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Investor type Corporate Venture Capital
Founders Cal Henderson Eric Costello Serguei Mourachov Stewart Butterfield


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This summary is composed by our algorithm based on the analysis of the deals. If you think that some of this information is not accurate, please let us know about it and provide any supporting evidences if possible. Such cases will be analyzed by our ML-algorithm and implemented in our database, which will improve this summary.
Total investments 34
Average round size
The average size of a deal this fund participated in
Portfolio companies 29
Rounds per year 2.62
Lead investments 6
Follow on index
How often the fund supports its portfolio startups at next rounds
Exits 5
Key employees 1

Areas of investment

  • Software
  • Information Technology
  • Artificial Intelligence
  • Internet
  • Human Resources

Slack appeared to be the Corporate Investor, which was created in 2009. The main department of described Corporate Investor is located in the San Francisco. The fund was located in North America if to be more exact in United States.

Besides, a startup needs to be aged 1 and less years to get the investment from the fund. Among the most successful fund investment fields, there are Machine Learning, Enterprise Applications. Among the most popular portfolio startups of the fund, we may highlight Lattice, Halp, Plato. The fund has no exact preference in some founders of portfolio startups. If startup sums 5+ of the founder, the chance for it to be financed is low. For fund there is a match between the country of its foundation and the country of its the most frequent investments - United States.

Opposing the other organizations, this Slack works on 17 percentage points less the average amount of lead investments. The real fund results show that this Corporate Investor is 20 percentage points more often commits exit comparing to other companies. The usual things for fund are deals in the range of 5 - 10 millions dollars. The fund is generally included in 2-6 deals every year. The increased amount of exits for fund were in 2018. The important activity for fund was in 2016. Despite it in 2019 the fund had an activity.

The typical case for the fund is to invest in rounds with 4-5 participants. Despite the Slack, startups are often financed by Y Combinator, ff Venture Capital, Techstars. The meaningful sponsors for the fund in investment in the same round are SV Angel, Flight Ventures, Accel. In the next rounds fund is usually obtained by Slack Fund, Y Combinator, Thrive Capital.

The fund was created by Cal Henderson, Eric Costello, Serguei Mourachov, Stewart Butterfield. Besides them, we counted 1 critical employee of this fund in our database.

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Related Funds

Funds investing in previous rounds
These funds often invest in the rounds preceeding the rounds of Slack:
There are no funds here. If we find new data, we will add it here.
Typical Co-investors
Slack is more likely to invest in rounds together with the following funds:
Funds investing in following rounds
These funds have a tendency to invest in the following rounds after Slack:

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Notable deals

CompanyIndustryRound SizeDateInvestorsLocation


Information Technology
Network Security
Technical Support
$90M19 Oct 2021 New York, New York, United States


Financial Services
Trading Platform
$50M09 Mar 2021 Miami, Florida, United States


Artificial Intelligence
Human Resources
Information Technology
$6M21 Jul 2020 California, United States


Information Technology
Network Security
Technical Support
$7M18 May 2020 New York, New York, United States


$1M07 May 2020 Cambridge, Massachusetts, United States

Meru Health

Health Care
Personal Health
$8M23 Mar 2020 California, United States


Application Performance Management
Developer Tools
Real Time
Web Apps
$40M24 Sep 2019 San Francisco, California, United States


Human Resources
IT Management
Personal Development
$2M04 Apr 2019 Boulder, Colorado, United States


Artificial Intelligence
Information Technology
Machine Learning
Service Industry
Technical Support
$11M30 Jan 2018 California, United States
Sonar, which monitors companies’ Salesforce tech stack for changes, raises $12M

– Salesforce has emerged as a formidable force in the cloud-based enterprise software sphere — a $200 billion colossus upon which countless others have built their own billion-dollar businesses.
– Against this backdrop, Sonar today announced it has raised $12 million from a slew of big-name investors, including David Sacks’ Craft Ventures and Slack’s venture capital fund, to bring “X-ray vision” to Salesforce by helping sales teams visualize how all their data is connected and used across related systems.

This Pipe-ing hot startup just raised $50M to be the ‘Nasdaq for revenue’

– Pipe, a marketplace for SaaS companies, raised $50m in funding.
– The round was led by Siemens’ Next47 and Jim Pallotta’s Raptor Group, and joined by Shopify, Slack, HubSpot, Okta, Social Capital’s Chamath Palihapitiya, Marc Benioff, Michael Dell’s MSD Capital, Republic, Alexis Ohanian’s Seven Seven Six and Joe Lonsdale.


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