Synthesia Subprocessors List (September 2026): Changes and History
Synthesia names 29 subprocessors on its published list. Read from the vendor's own page and re-checked daily.
Last checked September 26, 2026
Official source ↗
Synthesia subprocessors (September 2026)
| # | Subprocessor | Purpose | Location | Data |
|---|---|---|---|---|
| 1 | Synthesia Inc. | Subsidiary engaging employees for various roles involved in the delivery of the SaaS to the customer. | United States | — |
| 2 | Synthesia B.V. | Subsidiary engaging employees for various roles involved in the delivery of the SaaS to the customer. | Netherlands | — |
| 3 | Synthesia ApS | Subsidiary engaging employees for various roles involved in the delivery of the SaaS to the customer. | Denmark | — |
| 4 | Amazon Web Services EMEA SARL | Web hosting, data storage and compute for video processing services. Scripts, audio, and video data is stored and transmitted for the purpose of video creation. | Luxembourg | Scripts, Audio, Video data |
| 5 | MongoDB Limited | Structuring and storing production data | Ireland | — |
| 6 | Mux Inc. | Video content delivery network | United States | — |
| 7 | StackOne Technologies Ltd | Processing of data from customer-enabled third party integrations. | England | — |
| 8 | Modal Labs, Inc. | Compute for video processing services, including the processing of audio and video data for the purpose of video creation. | United States | Audio, Video data |
| 9 | Google Cloud EMEA Limited | text-to-speech conversion, speech-to-text conversion, machine translation of scripts to different languages, other content processing | Ireland | Scripts |
| 10 | IBM United Kingdom Limited | Text-to-speech conversion | United Kingdom | — |
| 11 | CoeFont Co.,Ltd. | Text-to-speech conversion | Tokyo | — |
| 12 | WellSaid Labs Inc. | Text-to-speech conversion | United States | — |
| 13 | Microsoft Ireland Operations Limited | Content moderation, text-to-speech, speech-to-text conversion, and voice cloning. | Ireland | — |
| 14 | Eleven Labs Inc. | Text-to-speech conversion, voice cloning | United States | — |
| 15 | DeepL SE | Machine translation of scripts to different languages | Germany | Scripts |
| 16 | OpenAI OpCo, LLC | generating outputs from the inputs provided within the product or within the video, content moderation, text-to-speech conversion. Sub-processor will not use the data for any internal purpose including training of the LLM models | United States | — |
| 17 | Cinder Technologies, Inc. | content moderation. | United States | — |
| 18 | Anthropic PBC | Generating outputs, including visuals, from the inputs provided within the product or within the video. | United States | — |
| 19 | Cartesia AI, inc. | Text to speech generation and voice synthesis, processing customer script and voice data for creating voice clones and dubbing content. | United States | Script data, Voice data |
| 20 | UAB ConvertAPI | Conversion of PowerPoint presentations uploaded by the customers into slides in STUDIO. No persistent storage is utilised. | Lithuania | — |
| 21 | Canva Austria GmbH (formerly named Kaleido AI GmbH) | Video processing to prepare a custom avatar. Video data of a person is transmitted and stored for a time-limited period for the purpose of pre-processing video to create a custom avatar for the service. | Austria | Video data |
| 22 | Runway AI, Inc. | Video generation based on an image prompt | United States | — |
| 23 | Features & Labels, Inc. | Processes text, audio, and video inputs via hosted generative AI models. | United States | Text, Audio, Video |
| 24 | AssemblyAI, Inc. | speech-to-text conversion | United States | — |
| 25 | LiveKit Incorporated. | Processing for voice-based, text-based, and other interactions for interactive videos. | United States | — |
| 26 | ai-coustics GmbH | Pre-processing of the audio submissions for the quality improvement. | Germany | Audio |
| 27 | BFL GmbH | Processes text, audio, and video inputs via hosted generative AI models. | Germany | Text, Audio, Video |
| 28 | Intercom R&D Unlimited Company | Support ticketing system and widget | Ireland | — |
| 29 | Datadog, Inc. | Observability and error monitoring for the Services. | United States | — |
Get an email when Synthesia changes its subprocessors
ClauseTrail re-checks this list every day and tells you exactly who was added or removed — including when a vendor starts sending data to an AI provider. The first vendors are free.
Documents we track for Synthesia
- DPA
- checked September 26, 2026 www.synthesia.io ↗
- Privacy policy
- checked September 26, 2026 www.synthesia.io ↗
- Subprocessor list
- checked September 26, 2026 www.synthesia.io ↗
- Terms of service
- checked September 26, 2026 www.synthesia.io ↗
Change history
Tracking since September 26, 2026. No change has been published since; additions, removals and document changes will appear here as they're published.
Synthesia subprocessors FAQ
- How many subprocessors does Synthesia use?
- Synthesia lists 29 subprocessors on its published list, including Synthesia Inc., Synthesia B.V., Synthesia ApS, Amazon Web Services EMEA SARL, and MongoDB Limited and 24 more.
- Where does Synthesia process customer data?
- The subprocessors named by Synthesia are located in United States, Ireland, Germany, Austria, Denmark, and England and 5 other locations, as stated on its list.
- When was Synthesia's subprocessor list last checked?
- ClauseTrail last checked Synthesia's subprocessor list on September 26, 2026. Lists are re-checked daily.
- How do I find out when Synthesia adds or removes a subprocessor?
- ClauseTrail monitors Synthesia's subprocessor list, DPA, privacy policy and terms and emails you the exact change — who was added or removed and what the page said before and after. The first vendors are free.