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Data Processing Agreement

For customers in the EU / EEA who need a signed DPA to satisfy Article 28 GDPR. Last updated 2026-05-25.

When you need one

If you process personal data of EU / EEA residents through your GTM container, and you use GTM Composer to compose or deploy that container, you are the data controller and we are a data processor. A signed DPA documents that relationship and our security commitments.

For NND consulting clients the DPA is bundled with the master services agreement. For all other users we sign a standalone DPA on request — no charge.

What it covers

  • Subject matter + duration — the compose + deploy service for as long as your account is active.
  • Nature + purpose of processing — encrypting credentials at rest, calling the GTM API with your OAuth grant, writing non-live workspaces, persisting compose + deploy history.
  • Categories of data subjects — your employees who sign in to the tool, plus your end-users whose tracking the composed container will collect once you publish.
  • Sub-processors — Vercel (hosting), Neon (Postgres), Google (Tag Manager API + OAuth). Listed in detail on the privacy notice.
  • Technical + organisational measures — AES-256-GCM at rest, TLS in transit, OAuth-scoped access, HMAC-signed session cookies, principle-of-least-privilege admin access.
  • Sub-processor notification— 30 days' notice before adding or replacing a sub-processor.
  • International transfers — Standard Contractual Clauses (SCCs) plus the EU-US Data Privacy Framework where applicable.
  • Audit + cooperation rights — annual audit on reasonable notice, plus cooperation with your data-subject requests within the timelines GDPR sets.
  • Incident notification — written notice within 72 hours of becoming aware of a personal-data breach affecting your data.
  • Return + deletion — your data is exportable via GET /api/account/export and erased within 14 days of an /api/account/delete call or an email deletion request.

How to get it

Email hello@newnorth.nl with the subject line “DPA request — GTM Composer” and include your legal entity name + signing party. We'll send a countersigned PDF within five business days.

Contact

New North Digital, the Netherlands. hello@newnorth.nl.