the bank is headquarted in Frankfurt: <a href="https:&#x2F;&#x2F;www.db.com&#x2F;en&#x2F;content&#x2F;Imprint.htm" rel="nofollow">https:&#x2F;&#x2F;www.db.com&#x2F;en&#x2F;content&#x2F;Imprint.htm</a><p>As far as i know the Investment Banking branch mainly operates from out of London.