From 2006 to the present, Stephan is the drummer and programmer of the world-renowned Scottish band Middle of the Road, and he is currently touring with this band throughout Europe. In 2007, he started working with Gianna Nannini; first in studio and finally on stage. The Pia Come la Canto Io Tour was followed by over 60 concerts of the Giannabest Tour in 2008. During the Amiche per l'Abruzzo Concert on 21 June 2009 at the San Siro stadium in Milan, Stephan joined the stage with Gianna Nannini, Laura Pausini and others to benefit the victims of the earthquake in the Abruzzes. Since 2008, he joined Andreas Wiersich's Midnight Story Orchestra where he continues to work as a jazz drummer. Also in 2008, he started touring with the singer/songwriter Solly Aschkar, for whom Stephan has additionally produced the album Miles.