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Technologies / Proton AG / Stripe

Companies using Proton AG and Stripe

4 companies in our data have public evidence for both Proton AG and Stripe, and 2 name both in their own subprocessor list. Each company below links to the source for every claim. Our coverage is partial, so this is not everyone.

4companies use both
50%of Proton AG users
under 1%of Stripe users
2name both as subprocessors

The companies

Strongest evidence first: a company naming both in its own subprocessor list comes before one seen on its website or in job postings.

Subprocessor listPrivacy policyWebsiteJob postings

CompanyProton AGStripe
Dashiodashio.netDashio provides a platform for registering, configuring, and protecting domains, including DNS management and DNSSEC.
Guard Coreguard-core.comGuard Core provides security middleware for APIs that detects and blocks attacks using behavioral correlation and contextual detection.CybersecurityDeveloper tools
Lizardlizard.buildLizard provides cloud virtual machines and sandboxes for running AI agents, builds, tests and evals in parallel, along with managed Postgres, Redis and object storage.AI and machine learningCloud and infrastructure
LocalFormlocalform.devLocalForm is a WordPress plugin for building forms, surveys, events and quizzes on your own site.

The two technologies

Proton AG

Security and identity

Proton is a privacy-focused technology company founded in Switzerland in 2014. It is used to provide an alternative internet where privacy is the default and people control their digital lives.

Summarized from proton.me on 9 Nov 2026.

50% of the 8 companies we see using Proton AG also show the other.

All 8 companies using Proton AG5 name it as a subprocessorMore in Security and identity

Stripe

Payments

Stripe is financiële infrastructuur om omzet te laten groeien. Het wordt gebruikt om betalingen te ontvangen, financiële diensten aan te bieden en eigen verdienmodellen te implementeren.

Summarized from stripe.com on 8 Nov 2026.

under 1% of the 4,481 companies we see using Stripe also show the other.

All 4,481 companies using Stripe2,885 name it as a subprocessorMore in Payments

Other pairs

Companies with their own evidence for both.

More with Proton AG

Cloudflare8companies

More with Stripe

Cloudflare4,451companiesGoogle Workspace3,031companiesAmazon Web Services2,034companiesGoogle1,958companiesGoogle Analytics1,775companiesNext.js1,719companies

Questions

How many companies use both Proton AG and Stripe?

4 companies in StrataDB's data have public evidence for both, and 2 of them name both in their own subprocessor list, the strongest evidence we hold. Our coverage is partial, so the real number is higher.

Which companies use Proton AG and Stripe?

Dashio, Guard Core, Lizard and LocalForm. Each one links to the evidence behind it.

How does StrataDB know a company uses Proton AG and Stripe?

From four kinds of public evidence: subprocessor lists, privacy policies, website code and job postings. Each is kept apart with its source and the date we saw it. A company missing here means we found no evidence, not that it does not use them.

Find every company using Proton AG and Stripe

See the full list with the source for each company, and run the same lookup for any technology from the API, Claude or your browser.

  • Every company and vendor, with its public source
  • 100 API calls a month, plus MCP and the Chrome extension
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