Technologies / Email and communications / Litmus
Companies using Litmus
Litmus is an email marketing platform that is now part of Validity Engage. It is used to build, test, monitor, and review emails, and to check deliverability and benchmark email campaigns.
Summarized from litmus.com on 8 Nov 2026.
Seen in7 subprocessor lists1 privacy policy
Companies using Litmus
Subprocessor listPrivacy policyWebsiteJob postings
| Company | Evidence |
|---|---|
A company can count under more than one kind of evidence. Our coverage is partial, so this is not everyone using Litmus.
Questions
How many companies use Litmus?
8 companies in StrataDB's data have public evidence for Litmus, and 7 of them name it in their own subprocessor list. Our coverage is partial, so the real number is higher.
Which companies use Litmus?
Airship, Delivra, HubSpot, Lab Digital and ManageEngine, and 3 more companies. Each one links to the evidence behind it.
How does StrataDB know a company uses Litmus?
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.
Build your list of Litmus customers
See every company we hold evidence for, with its source, and get an alert when a company adds or drops Litmus.
- 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