Mastering and vinyl cutting engineer who began his career in 1974. Owner of Better Quality Sound. Mastering signature: DC BQS (may be often misread as DeBos, DeB?s, DeBφs, DcBφs, Dc365, DeRcs, DeRos, Lee Ros or similar). He has worked for Oasis Mastering and also at Plush Vinyl, in this case the typical signature appears as DC Plush.