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Slack Funding & Investors

San Francisco, CA

When your team needs to kick off a project, hire a new employee, deploy some code, review a sales contract, finalize next year's budget, measure an A/B test, plan your next office opening, and more, Slack has you covered.

slack.com

Total Amount Raised: $1,391,099,904

Slack Funding Rounds

  • IPO

    Unknown

  • Series H

    $427,000,000

    Series H Investors

    Dragoneer Investment Group
    General Atlantic
    Baillie Gifford
    Wellington Management
    Sands Capital Management
    T. Rowe Price
    Accel
    SoftBank Vision Fund
  • Series G

    $412,700,000

    Series G Investors

    SoftBank Vision Fund
    Accel
    Global Founders Capital
    AAFM
    Moonshots Capital
  • Series F

    $208,000,000

    Series F Investors

    Thrive Capital
    Notable Capital
    Comcast Ventures
    Accel
    Index Ventures
    Social Capital
    Institutional Venture Partners (IVP)
    Lowercase Capital
    ACME Capital
    Ling Wong
  • Series E

    $172,700,000

    Series E Investors

    Social Capital
    Horizons Ventures
    DST Global
    Index Ventures
    Spark Capital
    Institutional Venture Partners (IVP)
    Accel
    Andreessen Horowitz
    GV
    Kleiner Perkins
    Groupe Arnault
    Slow Ventures
    FundersClub
  • Series D

    $110,750,000

    Series D Investors

    GV
    Kleiner Perkins
    Andreessen Horowitz
    Accel
    Social Capital
    Slow Ventures
  • Series C

    $42,750,000

    Series C Investors

    Social Capital
    Accel
    Andreessen Horowitz
    Jeremy Stoppelman
    Anthony Casalena
    John Collison
    Jeff Weiner
    Rob Solomon
    Biz Stone
    FundersClub
    Bryan Rosenblatt
    David Sacks
  • Series B

    $10,700,000

    Series B Investors

    Accel
    Andreessen Horowitz
    Next Play Ventures
    Alfred Chuang
  • Series A

    $5,000,000

    Series A Investors

    Accel
    Andreessen Horowitz
  • Seed

    $1,500,000

    Seed Investors

    Accel
    Marc Andreessen
    Jeff Weiner
    Bradley Horowitz
    Rob Solomon
Funding info provided by Diffbot.