From Queenpedia.com

David Richards is a record producer located in Montreux, Switzerland. He has engineered and co-produced many albums by Queen, David Bowie and several other bands.

Selected discography

Albums (co-)produced by David Richards:

• Roger Taylor – Strange Frontier (1984)
• Queen – A Kind Of Magic (1986)
• The Cross – Shove It (1988)
• Freddie Mercury and Montserrat Caballé – Barcelona (1988)
• Queen – The Miracle (1989)
• Queen – Innuendo (1991)
• Queen – Made In Heaven (1995)

Albums engineered by David Richards:

• Queen - Live Killers (1979)