VC  Brightstone Capital

     Office Locations:

510 First Ave. N., Suite #200
Minneapolis, MN 55403
Phone: 612-345-7912



  • Early



  • Communications & Networking
  • Information Technology
  • Life Sciences & Healthcare
  • Medical Device
  • Software & Internet
  • Storage & Hardware



    Brightstone Capital was formed in 1985 as a venture capital investment management company. Since inception, Brightstone Capital has managed 10 venture capital funds and made investments in over 80 early stage Minnesota businesses. The firm's current investment focus is on high technology and medical technology companies involved in the following industries: Semiconductor & Optical Component design, test and handling; Software from single applications to enterprise-wide systems; Data Storage Software and Systems; Biotechnology Systems and Production; and Medical Technologies and Health Care Services. The firm typically invests a minimum of $1 million and, over time, up to a maximum of $4 million, into any single portfolio business. Brightstone will also consider smaller investments for seed and start-up companies with experienced management teams and well-developed business plans. The firm prefers to work with Minnesota-based companies.



      Fund Name



    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.
    David Dalvey Principal
    Patrick O'Shaughnessy Partner
    Seth DeGroot Managing Partner


    Recent Funding Events (trailing 12 months):







      CNEX Labs



      Series D


    Portfolio companies include:

      Apptec Laboratory Services
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      August Technology
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      CHF Solutions
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      CNEX Labs
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      Definity Health
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      Disc Dynamics
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      Gentra Systems
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