Röttger co-founded the influential German techno label Low Spirit and managed the music festival Mayday.
[1] Röttger was also a photographer and writer for periodicals such as Informations-Dienst zur Verbreitung unterbliebener Nachrichten, the Munich Blatt and Die Tageszeitung.
He organised music events and brought musicians and bands like Einstürzende Neubauten, Killing Joke, Gang of Four, Fad Gadget, Hans-A-Plast and Deutsch-Amerikanische Freundschaft to Münster.
[1] Röttger fostered the careers of musicians like WestBam, DJ Dick, Marusha, RMB, Hardsequencer, Raver's Nature and Mark 'Oh.
In 2006 Röttger and his partners closed down Label Low Spirit and sold the rights for Mayday to the company i-Motion.