1920
Merger with Hannoversche Bank, Braunschweiger Privatbank and Privatbank zu Gotha
1924-25
Merger with Württembergische Vereinsbank in Stuttgart and Essener Credit-Anstalt
1926
Participation in the founding of Lufthansa and in the merger of Daimler Motoren-Gesellschaft, Stuttgart, with Benz & Cie., Mannheim, to form Daimler-Benz AG
1929
Merger of Deutsche Bank and Disconto-Gesellschaft; the company receives the name "Deutsche Bank und Disconto-Gesellschaft"
1931-32
Following the banking crisis, Deutsche Bank und Disconto-Gesellschaft has to deposit 50 million reichsmarks of its RM 144 million share capital with the state-owned Golddiskontbank