Privacy policy

The protection of your personal data is very important to us. Therefore we process your data exclusively on the basis of the legal regulations (GDPR, Telecommunications Act 2003). In this privacy policy we inform you about the most important aspects of data processing within our website.


If you contact us via the form on the website or by e-mail, your data will be stored for six months to process the request and in case of follow-up questions. We will not share this information without your consent.


Our website uses cookies. These are small text files that are stored on your device using the browser. They do no harm. We use cookies to make our offer user-friendly. Some cookies remain stored on your device until you delete them. They allow us to recognize your browser on your next visit. If you do not want this, you can set up your browser so that it informs you about the setting of cookies and you only allow this in individual cases. Disabling cookies may limit the functionality of our website.

Links to websites of other providers

Our online offer contains links to websites of other providers. We have no control over the compliance of these providers with the privacy policy.


This website uses a web analytics service provided by open-source web analytics tool Matomo (
Matomo uses "cookies", which are text files placed on your computer to help the website analyse how visitors use the site. The information generated by the cookie about your use of the website is stored on our servers in Europe and is not transmitted to a 3rd party user.

The analysis of visitor information helps us to identify possible sources of error and user-friendly interfaces and to improve them. The analytics cookie assigns a user ID under which your IP address is stored in an anonymized form together with information on the respective usage behavior (traffic data) in a database. What is of interest here is not information about a specific person, but the abstract user behavior (under the ID number).

This data is saved and read out exclusively for your own use. The data will not be passed on to third parties. You can click here to prevent Matomo from collecting data. This will set an opt-out cookie that will prevent your data from being collected when you visit this website in the future.


Your rights

Basically, you have the right to information, correction, deletion, restriction, data portability, revocation and objection regarding your stored data. If you believe that the processing of your data violates data protection law or your privacy claims have otherwise been violated in any way, you can complain to the data protection authority or contact us at

You will find the contact details of our data protection officers as well as further information on the data applications of the BMK at