1. Controller
The responsible provider of this website in terms of data protection law is:

HCR CONSULTING
Hanns Christoph Rauser
Consulting Engineer for HVAC&R and Acoustics
Lerchenweg 23
74321 Bietigheim-Bissingen
Germany
Phone: +49 7142 930896
Email: info(at)hcr-consulting(dot)com
VAT ID No. DE262141635

2. General Information on Data Processing
We process personal data of users of this website only to the extent necessary to provide, optimize, and secure our online services. The processing is carried out in accordance with Art. 6(1) GDPR.

3. Access Data / Server Log Files
When visiting this website, certain data is automatically collected for technical reasons. This includes:

1. IP address (shortened or anonymized)
2. Date and time
3. Accessed file / URL
4. Browser and operating system used
5. Referrer URL
6. Hostname of the accessing device

These data are used to ensure the smooth operation of the website and are automatically deleted after an appropriate period.
Legal basis: Art. 6(1)(f) GDPR (legitimate interest).

4. Cookies
Our TYPO3 website uses cookies to provide technical functions such as sessions or language settings.
Necessary cookies are used on the basis of Art. 6(1)(f) GDPR.
Optional cookies (analytics, external services) are only set after consent in accordance with Art. 6(1)(a) GDPR.

5. TYPO3-Specific Information
TYPO3 uses the following technical functions:

1. Frontend session cookies (fe_typo_user): Store technical session data.
2. Caching mechanisms: Improve performance.
3. Formhandler / ExtForm / form extensions: Process data entered in forms.
4. No data is transferred to third parties unless explicitly stated.