Composer, musician and sound engineer with French-Welsh roots. 1987-1996 he mixed world-renowned groups in London ( the Camden Palace, Dingwalls, The Marquee Club, Ministry of Sound, The Limelight, The Hippodrome, The Astoria ) plus many shows from Hollywood to Hong Kong. Afterwards, he worked as Production Manager for the Nice Jazz Festival in France ( for 10 years ) and R&S Records in Ghent, where he met his Viking brother, Swedish artist Robert Leiner. Together with Robert, he releases albums and creates beautiful soundscapes for Celestial Mekaniks' theatre performances. He is co-founder and creator of the non-profit organisation. " I had a dream that I made into reality: Celestial Mekaniks ".