Contact Us
Connect with the right Mattermost department to support your needs
Existing Customers
Customer Billing Questions
Please email [email protected] or call (650) 667-8512 and ask for “Accounts Receivable.”
Mattermost Mailing Address
530 Lytton Avenue, 2nd floor Palo Alto, California 94301 United States
Customer Technical Support
From rollout plans to integrations, we’re here to help.
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Prospective Customers
Our experts can help you find the right solution, explain pricing options, or answer any of your questions.
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Open Source Community
Connect with the community to get peer-to-peer support.
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Mattermost Vendors
For vendor billing questions, please email [email protected] or call (650) 667-8512 and ask for “Accounts Payable.”