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Technologies / Basecamp / Mailgun

Companies using Basecamp and Mailgun

7 companies in our data have public evidence for both Basecamp and Mailgun, and 7 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.

7companies use both
47%of Basecamp users
1%of Mailgun users
7name both as subprocessors

Companies using one are 22 times as likely as the average company in our data to show evidence of the other.

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

CompanyBasecampMailgun
Atarimatarim.ioAI and machine learning
CharitySuitecharitysuite.comCharitySuite provides software for charity contact management, attendance tracking, bookings, events, donations and Gift Aid, volunteering rotas, and youth programmes.
ChurchSuitechurchsuite.comChurchSuite provides web-based software for church administration, including contact databases, attendance tracking, bookings, calendars, giving, rotas, and small group management.Productivity and collaboration
FatLab Web Supportfatlabwebsupport.comFatLab provides managed WordPress hosting, maintenance, security, and developer support.
Levellevel.ioLevel is an IT management platform that offers patch management, scripting, remote control, inventory tracking, monitoring and alerting, and automations for managing devices.
Timelinetimeline.coTimeline provides an integrated planning, investing and platform ecosystem for financial advisers.Finance and accounting software
Wellspringwellspring.comWellspring provides software solutions and expert services for managing innovation, intellectual property, technology scouting, and technology transfer.

The two technologies

Basecamp

Productivity

Basecamp is project management software. It is used to manage projects, coordinate teams, and master your company.

Summarized from basecamp.com on 8 Nov 2026.

47% of the 15 companies we see using Basecamp also show the other.

All 15 companies using Basecamp13 name it as a subprocessorMore in Productivity

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 491 companies we see using Mailgun also show the other.

All 491 companies using Mailgun433 name it as a subprocessorMore in Email and communications

Other pairs

Companies with their own evidence for both.

More with Basecamp

Cloudflare15companiesStripe12companiesAmazon Web Services11companiesGoogle Workspace11companiesGoogle10companiesGoogle Tag Manager7companies

More with Mailgun

Cloudflare492companiesAmazon Web Services351companiesGoogle Workspace340companiesGoogle Tag Manager269companiesStripe251companiesOpenAI242companies

Questions

How many companies use both Basecamp and Mailgun?

7 companies in StrataDB's data have public evidence for both, and 7 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 Basecamp and Mailgun?

Atarim, CharitySuite, ChurchSuite, FatLab Web Support and Level, and 2 more companies. Each one links to the evidence behind it.

How does StrataDB know a company uses Basecamp and Mailgun?

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 Basecamp and Mailgun

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