Data protection

Privacy policy of the German Tenants' Association Bonn/Rhein-Sieg/Ahr e.V.


The German Tenants' Association Bonn/Rhein-Sieg/Ahr e.V. appreciates your visit to our website and your interest in our organisation and our membership services.

The protection of your personal data during processing throughout the entire business process is an important concern for us and we want you to feel secure when visiting our website.



Each time our website is accessed, the following data is stored in a log file


IP address of the accessing computer
Name of the retrieved file
Date and time of access
Volume of data transferred and notification of whether the retrieval was successful
Information provided by the user: Browser type and version


The data stored in the log file is analysed in anonymised form and exclusively for statistical purposes and to improve our website. It is not passed on to third parties and is deleted after seven days.



In addition, temporary cookies (so-called session cookies) are used to facilitate navigation. These cookies do not contain any personal data and expire at the end of the session.


Social plugins

Twitter / X

We have integrated functions of the Twitter service on our website. These functions are offered by Twitter Inc, Twitter, Inc. 1355 Market St, Suite 900, San Francisco, CA 94103, USA. By using Twitter and the Re-Tweet function, the websites you visit are linked to your Twitter account and made known to other users. Data is also transmitted to Twitter. We would like to point out that, as the provider of the pages, we have no knowledge of the content of the transmitted data or its use by Twitter. Further information on this can be found in Twitter's privacy policy at



Functions of Facebook Inc, 1601 S. California Ave, Palo Alto, CA 94304, USA (Facebook) are also integrated on our pages. We have no influence on the scope of the data that Facebook collects with this service. By using our website, you consent to the processing of automatically collected data by Facebook, its representatives and third parties in accordance with Facebook's terms and conditions. You can find more information on this in Facebook's privacy policy here



If you would like to receive the newsletter offered on the website, we require your e-mail address and first and last name for verification purposes. The newsletter can also be requested free of charge by non-members.
The data is stored exclusively for the purpose of sending the newsletter and will not be passed on to third parties.
Subscription to the newsletter can be cancelled at any time. All you need to do is send an email to


External links

Our website (as well as Facebook and Twitter) contains links to other websites where no legal infringements were recognised at the time the links were created. However, the Bonn Tenants' Association has no influence on changes to the respective pages. If we are subsequently notified of any legal violations, the link will be removed immediately.



We would like to point out that data transmission over the Internet (e.g. when communicating by e-mail) may be subject to security vulnerabilities. Complete protection of data against access by third parties is not possible.

Information obligations pursuant to Art. 13 para. 1 GDPR with regard to the collection of personal data:

In order to be able to provide our services to our members, we are dependent on collecting, processing or otherwise utilising data.

We only use our members' personal data to process the business relationship. This data is not used for market research, advertising or profiling unless there is an agreement between the member and us, which can be cancelled by the member at any time.


Responsible person:
Chairman of the Board:

Tenants' Association Bonn/Rhein-Sieg/Ahr e.V.
Bernhard von Grünberg
Noeggerathstr. 49, 53111 Bonn
0228 / 94 93 09 -12


Deputy Chairwoman:
Tenants' Association Bonn/Rhein-Sieg/Ahr e.V.
Barbara Steenbergen
Michael Schleicher
Noeggerathstr. 49, 53111 Bonn


Data protection officer:
Tenants' Association Bonn/Rhein-Sieg/Ahr e.V.
Legal Assessor Sven Näke
Wilhelmstr. 58, 53721 Siegburg
02241/96 98-170


Purpose of collection and processing

Personal data is collected and processed in accordance with Art. 6 para. 1 b) GDPR for the purpose of fulfilling the business relationship with the member.


We transmit personal data to the following companies to fulfil the contract

  • Addresses MieterZeitung:
    DMB Verlags- und Verwaltungsgesellschaft des
    Deutscher Mieterbund mbH
  • Correspondence / dispatch of invoices and reminders
    Postbox Deutsche Post AG
  • Execution of Sepa mandates for the collection of membership fees
    Sparkasse KölnBonn
  • Personal data to which third parties may have access
    Backup and databases for member administration
    IT contract partner


Duration of storage

The data collected will be stored for a period of 10 years after the tax return has been prepared and after termination of membership to fulfil tax retention obligations in accordance with § 257 HGB.


Rights of data subjects

On request, we will provide you with information free of charge about the status of the personal data collected about you and about the further processing of this data in accordance with the aforementioned provisions. We will correct, block or delete your personal data in part or in full in accordance with the legal requirements. For your enquiry, please refer to the contact details above. If you are of the opinion that the processing of your personal data is unlawful, we refer you to the right of appeal to the competent supervisory authority.