Startup profile · funding coverage
Slack
Team messaging and collaboration platform for workplaces.
Stage
acquired
Status
acquired
Coverage
full
Why Slack is interesting
Fastest-growing enterprise app of its era — a16z board seat before IPO and Salesforce exit.
Key facts
- Series E (Apr 2015): $160M at $2.8B; Kleiner, Spark, Index among participants (TechCrunch)
- IPO (2019) then exit (2021): acquired by Salesforce
Investors in our directory
Funds linked from Slack's profile — open a fund page for stage focus and related deal articles.
Industries
Generalist Technology
Industry hub pages are rolling out from our fund-derived baseline taxonomy.
Market / IPO context
Ticker: WORK (NYSE)
IPO status: public
Editorial / static context — not a live quote.
Related funding articles
Venture Capital Tracker pieces that cover Slack's financing or category context.
Last updated: 2026-07-24