On August 9, 2020, Martin Birch died aged 71. He was a music producer and sound engineer, worked with numerous musicians and bands including Jeff Beck, Peter Green, Deep Purple, Fleetwood Mac, The Groundhogs, Canned Heat, John Lee Hooker, Rainbow, Toad, Black Sabbath, Skid Row, Stackridge, Faces, Flash, Blue Öyster Cult, Iron Maiden, Silverhead, Gary Moore, Wayne County & the Electric Chairs, Roger Glover, Cozy Powell, and Michael Schenker Group.