Slack Technologies, Inc is on a mission to make your working life simpler, more pleasant, and more productive. With Slack.
Imagine all your team communication in one place, instantly searchable, available wherever you go. That's Slack. Available for Mac, PC, iOS and Android.

We're a San Francisco-based company founded by core members of the original Flickr team. Our investors include Accel Partners, Andreessen Horowitz, The Social + Capital Partnership, KPCB and Google Ventures. Our mission is to make people's working lives simpler, more pleasant, and more productive.

We want great talent and inspiring leaders in all areas: from business operations to product design and general management. If you want to join a fast-growing startup that's making an outsized impact (and that's making a lot of people happy) please get in touch. We value diversity, experience, gumption and panache. And a good vocabulary.

San Francisco, US
664 (est)+6%
Slack was founded in 2009 and is headquartered in San Francisco, US

Key People at Slack

Stewart Butterfield

Stewart Butterfield

President & Co-founder
Anne Toth

Anne Toth

Vice President, People & Policy
Cal Henderson

Cal Henderson

Allen Shim

Allen Shim

VP Business Operations
Brandon Zell

Brandon Zell

Corporate Controller

Slack Locations

San Francisco, US
Dublin, IE
Toronto, CA
Tokyo, JP
New York, US
Melbourne, US
Vancouver, US
London, GB

Slack Metrics

Slack Summary

Founding Date


Total Funding

$540 M

Latest funding size

$200 M

Time since last funding

8 months


Slack's latest funding round of $200 M was in April 2016. In total, Slack has raised $540 M.
39% of current employees of Slack are female and 61% are male.

Slack Online Presence

Slack News

Slack Company Life

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