2016
$50M
from 10 investors over 10 rounds
Mattermost raised $50M on June 19, 2019
Investors: S28 Capital, Y Combinator and Battery Ventures
Mattermost raised $20M on February 5, 2019
Investors: S28 Capital and Y Combinator
Mattermost raised undisclosed on February 15, 2017
Investors: S28 Capital, Y Combinator and S2 Capital
Mattermost raised undisclosed on November 9, 2015
Investors: CSC Upshot Ventures
Mattermost raised undisclosed on August 22, 2012
Investors: Y Combinator