Donner & Reuschel AG is a German bank organised as a limited company (Aktiengesellschaft) and headquartered in Hamburg. Until 2010, it was known as Conrad Hinrich Donner Bank AG. The bank specialises in private banking and has 580 employees in Hamburg, Munich and other offices. It has a subsidiary in Luxembourg, Donner & Reuschel Luxemburg S.A. In 2009 and 2010, it was recognised as Hamburg's best employer. Since 1999 the bank is a part of the Signal Iduna insurance and financial services group.