Legal
Legal notice
Please note: This English version is provided for your convenience. Only the German version is legally binding: Legal notice.
Information pursuant to Section 5 of the German Digital Services Act (DDG)
André Nießen
Nießen Consulting
Konrad-Adenauer-Str. 36
41352 Korschenbroich, Germany
Germany
Legal form: sole proprietorship (small business), not entered in the commercial register.
Contact
Email: i n f o @ n i e s s c o n . d e
Contact form: www.niesscon.de/en/#contact
VAT identification number
VAT identification number pursuant to Section 27a of the German VAT Act (UStG):
DE219353441
Responsible for content pursuant to Section 18 (2) of the German Interstate Media Treaty (MStV)
André Nießen, Konrad-Adenauer-Str. 36, 41352 Korschenbroich, Germany
Use of artificial intelligence
This website was created with the support of artificial intelligence. Design, programming and draft texts were produced with the AI tool Claude Code (Anthropic).
All content has been reviewed, revised and approved by André Nießen, who bears full editorial responsibility.
No data is transmitted to AI services when you visit this website. No AI system (such as a chatbot) is used on the website itself.
Consumer dispute resolution
I am neither willing nor obliged to participate in dispute resolution proceedings before a consumer arbitration board (Section 36 of the German Consumer Dispute Resolution Act, VSBG).
Liability for content
The content of this website has been created with the greatest possible care. However, no guarantee can be given for its accuracy, completeness or timeliness. As a service provider, I am responsible for my own content on these pages in accordance with general law. The content is for general information only and does not constitute a binding offer.
Liability for links
Where this website contains links to external third-party websites, I have no influence on their content. The respective provider or operator of those pages is always responsible for their content. The linked pages were checked for possible legal violations at the time of linking; no unlawful content was apparent. Should any legal violations become known, such links will be removed immediately.
Copyright
The content and design of this website are subject to German copyright law insofar as they are protected by copyright. Reproduction, editing, distribution and any kind of use beyond the limits of copyright law require prior written consent. No third-party photos or graphics are used. The fonts Inter Tight and Roboto Mono are used under the SIL Open Font License 1.1.
Trademarks
Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Claude and Claude Code are trademarks of Anthropic, ChatGPT is a trademark of OpenAI, Microsoft Copilot is a trademark of Microsoft Corporation, GitHub Copilot is a trademark of GitHub, Inc., and Devin is a trademark of Cognition. All other product and company names mentioned are trademarks of their respective owners. They are mentioned solely to describe the technologies used; no partnership with or endorsement by the trademark owners exists.
As of: November 2026