SEC/VC  S1 Capital Partners

     Office Locations:

1000 Winter Street, Suite 2000
Waltham, MA 02451
Phone: 781-772-1010
Fax: 781-772-1400



  • Expansion
  • Growth



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



    S1 Capital Partners is a private equity firm with 125 years of experience that acquires portfolios of direct private equity and venture capital investments in the secondary market. S1 Capital was launched in 2009 to provide liquidity for private equity investors. The firm's customers include private equity and venture capital firms, financial institutions, corporations, and self financed founders. S1 Capital Partners specializes in creating synthetic secondaries for larger secondary investors. In a synthetic secondary transaction, S1 Capital will aggregate a number of discreet investments into a secondary fund that provides scale, diversity, and superior returns for its investors. S1 pursues companies with a minimum of $5-10 million in revenue at or near breakeven (must have the cash to get there); with an investment range: $10 to $60 million; in the sectors of technology, media, telecom (wireless), software, distribution, and services.

    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 Baum Managing Partner
    Jonathan Gordon Operating Partner
    Joseph Pianelli Operating Partner
    Rod Randall Managing Partner


    Portfolio companies include:

      Ymax Corp
        web link


    Recent News:

      There is no recent news for S1 Capital Partners.