Donderer's parents were also musicians: his father a cellist, his mother a flautist. Since 1999 he has been concertmaster of the
Deutsche Kammerphilharmonie Bremen, at whose academy he also teaches, as well as concertmaster of the and has also been playing in the
Signum Quartet since 2016. In 2010, he made his first appearance as conductor with the Ensemble Oriol and
Christiane Oelze at a concert in the Berlin Philharmonie. He has played at the
Spannungen chamber music festival in
Heimbach. Donderer plays a violin by
Stefan-Peter Greiner from 2003. == Private life ==