborations have included Aqsak Maboul (Belgium), Lussier/Derome and Les Quatre Guitaristes (Canada), The Kalahari Surfers (Africa), Perfect Trouble (Germany), Between (Sweden), N.O.R.M.A., (Italy), Telectu (Portugal), Mieku Shimuzu (Japan),The Hyperion Ensemble (Romania), The Film Music Orchestra, 'Oh Moscow', Gong, The Work and Towering Inferno (UK), The Residents (USA), and stateless Tense Serenity and Mirror Man. There have also been countless improvisational groupings and solo performances. Recent projects include Radio pieces with Lutz Glandien and Shelly Hirsch, Live Soundtrack for Carl Dreher's Vampyr (with Italians Musci and Venosta), his Timescales project and work with David Thomas and Linda Thompson.

He also founded and runs the independent label and distribution service ReR/Recommended and, until 1991, the East European specialist label Points East. He is editor of the New Music magazine Unfiled and author of the theoretical book File Under Popular as well as of numerous articles and papers published in 14 languages. He lectures intermittently on theoretical and music related topics. He has appeared on more than 100 recordings."

"Susanne Lewis is an American musician, songwriter and artist. She is a solo-artist and a founder or collaborator of a number of bands and music projects. She has a band with Bob Drake called Hail, and she also releases music under her own name. She was a member of the band Thinking Plague and has guested on albums by 5uu's (Hunger's Teeth, 1994) and Biota (Object Holder, 1995)."