Companies / Mattermost / Marketo
Does Mattermost use Marketo?
Yes
We hold strong evidence for this.
- The company names it in its own subprocessor list, a statement that this vendor handles its customers' data.
- Its script, DNS record or job board was loaded on the company's live website.
How we know
About Mattermost
Mattermost provides secure messaging, collaboration, workflow automation, and AI tools that run self-hosted, in private cloud, or air-gapped environments. It serves national security, critical infrastructure, and regulated enterprise teams.
Summarized from its homepage on 3 Nov 2026.
What else Mattermost uses
Mattermost has evidence for 18 vendors. The strongest:
Other companies using Marketo
Check any company's vendors in seconds
See Mattermost's full stack with a source for every vendor, and ask the same question about any company 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