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    Investment Firms in Old Greenwich, United States

    Old Greenwich, United States's investment landscape is shaped by Fintech, with 100% of its 1 investment firms focused on this sector. The most active by portfolio size are WorldQuant Ventures.

    Fintech dominates the investment landscape in Old Greenwich, with 100% of investment firms focused on this sector.

    Last updated: 9 September 2026

    Investment Firms

    1

    Total Investments

    15

    Top Sector

    Fintech

    Top Stage

    Series A

    Top Investment Sectors in Old Greenwich

    The most popular sector focus among Old Greenwich investment firms is Fintech, with 1 investment firm (100%) investing in the space. This is followed by AI (1), Data & Analytics (1), Biotech & Life Sciences (1), Healthcare (1).

    Investment Stages in Old Greenwich

    Old Greenwich investment firms are most active at the Series A stage (1 investment firm). This is followed by Seed (1), Pre-Seed (1).

    Frequently Asked Questions

    International