Mark Ellis was born on 16 August 1960 in London, England. As a child, Ellis attended St Olave's Grammar School in Orpington, England. He began his music career as the vocalist for the band Seven Hertz. During that same time, he began his professional studio career as a runner at Morgan Studios in London, where he also served as Tape Operator on 1984 by Rick Wakeman. Ellis also was a runner at Battery Studios in London and held apprenticeships at Marcus Studios and Trident Studios.