As Marc de Ville, he recorded a few singles, including "Annie (I Don't Wanna Talk About the Weather)", "Walking Alone in the Rain" and "California".
Köhler performed with a diverse range of musicians, including Marius Müller-Westernhagen and heavy metal band Saxon.
Several of Köhler's synth-pop productions, including Solid Strangers, Boo Who, Straight Flush and Broken Dreams, were influenced by Hannes Schöner, who later formed Fair Control, and producer Peter Columbus.
[1] In late 1984, Köhler was contracted as a studio session musician for the Modern Talking project to be part of the falsetto chorus.
After the dissolution of Modern Talking, Köhler joined the Blue System project created by Dieter Bohlen and Luis Rodriguez.