Address: Postfach 190008

40110 Düsseldorf

E - Mail:

Telefax: +49-3222-408-20-91


President:  Guido M. Schmitz

Press / Social Media: Kerstin Huber

Press contact:

Direct contact



Despite careful control of the contents, we do not assume any liability for the contents of external links.  The operators of the linked pages are solely responsible for their contents.


Privacy policy


The Club of Deduction (CoD) strictly adheres to the regulations applicable in Germany under the Federal Data Protection Act (BDSG) and takes the protection of your personal data very seriously.  If you have any questions about data protection, please contact us at any time in confidence at:


In principle, every access to our Internet pages, files and databases is logged for internal, system-related and statistical purposes, not least due to legal obligations.  We cannot easily assign this data to specific persons.  Nor is it passed on to external parties.


Further personal data is only collected if you voluntarily enter this information in a form in order to send us this data.  This data is processed and stored separately from the previously mentioned data; no systematic evaluation or forwarding takes place.


If you provide us with personal data in the context of an inquiry or an order, this data will be used exclusively by us and only for the purpose of processing.  Data will only be passed on to third parties if your inquiry or order makes this necessary.