We’re on a mission to connect the world to what matters most.

We’re making the world safer and more productive by developing and delivering secure, open source collaboration software that is trusted, flexible and offers fast time-to-value.

We value being customer obsessed, taking ownership of our work, having high-impact, insisting on high standards, being self-aware, and earning trust.

Read more about our Leadership Principles

We’re committed
to open source.

Mattermost is the world’s largest open source project for digital workplace technology. Collaboratively developed by over 500 contributors, the platform is available in 16 languages with a rich and broad ecosystem of integrations and enhancements.

Opensource Video Cover

Current Opportunities

      Learn more about us

      Mattermost featured in Wealthfront's Career Launching Companies List

      A career-launching company

      Wealthfront Blog
      Mattermost blog

      Hear from the team building Mattermost

      Blog
      Fastcompany

      Fast Company features Mattermost

      Fast Company

      Join the world’s best companies on Mattermost

      An update from our co-founders: Remote work when SaaS is not an option Learn more >