Privacy
Privacy notice
This website is designed to collect as little personal data as practical.
Controller
SMART GmbH, Birkenstrasse 47, 6343 Rotkreuz, Switzerland, UID CHE-348.241.041. Privacy questions can be sent through the contact form by selecting “Other”.
Website delivery
The site is delivered through Amazon Web Services infrastructure and a global content-delivery network. Technical request data such as IP address, time, requested path, user agent and security signals may be processed temporarily to deliver and protect the service.
Contact form
If you send an enquiry, SMART GmbH processes the fields you submit in order to review and answer it. The form uses a private relay and Amazon Simple Email Service in the AWS Switzerland (Zurich) Region. Messages are not stored in the website application or a website database. They are delivered to an internal business mailbox and retained only as long as necessary for the enquiry, security and legal obligations.
Abuse protection
A short-lived, strictly necessary challenge cookie and rate-limit signals protect the form against automated abuse. The cookie contains no advertising identifier and expires after no more than 30 minutes.
Analytics and advertising
At launch, stn.ch uses no audience analytics, advertising pixels, session replay, embedded maps or social-media tracking. No optional tracking script is loaded.
Your rights
Subject to applicable law, you may request access, correction, deletion, restriction or portability, and object to certain processing. Identity may need to be verified before a request is fulfilled. You may also contact the competent data-protection authority.
Changes
This notice may be updated when processors, features or legal requirements change. Version: 21 July 2026.
This information describes the technical configuration at publication and is not individual legal advice.