Born in 1955 in Mainz. Study of stage design at the Berlin Hochschule der Künste with Achim Freyer. Assistant to Achim Freyer, Robert Wilson, Axel Manthey, Johannes Grützke. Since 1983, Dreißigacker has worked as a freelance stage designer at the Cologne Schauspielhaus, the Hanover Staatstheater, the Munich Kammerspiele, the Frankfurt Schauspiel, the Hamburg Schauspielhaus and, in recent years, frequently at the Vienna Burgtheater. Guest Professorships at several universities, including the Berlin Hochschule der Künste and the Institute for Applied Theatre Studies at Gießen. Dreißigacker has worked together with the most diverse directors; he has enjoyed particularly long working relationships with Valentin Jeker and Karin Beier, the future General Director of the Cologne Schauspiel.