This is an English convenience translation. The legally relevant version for Germany is the German text on the German page.

1. Controller

Georgi Petkov
IT-Remarketing Petkov
Brown-Boveri-Str. 4
63457 Hanau
Germany
Email (support): support-mhd@petkov-tech.de
Email (general): info@petkov-tech.de

2. Hosting

This website is hosted by a provider. When you visit the website, technically necessary data is processed to deliver the website and to ensure security. We have concluded a data processing agreement with the hosting provider in accordance with Art. 28 GDPR.

3. Access data (server log files)

The hosting provider may process server log data such as:

• IP address
• date and time of access
• requested page/file
• data volume transferred
• browser type/version and operating system
• referrer URL (if transmitted by the browser)

This data is processed exclusively for technical operation, stability and security (e.g. defense against attacks and error analysis). No tracking or profiling takes place. The processing is based on Art. 6(1)(f) GDPR (legitimate interest in providing the website securely and reliably).

4. Contact

If you contact us by email (e.g. support-mhd@petkov-tech.de), the data you provide (email address and message content) is used only to process your request.

5. Your rights

You have the following basic rights under the GDPR, in particular:

• access
• rectification
• erasure
• restriction of processing
• objection to processing based on legitimate interests
• the right to lodge a complaint with a data protection supervisory authority

6. Note about this website

This website does not use cookies, tracking tools or analytics services. There are no user accounts and no login area on the website.

7. Note about the “MyHeating Designer” macOS app

The desktop app runs locally on your Mac. Project data is stored in files on your computer. There is no user account, no cloud sync and no built-in telemetry or analytics in the app. Whether and where you share project files or PDF exports is your responsibility. Further details are available in the app’s planning notice and in the App Store privacy label.