HappyClient BV engages the sub-processors below to deliver its services. This list is Annex 2 of our Data Processing Agreement, which forms part of the HappyClient Terms and Conditions.
Last updated 8 October 2026.
Sub-processors that process participant data
| Sub-processor | Role | Location / region | Transfer mechanism |
|---|---|---|---|
| Vercel Inc. (US) | Hosting of web applications; storage of raw video uploads | EU (Frankfurt) | DPA + SCCs (US parent company) |
| Google Cloud (Google Ireland Ltd) | Video processing and secrets management | EU, Belgium region (europe-west1) | Within the EEA |
| Cloudflare Inc. (US) | Storage of processed media (finished videos, audio, thumbnails) | Western Europe (WEUR) | DPA + SCCs |
| Upstash Inc. (US) | Session database (name, email, consent, answers, transcripts) | EU, AWS eu-central-1 (Frankfurt) | DPA + SCCs (US parent company) |
| OpenAI LLC (US) | AI transcription and subtitle correction/translation | US | DPA + SCCs; API data is not used for model training |
| OpenRouter Inc. (US) | AI text processing of transcripts (summaries, labels), via Google models | US | DPA + SCCs |
| Resend Inc. (US) | Transactional email notifications | US | DPA + SCCs |
| PostHog Inc. | Product analytics (no session recording) | EU hosting | Within the EEA |
| Functional Software Inc. (Sentry) | Error logging | EU hosting (Germany) | Within the EEA |
Sub-processors that only process account and billing data of platform users
| Sub-processor | Role | Location / region | Transfer mechanism |
|---|---|---|---|
| Clerk Inc. (US) | Authentication of platform users (interview participants do not need to log in) | US | DPA + SCCs |
| Neon Inc. (US) | Database for organisation and platform metadata (no participant data) | EU, AWS eu-central-1 (Frankfurt) | DPA + SCCs (US parent company) |
| Stripe Payments Europe Ltd. (IE) | Payment processing for invoicing | EU (Ireland); transfer to Stripe Inc. (US) possible | DPA + SCCs |
Changes to this list
Changes to this list are published on this page at least 14 days before they take effect. If you want an e-mail notice as well, send your address to privacy@thehappyclient.com; customers with a countersigned DPA receive it automatically.
Nederlands
De Nederlandstalige voorwaarden staan in onze verwerkersovereenkomst. Bijlage 2 daarvan bevat deze lijst in het Nederlands.