Privacy policy
Last updated: 21 May 2026
This policy applies to trewren.com only—a portfolio site that links to separate products and services. It does not govern those external sites; each has its own privacy policy when you leave trewren.com.
Controller
AllBlazing B.V. (“AllBlazing”, “we”, “us”) is the data controller for trewren.com.
Address: Buitenwatersloot 81, 2613TB Delft, Netherlands.
KvK: 83648941.
Privacy questions about this website: mark@trewren.com.
Cookies and similar technologies
We use a small number of cookies and browser storage entries so the site works and, only if you agree, so we can measure traffic.
- Strictly necessary — stores your cookie choices and supports basic security and quota limits. These cannot be turned off.
- Analytics (optional) — Google Analytics 4 (GA4), only if you enable it in . GA4 gives us aggregated visit counts and pages viewed. We do not use it for advertising or profiling. IP addresses are anonymised in GA4 settings.
You can change or withdraw analytics consent at any time via in the footer.
What this site collects
If you accept analytics, Google may process technical data (e.g. pages viewed, approximate location, device type) as described in Google’s privacy policy. We do not sell personal data.
If you reject analytics, we do not load Google Analytics on your visit.
When you follow a link to another website (a product, the App Store, Buy Me a Coffee, etc.) that site’s policy applies, not this one.
Legal basis (GDPR)
- Legitimate interests (Art. 6(1)(f)): operating and securing the site; storing your cookie choice.
- Consent (Art. 6(1)(a)): analytics cookies, only when you opt in.
Retention
Your cookie preference is kept in your browser until you clear site data or change it in Cookie preferences. Analytics data retention follows Google’s settings for our GA4 property.
Your rights
If you are in the EU/EEA or UK, you may have rights to access, rectify, erase, restrict, object, or port personal data, and to complain to a supervisory authority. In the Netherlands: Autoriteit Persoonsgegevens.
Changes
We may update this page; the date above will change when we do.