RECENT FUNDING
  1. Recent Funding
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  3. Mattermost

Mattermost

Defense and securityCybersecurityDeveloper tools and cloudY Combinator
Website: mattermost.com.
X: @Mattermost · 12,244 followers.
Categories: Defense and security Cybersecurity Developer tools and cloud.
Sectors: B2B, Productivity, DevSecOps, Collaboration, Security, Open Source.
Based in: San Francisco, United States.
Team: 120 people on the team page.
On Recent Funding since: Sep 28, 2026.

Signals

X account@Mattermost · created Dec 14, 2014 (11 years old) · 12,244 followers
Website registeredDec 22, 2012 (13 years old)

Timeline

  1. X account created
  2. Website created
  3. Summer 2012
    YY Combinator · batch
    Source: ycombinator.com

Founders and team

Investors

Similar Defense and security companies

Sources and API

Every amount links to the page it came from. * Estimated from an accelerator's published standard deal, not a company-specific disclosure. How Recent Funding sources and verifies funding data. The same data as JSON: /api/v1/companies/mattermost (get a free API key).

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