David Dettmer

David Dettmer is a seasoned financial professional currently serving as a Finanzmanager at ARB Investment Partners GmbH since November 2024 and as a Controller & Assistant to the CFO at Telegraphenamt since June 2023. David has a strong entrepreneurial background, having founded and led green tree as CEO from October 2018 to May 2023. Previous experience includes positions in operations and finance at roomify.de, and various controller roles at Evangelisches Krankenhaus Königin Elisabeth Herzberge and AMEOS Gruppe. David holds a Bachelor of Arts degree in Betriebswirtschaft im Gesundheitswesen from Hochschule Osnabrück and has additional education from Hochschule für Technik und Wirtschaft Berlin.