VC  Prolog Ventures

     Office Locations:

7701 Forsyth Boulevard, Suite 1095
St. Louis, MO 63105
Phone: 314-743-2400
Fax: 314-743-2403



  • Early



  • Life Sciences & Healthcare



    Prolog Ventures is a venture capital firm specializing in life sciences since 2001. The firm invests in traditional healthcare opportunities as well as emerging areas such as nutrition, wellness, and green technology. The firm has invested in over 25 companies.



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    Get funds under management for this firm including Fund name, Dollar size of fund raise, and Vintage with a National Database subscription.

    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.
    Brian Clevinger Founder and Managing Director
    Courtney Harris Controller
    Gregory Johnson Founder and Managing Director
    Ilya Nykin Founder and Managing Director
    John Steuart Managing Director


    Recent Funding Events (trailing 12 months):










      Series B-2


    Portfolio companies include:

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      Apt Therapeutics
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      Benson Hill Biosystems

      Brand New Brands
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      Nest Collective
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      Veran Medical Technologies
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      ZyStor Therapeutics
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    Recent News: