Florian Engelke

Guitars & Vocals

Sole remaining original band member // founded IO in 1995 under the name of trees and orchids // renamed the band around 2000 // handles all solo and rhythm guitars // main composer, lyricist, vocalist and producer

Norbert Müller

Guitars & Sound engineering

Joined IO in 2013 // has been contributing some kick-ass solo work and additional rhythm guitars since // handles all sound engineering and recording // keeps things together patiently and structures the chaos

Jan Ferdinand


Session vibraphone player who already contributed some jazz & fusion-oriented chime notes on Continuum of Absence // handles all vibraphones in IOand contributes some dreamy fusion guitar sounds here and there

Chris Zoukas


Joined IO in 2020 on session bass // handles all bass contributions from Athens // band member in Sacral Rage and Violent Definition // jazz and fusion connoisseur // humble human being, striking a sensible balance between utter technicality, sound and feeling

Lille Gruber


Joined IO in 2016 on session drums // drummer in Defeated Sanity // first album contribution for IO on Vision wallows in Symphonies of Light // guitar teacher, composer and jazz-rock, fusion as well as grimy Death Metal enthusiast

Céline Voccia


Joined IO in 2016 on session piano // Céline Voccia is a French pianist, composer and improviser in the free jazz scene in Berlin // Céline studied classical piano at the Geneva Conservatory and jazz music and improvisation in Paris and Berlin

Ava Bonam


Joined IO in 2020 on session vocals // gifted healer, astrologer, paintress, vocal coach, vocalist, piano player and impressive artist with a haunting voice and most subtle timbre // gifted sound engineer and producer herself

Daniel Agi


Joined IO in 2020 on session flute // dedicated to both, the contemporary as well as the classical repertoire // Daniel studied flute in the Conservatories of Cologne and Freiburg with Hans Martin Mueller and Prof. Robert Aitken