Slack Fund

A venture capital fund investing in companies building apps and integrations on the Slack platform and driving the future of work.

Corporate VC Active San Francisco, United States Est. 2015
Last updated 2026-07-20
Portfolio
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in our dataset
Rounds participated
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Rounds led
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Rounds' value
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total disclosed, rounds participated
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About

Slack Fund is a venture capital firm founded in 2015 by Slack. It was created to support developers and entrepreneurs building apps and integrations that extend the power of Slack, with an initial focus on early-stage companies. Over time, its investment thesis broadened to back tools, technologies, and teams shaping the Future of Work. In 2021, Slack joined Salesforce, and Slack Fund became part of Salesforce Ventures. The Slack Fund brand was sunsetted in July 2025 and now operates fully as Salesforce Ventures, serving as its early-stage investment arm.

The fund has invested in nearly 100 companies across North America and Europe, with portfolio companies raising approximately $5.5 billion in aggregate funds. It has focused on categories such as workplace collaboration, people operations, and developer tools. Slack Fund has launched multiple funds, growing from $25 million to $50 million, and then to a $100 million third fund. The fund aims to be founder-friendly, with quick investment decision-making and a focus on creating deep connections within the Slack ecosystem.

Portfolio

No portfolio companies in this dataset yet.

Investment activity

1 portfolio exit on record.

Portfolio by sector

Cyber Security1

Q&A

What type of investor is Slack Fund?
Slack Fund is a corporate venture capital firm.
When was Slack Fund founded?
Slack Fund was founded in 2019.
Has Slack Fund had any notable exits?
Yes, Slack Fund had an exit in February 2019 with the acquisition of Demisto by Palo Alto Networks for $560M.
Which sectors does Slack Fund focus on for investments and exits?
Slack Fund has focused on the Cyber Security sector for both investments and exits, as seen with their investment in Demisto.
Can you name a key portfolio company for Slack Fund?
A key portfolio company for Slack Fund is Demisto, a collaborative and automated security operations platform.
What was the most recent investment round activity for Slack Fund?
Slack Fund participated in a Series B round in February 2017.
Full data — links, identifiers, deals & radar signals (jobs, patents, research, more)

Identifiers & details

Founded2015

Acquisitions & public offerings

Acquired by Salesforce 2021-07