Legal information


Responsible for the content of this website

Casteleyn & Eichhorn Architekten Ingenieure GmbH
Danckelmannstraße 9  |  14059 Berlin
Fon +49 (0)30 30 11 21 41  |  Fax +49 (0)30 30 11 21 43

Company information

German limited liability company (Gesellschaft mit beschränkter Haftung); Registered at the Local Court (Amtsgericht) of Berlin-Charlottenburg HRB 150558; Registered office: Berlin; 
VAT ID: DE290063490.


Siegfried Casteleyn, graduate engineer (Dipl.-Ing.) 
Hartmut Eichhorn, graduate engineer (Dipl.-Ing.) member of the Chamber of Architects Berlin, membership number: D04689.

Professional framework

Berlin Law on Architects and Chambers of Construction (ABKG)
The professional provisions of the Architects' Act and the Code of Conduct of the Chamber of Architects in Berlin shall apply. The texts of the Architects' Act and the Code of Conduct can be inspected and downloaded as PDF files from the website of the Berlin Chamber of Architects under the following links (in German):

› Law on Architects and Chambers of Construction

› Code of Conduct 

Professional liability insurance

Gothaer Allgemeine Versicherung AG, 50598 Cologne. The insurance covers our services as architects/general planners and includes cover in other European countries and outside Europe.

Liability for links

Our website contains links to external third party sites, and we have no influence on the content of these websites. Therefore we are also unable to accept any warranty for this third party content. The provider or operator of each external website is always responsible for the content of the websites linked to. The linked websites were checked for possible legal violations at the time when the link was inserted. At the time of the link, no unlawful content was identifiable. However, we cannot be reasonably expected to monitor the content of the linked websites permanently without any specific indications of a legal violation. If we learn of any legal violations, we will remove such links without delay.


The content, works and information provided on this website are subject to German copyright and intellectual property law. Any reproduction, processing, distribution and storage of any kind and any realisation of any kind outside the limits of copyright law shall require the written approval of the relevant right holder. Any unauthorised copying/storage of the information provided on this website is prohibited and liable to prosecution. Source: Disclaimer-Muster

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