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Greyveil Ltd

Cookie Policy

Last updated: 10 November 2026

This policy explains how this website, operated by Greyveil Ltd (company no. 17228832, 128 City Road, London EC1V 2NX), uses cookies and similar technologies, and how you can control them. It should be read with our Privacy Notice.

1. What cookies are

Cookies are small text files placed on your device when you visit a website. Similar technologies, such as your browser's local storage, work in a comparable way. In this policy, "cookies" covers both.

2. Our approach

3. The cookies we use

Strictly necessary (always on)

These are needed for the website to work and to remember your privacy choice. They do not require consent.

NameProviderPurposeDuration
gv_consentGreyveil (this website)Remembers whether you accepted or rejected optional cookies. Stored in your browser's local storage.Until you clear it

Analytics (optional)

Help us understand how visitors use the website, so we can improve it.

NameProviderPurposeDuration
_gaGoogle AnalyticsDistinguishes visitors2 years
_ga_<container-id>Google AnalyticsKeeps the state of a visit2 years

Advertising measurement (optional)

Tell us which of our Google advertisements lead to enquiries, so we spend our advertising budget well. We do not use them to show you advertising on other websites.

NameProviderPurposeDuration
_gcl_auGoogle AdsLinks a visit to an advertisement click (conversion linker)90 days
_gcl_awGoogle AdsStores the advertisement click identifier90 days

Enhanced conversions. Only if you accept these cookies, when you send an enquiry your email address and phone number are converted in your browser into a scrambled code (SHA-256 hash) that Google cannot read, and only that code is sent to Google to confirm that the enquiry came from one of our advertisements. If you reject optional cookies, nothing is sent.

To be re-checked against the live Google Tag Manager set-up before launch.

4. Google Tag Manager and Consent Mode

We use Google Tag Manager to load the tools above. It does not set cookies itself. We use Google Consent Mode: until you accept optional cookies, and if you reject them, Google tags run without cookies (Consent Mode v2, advanced mode) and send only limited signals (for example, that a page was viewed) that do not identify you. These help us count visits in aggregate.

5. Hosting

This website is hosted by Netlify, Inc. Netlify processes technical data, such as your IP address, to deliver the pages securely. It does not set marketing cookies on this website.

6. How to change your choice

7. Contact

Questions about this policy: Daniel Goodbody, Founder and Managing Director, daniel@grey-veil.com. More about how we handle personal data, and your rights, is in our Privacy Notice.