Privacy Policy

Learn how Omnistack collects, uses, and protects your personal data in accordance with GDPR and Belgian data protection law.

Last updated: March 2026

Data Controller

The data controller for this website is:

What Data We Collect

We collect the following personal data:

  • Contact form submissions: first name, last name, email address, phone number, subject, and message.
  • Language preference stored locally in your browser (localStorage) to remember your chosen display language.
  • Standard server access logs (IP address, browser type, pages visited, timestamps) for security and operational purposes.
  • Analytics data (only with your consent): anonymous page-view events via GTM, and behavioural data (click positions, scroll depth, session insights) via Contentsquare. No personally identifiable information is collected through these services.

Purposes of Processing

Your personal data is processed for the following purposes:

  • To respond to your enquiries submitted through the contact form.
  • To improve the functionality and user experience of our website.
  • To comply with legal obligations where applicable.

Legal Basis (GDPR Article 6)

  • Consent (Art. 6(1)(a)): when you submit the contact form or accept cookies.
  • Pre-contractual measures (Art. 6(1)(b)): when your enquiry relates to a potential engagement with Omnistack.
  • Legitimate interest (Art. 6(1)(f)): for server logs and website security.

Cookies and Local Storage

This website uses the following browser storage:

  • selectedLanguage (localStorage): stores your chosen interface language. This is functional and does not require consent.
  • cookieConsent (localStorage): stores your cookie consent choice.
  • With your consent, we use Google Tag Manager (GTM) and Contentsquare. These services may store cookies or use similar tracking technologies on your device.

Analytics and Tracking Services

When you accept cookies, we use the following third-party services:

Google Tag Manager (GTM)

We use Google Tag Manager to manage and deploy analytics scripts on our website. GTM itself does not collect personal data, but it loads and manages other tracking scripts. Data is processed by Google LLC under appropriate data processing terms. For more information, see the Google Privacy Policy: https://policies.google.com/privacy

Contentsquare

We use Contentsquare to understand how visitors interact with our website through anonymised behavioural signals (for example clicks and scroll depth). Contentsquare is activated only after your consent. For more information: https://contentsquare.com/privacy-center/

jsDelivr CDN

We load certain static assets through jsDelivr CDN to improve performance and reliability. Requests to jsDelivr may include technical metadata such as IP address and user agent as part of normal HTTP delivery.

You can withdraw your consent at any time by clicking "Essential only" in the cookie banner. Previously collected analytics data cannot be retroactively deleted from third-party systems.

Data Retention

Contact form enquiries are retained for as long as necessary to respond to your request and for up to 2 years thereafter for legitimate business purposes. Server logs are retained for a maximum of 12 months. You may request deletion of your data at any time.

Third Parties

We do not sell, rent, or share your personal data with third parties for marketing purposes. Your data may be shared with: • Hosting and infrastructure providers who process data on our behalf under appropriate data processing agreements. • jsDelivr (CDN delivery): content delivery infrastructure for static assets. • Google LLC (via Google Tag Manager): analytics script management. Governed by the Google Data Processing Terms. • Contentsquare SAS (EU): anonymised behavioural analytics, activated only with your consent.

Your Rights Under GDPR

As a data subject, you have the following rights:

  • Right of access (Art. 15): you may request a copy of the personal data we hold about you.
  • Right to rectification (Art. 16): you may request that inaccurate data be corrected.
  • Right to erasure (Art. 17): you may request deletion of your personal data.
  • Right to restriction of processing (Art. 18): you may request that we limit how we use your data.
  • Right to data portability (Art. 20): you may request your data in a structured, machine-readable format.
  • Right to object (Art. 21): you may object to processing based on legitimate interest.
  • Right to withdraw consent: where processing is based on consent, you may withdraw it at any time without affecting the lawfulness of prior processing.

To exercise any of these rights, please contact us at privacy@omnistack.be. We will respond within 30 days.

Supervisory Authority

You have the right to lodge a complaint with the Belgian Data Protection Authority if you believe your data has been processed unlawfully.

Data Protection Authority: https://www.dataprotectionauthority.be

Changes to This Policy

We may update this privacy policy from time to time. We will notify you of significant changes by updating the date at the top of this page. We encourage you to review this policy periodically.

Contact

If you have any questions about this privacy policy or how we handle your personal data, please contact us:

privacy@omnistack.be