CVC  Slack Fund

     Office Locations:

500 Howard Street, San Francisco, California
San Francisco, CA 94105



  • Early
  • Seed



  • Business Services
  • Communications & Networking
  • Information Technology
  • Media & Digital Media
  • Software & Internet



    The Slack Fund is an investment fund started by Slack, in partnership with Accel, Index Ventures, KPCB, Social Capital, Andreessen Horowitz, and Spark Capital. The fund was launched to support teams building products on top of Slack that enable simpler, more pleasant, and more productive workplaces. Slack invests alongside other venture capital investors, seeking startups with long-term growth potential and making modest investments in early stage (series Seed and A) rounds. Over 750,000 companies use Slack to get work done,

    Investment Firm Key

       VC = Venture Capital
       PE = Private Equity
       A = Angel
       I = Incubator
       MB = Merchant Bank
       VD = Venture Debt
       FI = Family Investment Office
       FOF = Fund of Funds
       ED = Economic Development Office   
       TT = Technology Transfer Office
       CVC = Corporate Venture Capital
       SEC = Secondary Purchaser
       HF = Hedge Fund/Mutual Fund
    Venture Capital
    Seed Stage
    (includes "pre-seed," or
    concept stage)
    No Revenue
    Early StageMinimal
    Growth Stage
    (also called Mid-stage)
    Expansion Stage
    (also called Late-stage)
    $7M and greater
    Private Equity
    Lower Middle Market$10M-$249M
    Middle Market$250M-$499M
    Upper Middle Market$500M-$1B
    Large Cap>$1B

    Investment Team:

    Name   Title
    Get the complete investment team + individual email addresses for investment team partners. Get personal images, LinkedIn links, investment specialties, office locations and more with a National Database subscription or Silicon Valley Database subscription.
    Cal Henderson Co-founder and Chief Technology Officer
    Stewart Butterfield CEO & Co-Founder


    Recent Funding Events (trailing 12 months):










      Series B


      Standard Metrics



      Series A


    Portfolio companies include:

      Altitude Networks
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      Mighty Labs
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      Onna Technologies
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      Standard Metrics
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      Tara AI
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    Recent News: