British mastering, cutting and recording engineer. On many Yes records erroneously credited as Sean Davis.
Started as technical engineer 1958 at I.B.C. Studios but soon started to cut records on the Lyrec Mono lathe until 1959.
Worked for a manufacturing company in 1960 and 1961.
Returned to IBC and worked there between 1961 and 1965.
Founded General Recording Services in 1965 and operated it until 1971 as recording engineer.
Was a freelance engineer from 1971 to 1977 and also was technical engineer at Scorpio Studios.
Cut records for Foon in 1977 while training staff on the Lyrec lathe that Foon bought from IBC.
Worked for Strawberry Mastering between 1978 and 1983.
Became a freelance sound engineer and audio consultant specialising in studio design and lathe restoration (especially Lyrec) as well as shellac and lacquer cutting.
Retired in the 2010s.
Sometimes "דייויס" or "דביט" is etched in the runouts, being Hebrew for Davies.