Privacy & Data Protection Policy

Last updated: October 2026 • Compliant with GDPR and French CNIL standards

1. Data Controller

Gallma SAS ("Gallma", "we", "us") operates as the data controller for personal data collected through this website and thermal assessment request forms.

2. Information We Collect

When you request a thermal insulation quote or assessment, we collect:

• Identity: First Name, Last Name
• Contact Details: Email Address, Telephone Number
• Property Information: Street Address, Postal Code, City, Property Type, Estimated Roof Area ($m^2$)

3. Purpose and Legal Basis of Processing

Your data is processed based on pre-contractual measures (Article 6(1)(b) GDPR) to evaluate your roof specifications, compute radiative cooling potential, and deliver your personalized quote.

4. Conversion Measurement & Enhanced Conversions

This website employs Google Tag Manager and Google Ads Conversion Tracking to assess campaign effectiveness. In accordance with privacy-by-design standards, user contact information submitted via lead forms is converted into one-way SHA-256 cryptographic hashes before being transmitted for matching purposes (Enhanced Conversions for Web).

5. Data Retention & Your Rights

Data submitted for quotes is retained for no longer than necessary to manage the commercial relationship. In accordance with the GDPR, you have the right to access, rectify, or request deletion of your personal data by contacting us at privacy@gallma.com.