Mattermost is the leading collaboration platform for mission-critical work. We serve national security, government, and critical infrastructure enterprises, from the U.S. Department of Defense, to global tech giants, to utilities, banks and other vital services. We accelerate out-of-band incident response, DevSecOps workflows, mission operations, and self-sovereign collaboration to bolster the focus, adaptability, and resilience of the world’s most important organizations. Our enterprise software and single-tenant SaaS platforms are built to meet the custom needs of rigorous and complex environments while offering a secure and unrivaled collaboration experience across web, desktop, and mobile with channel-based messaging, file sharing, audio calling, and screen share with integrated tooling, workflow automation, and AI assistance.
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The Mattermost annual revenue was $34.7 million in 2026.
Ian Tien is the CEO and Co-founder of Mattermost.
128 people are employed at Mattermost.
Mattermost is based in Palo Alto, California.
The NAICS codes for Mattermost are [54, 518, 5182, 511, 51, 541].
The SIC codes for Mattermost are [73, 737].