A member of the band Touch, [1] as a songwriter Mangold's songs have been performed by Michael Bolton, Cher and Jordin Sparks, Paul Rodgers, Jennifer Rush and Laura Branigan.
He and Bolton later co-wrote "I Found Someone", a top-ten hit for Cher and originally recorded by Laura Branigan.
[citation needed] The Sign were formed by Mangold, Randy Jackson (Zebra), Terry Brock (Strangeways), Billy Greer (Kansas) and Bobby Rondinelli (Rainbow & Black Sabbath).
[6] Mangold has worked in Stockholm with songwriters, and released "My Confession" (co-written with Jon Bivona) and "Candelight" sung by Anniela on Hitworks Records.
[9] Other projects include Ashlie Luckett, and the comedian Lauren Francesca on the "Comic Con" YouTube music video.