Proton Mail vs Tuta: which keeps data in Canada?
Where each stores and processes data, and who owns each company, from the vendors' own pages. Not features or prices.
The short answer
Proton Mail: no.
Proton Mail does not offer storage in Canada. Where it is processed: Switzerland / Germany / Norway. It is owned in Switzerland, not Canada or the US.
Tuta Mail: no.
Tuta Mail does not offer storage in Canada. Where it is processed: Germany. It is owned in Germany, not Canada or the US.
Proton Mail is owned in Switzerland; Tuta Mail is owned in Germany.
Side by side
| Claim | Proton Mail | Tuta Mail |
|---|---|---|
| Stored in Canada? | No | No |
| Where data is stored | Switzerland, Germany or Norway | Germany (ISO 27001 data centres) |
| Where it is processed | Switzerland / Germany / Norway | Germany |
| Support and backups | Servers are owned and operated by Proton or its subsidiaries (Proton) | Not stated on the pages read |
| Owner | Proton AG (Geneva, Switzerland) · Parent country: Switzerland | Tutao GmbH (Hannover, Germany), wholly owned by its two founders · Parent country: Germany |
| Servers run by | Proton-owned servers · Not a US company | Tuta's own servers in German data centres · Not a US company |
| Customer-held keys | End-to-end encryption; Proton says it cannot decrypt user-encrypted content | End-to-end encrypted storage |
| Certifications | Not recorded (blank means not checked, not none) | ISO 27001 data centres (Tuta) |
| Worth knowing | Not US-owned and end-to-end encrypted, but stores nothing in Canada, so it fails residency rules such as Nova Scotia's. | Stores nothing in Canada. |
| Caveats | Read through Proton's pages as indexed by search; proton.me renders client-side. | — |
| Tier | Tier 5: Data leaves Canada | Tier 5: Data leaves Canada |
| Checked | 2026-10-13 | 2026-10-13 |
Sources
Proton Mail · checked 2026-10-13
- Where the data is stored: https://proton.me/mail/privacy-policy
- Who owns it: https://proton.me/support/who-owns-protonmail
- Supporting page: https://proton.me/blog/sustaining-mission-over-time
Tuta Mail · checked 2026-10-13
- Where the data is stored: https://tuta.com/security
- Who owns it: https://tuta.com/blog/tutanota-not-a-honeypot
- Supporting page: https://tuta.com/gift-cards-terms