/
Log inGet free API keyAccount
Menu
CompaniesTechnologiesAI indexDocsPricingChrome extensionLog inAccount

Technologies / Mailgun / PartnerHero

Companies using Mailgun and PartnerHero

3 companies in our data have public evidence for both Mailgun and PartnerHero, 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
1%of Mailgun users
50%of PartnerHero 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

CompanyMailgunPartnerHero
atl-paas.net
Atlassianatlassian.comAtlassian provides software products including Jira, Confluence, Trello, Bitbucket, and Jira Service Management for project management, knowledge sharing, and service management.Developer toolsProductivity and collaboration
Stemble Learningstemble.comStemble provides an AI-enhanced platform for managing STEM courses, including content creation, grading, and personalized student feedback.AI and machine learningEducation

The two technologies

Mailgun

by Sinch · Email and communications

Mailgun is a transactional email delivery service and API that developers use to send, receive, track, and validate emails. It also offers tools for optimizing email deliverability and previewing emails before they are sent.

Summarized from mailgun.com on 8 Nov 2026.

1% of the 487 companies we see using Mailgun also show the other.

All 487 companies using Mailgun432 name it as a subprocessorMore in Email and communications

PartnerHero

Support and chat

PartnerHero is a customer support outsourcing service that combines outsourced human support teams with AI tools, such as omnichannel AI, insights and reporting, and integrations with knowledge base systems. It is used by businesses to run and scale their customer support operations across channels.

Summarized from partnerhero.com on 8 Nov 2026.

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

All 6 companies using PartnerHero5 name it as a subprocessorMore in Support and chat

Other pairs

Companies with their own evidence for both.

More with Mailgun

Cloudflare486companiesAmazon Web Services348companiesGoogle Workspace337companiesGoogle Tag Manager267companiesStripe247companiesOpenAI240companies

More with PartnerHero

Amazon Web Services6companiesCloudflare6companiesZendesk5companies

Questions

How many companies use both Mailgun and PartnerHero?

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 Mailgun and PartnerHero?

atl-paas.net, Atlassian and Stemble Learning. Each one links to the evidence behind it.

How does StrataDB know a company uses Mailgun and PartnerHero?

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 Mailgun and PartnerHero

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