This article is about the band. For the Marvel Comics villains they are named after, see Mentallo and Fixer (comics)Mentallo and the Fixer (sometimes written as Mentallo & the Fixer) is the project name used by Texan electro-industrial musicians Gary Dassing (Mentallo) and Dwayne Dassing (The Fixer) from 1988 to 1999, and by Gary Dassing alone from 1999 to the present day. The band has several releases on the American record label, Metropolis Records.