[1] Stemann studied German literature and philosophy at the University of Hamburg, and drama, theatre and directing at the Max Reinhardt Seminar in Vienna.
The first time he received national attention was through the production of his Trilogy of Terror in 1997 at Kampnagel in Hamburg and Hoftheater Gostner in Nuremberg (Antigone by Sophocles, The Seagull by Anton Chekhov, Leonce and Lena by Georg Büchner).
Furthermore, Stemann production of Werther by Johann Wolfgang von Goethe in Nuremberg (1997), featuring Philipp Hochmair, is played at present in numerous national and international theatres.
His production The Work which premiered at the Academy Theatre in Vienna, was invited to the Berlin Theatertreffen and international festivals in 2004.
In 2007 Ulrike Maria Stuart was premiered at the Thalia Theatre in Hamburg, and subsequently invited for the Berlin Theatertreffen.