Mattermost
Collaboration platform for mission critical work
Recommended for
- Seed
- Series A
- Scaleup
- Late-Stage
- Public / Enterprise
SSIE
Stage Fit Recommendations
Following data shows why Mattermost is recommended for listed teams. The Fit Score represents the percentage fit of Mattermost to each company stages, as calculated by the SSIE.
Stage
Fit Score
Fit Reasons
Seed
$10k–$100k MRR
81- Secure messaging for distributed operational teams
- Coordinate incident response and mission workflows
- Connects Jira, GitHub, GitLab and Zoom
- Custom user groups notify up to 256 people
- Web, desktop and mobile collaboration clients
- REST API, MCP server and webhooks
- Professional plan, priced through sales
Series A
$100k–$500k MRR
89- SOC 2 Type II report for 2025
- ISO 27001:2022 certification
- SAML, OpenID Connect and OAuth single sign-on
- Granular delegated administration roles
- Annual mobile and desktop penetration retests
- Multifactor authentication for user accounts
- Professional plan, priced through sales
Scaleup
$500k–$2M+ MRR
96- SOC 3 report published in trust center
- Delegated admin roles with granular permissions
- Automated playbooks trigger from external webhooks
- Workflow dashboards report on playbook performance
- Enterprise supports up to 50,000 concurrent users
- Professional plan, priced through sales
Late-Stage
$2M+ MRR
89- Dedicated trust center with security reports
- Enterprise Advanced supports 200,000 concurrent users
- Enterprise plan, priced through sales
Public / Enterprise
$100M+ ARR
89- Data Processing Addendum for customer agreements
- Published list of personal-data subprocessors
- Enterprise Advanced plan, priced through sales

Description
Mattermost is a collaboration platform designed for mission-critical work, integrating people, processes, tools, and AI infrastructure on a resilient and adaptable platform. It is used by governments, enterprises, and militaries around the world for secure collaboration, workflow, and AI on sovereign infrastructure. Mattermost offers features such as channel-based messaging, file sharing, and link and file previews across device platforms. It also provides threaded discussions, core search, custom branding, themes, and emojis. Mattermost is deployed by leading organizations in mission-critical environments where failure is not an option.
FAQs
Yes. Mattermost supports self-hosted air-gapped deployments for networks isolated from the public internet. Administrators stage software, container images and configuration resources locally before installation.
Yes. Mattermost supports MFA and single sign-on using SAML, OpenID Connect and OAuth 2.0. It also supports Active Directory and LDAP user synchronization for centralized identity management.
Mattermost’s current Professional, Enterprise and Enterprise Advanced plans use quote-based pricing. The pricing page directs buyers to contact sales rather than publishing per-seat rates.
Yes. Mattermost Playbooks coordinate repeatable processes such as incident response and software releases. Runs can be triggered by incoming webhooks and include shared tasks, status updates and workflow dashboards.
Mattermost’s Trust Center lists a 2025 SOC 2 Type II report and an ISO 27001:2022 certificate. It also provides security policies and penetration-test retest documents for mobile, desktop and enterprise products.
Pricing
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