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Technologies / Photon / Resend

Companies using Photon and Resend

3 companies in our data have public evidence for both Photon and Resend, 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.

3companies use both
50%of Photon users
under 1%of Resend 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

CompanyPhotonResend
Adaptadapt.comAdapt provides company agents and the infrastructure to run them, including an open-source agent runtime, sandboxes, storage and a model gateway.AI and machine learningDeveloper tools
Claimoryclaimory.ioClaimory provides body shop management software for collision repair shops that handle insurance claims.Automotive and mobility
athletedataathletedata.healthathletedata provides an AI coaching service that combines training data from apps and devices like Garmin, Apple Health, Whoop and Oura into a plan that adjusts to the athlete.AI and machine learningConsumer apps

The two technologies

Photon

Email and communications

Photon is a native Mac app for overlaying multiple calendars in any timezone and sharing your availability with others. It is used to quickly format a message showing when you are free to meet, without sending calendar event details to external servers.

Summarized from withphoton.com on 8 Nov 2026.

50% of the 6 companies we see using Photon also show the other.

All 6 companies using Photon5 name it as a subprocessorMore in Email and communications

Resend

Email and communications

Resend is an email platform for developers that delivers transactional and marketing emails. It is used to send emails through an API, SDKs, or SMTP, along with webhooks, contact management, and analytics.

Summarized from resend.com on 8 Nov 2026.

under 1% of the 1,403 companies we see using Resend also show the other.

All 1,403 companies using Resend1,040 name it as a subprocessorMore in Email and communications

Other pairs

Companies with their own evidence for both.

More with Photon

Cloudflare6companiesAnthropic5companiesStripe5companies

More with Resend

Cloudflare1,412companiesStripe941companiesGoogle Workspace845companiesNext.js809companiesVercel760companiesGoogle680companies

Questions

How many companies use both Photon and Resend?

3 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 Photon and Resend?

Adapt, Claimory and athletedata. Each one links to the evidence behind it.

How does StrataDB know a company uses Photon and Resend?

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 Photon and Resend

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
  • Work email only. No card, no sales call