Privacy Policy

1. Controller

2. General information on data processing

The protection of your personal data is important to me. This privacy policy informs you about the nature, scope, and purpose of the processing of personal data on this website.

3. Hosting

This website is hosted on Firebase (Google Cloud). When accessing the website, information is automatically stored in so-called server log files, which your browser automatically transmits. These are:

• Browser type and version
• Operating system used
• Referrer URL
• IP address of the accessing computer
• Time of server request

This data is not merged with other data sources. The legal basis for data processing is Art. 6 para. 1 lit. f GDPR (legitimate interest in a stable and secure website).

4. No cookies

This website does not use cookies. No tracking cookies, analytics cookies, or any other cookies are set.

5. No tracking or analytics tools

No tracking or analytics tools are used on this website. There is no analysis of user behavior. No data is transmitted to third parties for analysis purposes.

6. Fonts (self-hosted)

This website uses the fonts "DM Serif Display" and "IBM Plex Sans". These fonts are hosted locally on the server (self-hosting). There is no connection to Google servers or other third-party providers. No personal data is transferred to third parties.

7. Appointment booking via Cal.com

For appointment booking, I use the service Cal.com (Cal.com, Inc.). When you book an appointment, the data you enter (name, email address, and any other information) is transmitted to and processed by Cal.com.

Processing is based on Art. 6 para. 1 lit. b GDPR (performance of pre-contractual measures) or Art. 6 para. 1 lit. a GDPR (consent).

For more information about data protection at Cal.com, please see their Privacy Policy.

8. Contact via email

When you contact me by email, your information including the contact details you provide will be stored for the purpose of processing the inquiry and in case of follow-up questions. This data will not be passed on without your consent.

Processing is based on Art. 6 para. 1 lit. b GDPR (pre-contractual measures) or Art. 6 para. 1 lit. f GDPR (legitimate interest in responding to inquiries).

9. Your rights

You have the right to free information about your stored personal data, its origin and recipients, and the purpose of data processing, as well as a right to correction, blocking, or deletion of this data at any time. You can contact me at any time regarding this and other questions about personal data.

Specifically, you have the following rights:

• Right of access (Art. 15 GDPR)
• Right to rectification (Art. 16 GDPR)
• Right to erasure (Art. 17 GDPR)
• Right to restriction of processing (Art. 18 GDPR)
• Right to data portability (Art. 20 GDPR)
• Right to object (Art. 21 GDPR)

10. Right to lodge a complaint with a supervisory authority

Without prejudice to any other administrative or judicial remedy, you have the right to lodge a complaint with a supervisory authority if you believe that the processing of personal data relating to you infringes the GDPR.

The responsible supervisory authority is: Landesbeauftragte für Datenschutz und Informationsfreiheit Nordrhein-Westfalen Postfach 20 04 44 40102 Düsseldorf www.ldi.nrw.de

11. Changes to this privacy policy

I reserve the right to adapt this privacy policy so that it always complies with current legal requirements or to implement changes to my services in the privacy policy. The new privacy policy will then apply to your next visit.

As of: March 2026