Marcus Küster is Head of Philanthropy and Foundations at HAL Privatbank and Board Member for Finance and Sustainability at Deutsche Muskelschwundhilfe e.V. Previously, he was Branch Manager at a major bank and then Senior Family Officer for many years. In addition to other voluntary activities at the Lower Saxony Wadden Sea Foundation (Niedersächsischen Wattenmeerstiftung) and the Hamburg Spendenparlament e.V., he is involved in cooperation with the Association of German Foundations and the German Fundraising Association.