Stefanie Kollenberg

Stefanie Kollenberg is an experienced project manager currently working at Oberlinhaus since July 2022. Previously, Kollenberg held leadership roles in advertising and corporate publishing at DUZ Verlags- und Medienhaus GmbH from January 2016 to June 2022, where responsibilities included managing advertising business and developing publication concepts in the scientific field. Prior to that, Kollenberg contributed at Dr. Josef Raabe Verlags-GmbH from 2008 to 2016 in various roles related to corporate publishing and advertising department leadership. Early career experience includes working as a product manager, secretary, and team leader at companies such as Bertelsmann SE & Co. KGaA and Papagena Kartenvertriebs GmbH. Kollenberg holds a diploma as an Online Marketing Manager from Wirtschaftsakademie Wien and a degree in cultural work from the University of Applied Sciences Potsdam.