What else does Mattermost use?

Cloudflare, Marketo, Anthropic, Box and Google, among 18 vendors we hold evidence for.

Which other companies use Amazon Web Services?

10Web, 123-Works: Your World, 15Five, 17hats and 17hats University, among 5,547 companies with public evidence.

Companies / Mattermost / Amazon Web Services

Does Mattermost use Amazon Web Services?

Q: Does Mattermost use Amazon Web Services?

Yes. We hold strong evidence for this. Evidence: Subprocessor list.

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.

How we know

Subprocessor listNamed as Amazon Web Services, Inc.Processes data for the company9 Nov 2026Source

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.

Cybersecurity Government and public sector

What else Mattermost uses

Mattermost has evidence for 18 vendors. The strongest:

Cloudflare Marketo Anthropic Box Google Microsoft OpenAI Panther Salesforce

See the full Mattermost tech stack

Other companies using Amazon Web Services

10Web10web.io

123-Works: Your World123-works.com

15Five15five.com

17hats17hats.com

17hats University17hatsuniversity.com

1mind AI1mind.com

2342.ai

24/7 Software247software.com

All 5,547 companies using Amazon Web Services

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