Privacy policy
This website collects as little data as possible. It uses no analytics or advertising tools and no tracking. Below we explain which data arises when you visit and what it is used for.
Controller
The controller within the meaning of the GDPR is the provider named in the legal notice. You will find the contact details there.
Hosting and server logs
The website is hosted by Vercel Inc., 440 N Barranca Ave #4133, Covina, CA 91723, USA. When you visit, the host processes technically necessary data: IP address, date and time, page requested, browser and operating system identifiers, referring page. This data is processed to deliver the pages and to defend against attacks (Art. 6 (1) (f) GDPR) and is deleted after a short time.
A data processing agreement is in place with Vercel. Transfers to the USA rely on the EU Commission's standard contractual clauses and the EU-US Data Privacy Framework.
Language choice
The website is available in German and English. The language is part of the address (English pages under /en); no cookies are set and no browser language preference is read or stored.
Contact by email
When you write to us by email, we process the data you provide to handle your request (Art. 6 (1) (b) and (f) GDPR). The data is deleted once the request is closed and no retention obligations apply.
Appointment booking
The "Book a conversation" button leads to appointment booking at Cal.com (Cal.com, Inc., USA). You leave our website only when you click it; Cal.com's privacy policy applies to processing there. We receive the appointment details you enter (name, email, requested time) to hold the conversation (Art. 6 (1) (b) GDPR).
Your rights
You have the right to access, rectification, erasure, restriction of processing, data portability and objection (Art. 15 to 21 GDPR), and the right to lodge a complaint with a supervisory authority (Art. 77 GDPR). Please use the address given in the legal notice.
Version
This policy applies from 3 October 2026 and will be updated whenever the processing changes.