2019 IPO

Slack Stock

Enterprise collaboration platform

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Notable Investors

Accel Partners


San Francisco CA, US

Total Funding


About Slack Stock

Slack is an enterprise software platform that provides a digital workspace for teams and businesses to communicate. The app offers one-on-one messaging, private groups, persistent chat rooms, and direct messaging as well as group chats organized by topic. All content inside Slack is searchable from one search box. With the Slack App Directory, users can access thousands of apps that can extend the capabilities of their Slack team including Google Docs, Dropbox, Heroku, Crashlytics, GitHub, and Zendesk. 

Founded in 2009, the company is based in San Francisco, CA with offices in London, Dublin, Melbourne, New York, Toronto and Vancouver.

Source: Slack, Crunchbase

Check out these EquityZen Posts about Slack:


Funding History

March 2010$8.1M
April 2011$10.7M
April 2014$42.7M
October 2014$120M
May 2015$135M
March 2016$155M
October 2017$230M
August 2018$398M
June 2019$0


Co-founder and CEO

Stewart Butterfield

Co-founder and CTO

Cal Henderson


Allen Shim


Tamar Yehoshua

SVP, Global Communications

Terry Anderson

VP, Business Development and Corporate Development

Brad Armstrong

SVP of Sales & Customer Success

Robert Frati

SVP, People

Robby Kwock

SVP of Engineering

Allan Leinwand

VP of Customer Experience

Ali Rayl

General Counsel

David Schellhase


Geoff Belknap

VP, Global Head of Customer Success and Services

Christina Kosmowski


TechCrunch - May, 9 2019

Against the Slacklash

TechCrunch - Apr, 26 2019

A new era for enterprise IT

Wall Streets Journal - Mar, 20 2019

Collaboration Market Racing Ahead

Crunchbase News (blog) - Apr, 5 2018

In A Slack World, Microsoft Bets On Teams And Yammer

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Some data provided by Crunchbase

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