SpiessConsult GmbH & Co. KG

Am Deich 26
40547 Düsseldorf


Tel: +49 211 55 02 17 - 0
Fax: +49 211 55 02 17 – 2 17
Mail: info(at)

Managing directors: Ina Spiess, Robert Fuchs, Ewald Spiess

Commercial register: Amtsgericht Düsseldorf
Commercial register number: HRA 18879
Tax number: 103/5833/3106

VAT number: DE250279284

General partner: Spiess GmbH
Commercial register: Amtsgericht Düsseldorf
Commercial register number: HRB 12031




Copyright 2023, SpiessConsult GmbH & Co. KG. All rights reserved. All texts, photos, graphics, sound, video and animation files and their arrangements are subject to copyright and other laws and regulations regarding the protection of intellectual property. They may not be copied either for commercial purposes or for distribution, nor may they be modified and used on other websites. Some SpiessConsult Internet pages also contain pictures that are subject to the copyright of those who provided them.


All brand names and trademarks mentioned on the Internet site and possibly protected by third parties are subject without restriction to the regulations of the relevant marking/labelling legislation and the rights of possession of the respective registered owners. The sole fact that such trademarks are cited shall not be deemed to indicate that they are not protected by third party rights.


The content of these sites has been carefully formulated and checked. SpiessConsult does not accept any liability or offer any guarantee for its quality or that the information provided is up-to-date, accurate or complete.

Liability claims made against SpiessConsult which relate to loss of goodwill or material damage caused by the usage or non-usage of the featured information or through the use of incorrect and incomplete information are not permitted unless it can be demonstrated that SpiessConsult acted wilfully or was grossly negligent.

SpiessConsult explicitly reserves the right to alter, supplement or delete parts of the site or the entire site without prior notice or to discontinue publication for good.

References to other websites

In the event that SpiessConsult refers directly or indirectly to third party websites through links, SpiessConsult shall only be liable if it has exact knowledge of the content and if it is technically possible and reasonable to prevent its use in case of illegal content.

SpiessConsult hereby expressly declares that the respective websites did not include any illegal content at the time of linking. SpiessConsult has no influence whatsoever on the present and future design of the linked sites. SpiessConsult therefore expressly distances itself from all changes made to the linked sites after linking. This also applies to third-party entries in guest books, discussion forums and mailing lists set up by SpiessConsult.

SpiessConsult is not responsible for the content, availability, correctness or accuracy of the linked sites, their offerings, links or advertising. SpiessConsult does not accept any liability for illegal, faulty or incomplete content and in particular for damage caused by the use or non-use of the information offered on the linked sites.

License rights

SpiessConsult aims to offer an innovative and informative Internet program. We therefore hope that you are just as pleased with our creative design as we are. We nevertheless ask you to appreciate that SpiessConsult must protect its intellectual property, including patents, trademarks and copyright, and that these Internet sites do not grant any license rights whatsoever to SpiessConsult's intellectual property.

Legal effectiveness

This disclaimer of liability should be considered part of the content of the site from which a link has been made to this site. Should parts or individual formulations of this text fail to comply with or no longer comply with the current legal position in whole or in part, the content and validity of the remaining parts of the document shall remain unaffected.