Synergy Mastering, Cardiff

Synergy Mastering is a UK-based company which masters music. Charlie Francis established Synergy Mastering. He has over thirty years of music industry experience as an engineer and record producer; having worked with REM, Steve Winwood, Will Oldham, Future of The Left, Sweet Baboo, Robyn Hitchcock and The Manic Street Preachers. Charlie is also a musician and songwriter.