Last updated: 1 January 2026

Sgromstemm ("we", "us", "our") operates sgromstemm.lat and is committed to protecting your personal data in accordance with the General Data Protection Regulation (GDPR) and applicable Germany law.

1. Data Controller

Sgromstemm, Torstraße 148, 10119 Berlin, Germany. Email: [email protected]. Phone: +49 30 2847 9200.

2. Information We Collect

We may collect: name, email address, phone number, and project details when you contact us via our website form or email. We also collect technical data such as IP address and browser type through essential cookies.

3. How We Use Your Data

4. Legal Basis

We process personal data based on: your consent (contact forms), contractual necessity (service delivery), and legitimate interests (website security and improvement).

5. Data Retention

Enquiry data is retained for up to 3 years. Project-related data is retained for 7 years for legal and accounting purposes. Cookie preferences are stored locally in your browser.

6. Your Rights

You have the right to access, rectify, erase, restrict, or port your personal data, and to object to processing. Contact us at [email protected] to exercise these rights.

7. Third Parties

We do not sell personal data. We may share data with service providers (hosting, email) who process data on our behalf under data processing agreements.

8. Contact

For privacy-related questions, contact our data protection officer at [email protected].