Privacy policy

Last updated: 21 October 2026

This is a translation; the French version prevails.

Who is responsible

MIRABEAU TRUST, single-shareholder simplified joint-stock company (SASU) with a share capital of €500, 64 rue Mirabeau, 92160 Antony, France (Nanterre register 938 112 711), is the controller of the data of people who use the website and the app. Questions: roxane@mirabeau-trust.com · +33 6 95 91 96 09.

For its clients' Amazon business data (sales, fees, stock, advertising), MIRABEAU TRUST acts on the client's behalf; the client remains in control of it.

The data we process

• Your identity and login: name, email address, password (only stored as an irreversible hash), language, last sign-in date.
• Your company's details: company name, address, VAT number, contact details.
• Data from your Amazon seller account and, if you connect it, your ads account: sales, traffic, fees, refunds, stock, ad spend. Amazon access keys are encrypted.
• The costs you enter: purchase costs, packaging, other costs.
• Technical security data: IP address and email of failed sign-in attempts and password-reset requests.

Why

• To provide the dashboard and its calculations: performance of the contract.
• To protect accounts from intrusion (attempt limits, reset links): legitimate interest in security.
• To send service emails (forgotten password, change confirmations): performance of the contract.
• To support our clients: the MIRABEAU TRUST team can open client spaces for support.

How long

• Logins and client data: as long as the client uses the service, then deleted when the client space is closed.
• Failed sign-in attempts: 24 hours.
• Password-reset links: 60 minutes, single use.
• Sign-in cookies: 14 days at most.

Who can access it

Authorised people in your company, the MIRABEAU TRUST team, and our technical subcontractors, only to run the service:

• Hosting: Google Cloud EMEA Limited, 70 Sir John Rogerson's Quay, Dublin 2, Ireland; data located in the European Union (Belgium).
• Email delivery: OVH SAS, 2 rue Kellermann, 59100 Roubaix, France.
• Amazon, for access to your own seller and ads data, under the authorisation you give it.

We never sell or rent any data, and use no advertising trackers.

Cookies

The website crystal-clear-kpi.com sets no cookies. The app only sets cookies it needs to work, which are exempt from consent: the sign-in session (nhb_session) and the selected client (nhb_account). Your browser also keeps your language and table layout. No audience measurement.

Your rights

You can ask to access, correct, erase or port your data, restrict its processing or object to it, by writing to roxane@mirabeau-trust.com. You can also complain to the CNIL, the French data protection authority (www.cnil.fr).