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    Investment Firms in Boston, Massachusetts, United States

    Renowned for its dense concentration of world-class universities and research hospitals, the region has long been a preeminent hub for venture capital, particularly in life sciences and technology. Its ecosystem is distinguished by a strong pipeline of innovation flowing from academic institutions into commercial ventures. This has fostered a mature investment landscape with significant activity in later-stage funding rounds.

    One of the world's premier venture capital hubs, Boston, Massachusetts, United States is home to 83 investment firms tracked by Goldilocks AI, with a combined portfolio of over 1,450 investments spanning from established leaders like Fidelity Investments to newer entrants like Myriad Venture Partners.

    Healthcare dominates the investment landscape in Boston, with 42% of investment firms focused on this sector.

    Boston has a long history of venture capital, with Liberty Mutual operating since 1912.

    Last updated: 28 April 2026

    Investment Firms

    83

    Total Investments

    1,450

    Top Sector

    Healthcare

    Top Stage

    Series A

    Top Investment Sectors in Boston

    The most popular sector focus among Boston investment firms is Healthcare, with 35 investment firms (42%) investing in the space. This is followed by Fintech (35), AI (25), Biotech & Life Sciences (22), Enterprise Software (22).

    Investment Stages in Boston

    Boston investment firms are most active at the Series A stage (52 investment firms). This is followed by Series B (41), Series C (35), Seed (35), Growth (21).

    Showing 136 of 83 investment firms

    Fidelity Investments logo

    Fidelity Investments

    Boston, Massachusetts, United States

    119 investments

    Growth, Series D

    AI, Consumer, Hardware & Semiconductors

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    Wellington Management logo

    Wellington Management

    Boston, Massachusetts, United States

    117 investments

    Series B, Series C

    Biotech & Life Sciences, Consumer, Fintech

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    RA Capital Management logo

    RA Capital Management

    Boston, Massachusetts, United States

    103 investments

    Series B, Series A

    Biotech & Life Sciences, Healthcare

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    Polaris Venture Partners logo

    Polaris Venture Partners

    Boston, Massachusetts, United States

    67 investments

    Series C, Series B

    Biotech & Life Sciences, Healthcare, Food & Agriculture

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    Flybridge Capital logo

    Flybridge Capital

    Boston, Massachusetts, United States

    60 investments

    Series A, Seed

    Consumer, HR & Talent, Developer Tools

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    Summit Partners logo

    Summit Partners

    Boston, Massachusetts, United States

    59 investments

    Growth, Series D

    Marketing & Advertising, E-Commerce & Marketplace, Cybersecurity

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    FM

    Fidelity Management & Research Company

    Boston, Massachusetts, United States

    58 investments

    Growth, Series C

    Biotech & Life Sciences, Mobility & Transportation, AI

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    J2 ventures logo

    J2 ventures

    Boston, Massachusetts, United States

    47 investments

    Seed, Series A

    Cybersecurity, Healthcare, AI

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    Optum Ventures logo

    Optum Ventures

    Boston, Massachusetts, United States

    46 investments

    Series B, Series A

    Healthcare

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    Cormorant Asset Management logo

    Cormorant Asset Management

    Boston, Massachusetts, United States

    42 investments

    Series B, Series C

    Biotech & Life Sciences, Healthcare

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    OpenView logo

    OpenView

    Boston, Massachusetts, United States

    37 investments

    Series B, Series A

    SaaS, Developer Tools, Healthcare

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    Spectrum Equity logo

    Spectrum Equity

    Boston, Massachusetts, United States

    36 investments

    Growth, Series C

    SaaS, Media & Entertainment, E-Commerce & Marketplace

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    Advent International logo

    Advent International

    Boston, Massachusetts, United States

    35 investments

    Series D, Series C

    Fintech, Enterprise Software, Cybersecurity

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    .406 Ventures logo

    .406 Ventures

    Boston, Massachusetts, United States

    34 investments

    Series A, Series B

    Healthcare, AI, Biotech & Life Sciences

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    Atreides Management logo

    Atreides Management

    Boston, Massachusetts, United States

    33 investments

    Series C, Series D

    Hardware & Semiconductors, AI, Mobility & Transportation

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    PSG logo

    PSG

    Boston, Massachusetts, United States

    28 investments

    Growth, Series B

    HR & Talent, SaaS, Cybersecurity

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    E

    Elephant

    Boston, Massachusetts, United States

    28 investments

    Series A, Series B

    Enterprise Software, Cybersecurity, Data & Analytics

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    MCJ Collective logo

    MCJ Collective

    Boston, Massachusetts, United States

    27 investments

    Series A, Seed

    Climate & Energy, Fintech, Construction

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    TA Associates logo

    TA Associates

    Boston, Massachusetts, United States

    26 investments

    Seed, Series A

    Enterprise Software, Data & Analytics, Consumer

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    LM

    Liberty Mutual

    Boston, Massachusetts, United States

    21 investments

    Series B, Series A

    AI, Consumer, Robotics & Automation

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    HighSage Ventures logo

    HighSage Ventures

    Boston, Massachusetts, United States

    20 investments

    Series A, Series B

    PropTech, Fintech, HR & Talent

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    Whale Rock Capital logo

    Whale Rock Capital

    Boston, Massachusetts, United States

    18 investments

    Series E, Growth

    Fintech, Marketing & Advertising, Healthcare

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    Glasswing Ventures logo

    Glasswing Ventures

    Boston, Massachusetts, United States

    16 investments

    Seed, Series B

    Cybersecurity, AI, Fintech

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    Adage Capital Management logo

    Adage Capital Management

    Boston, Massachusetts, United States

    16 investments

    Series D, Series C

    Biotech & Life Sciences, Defense & Space, Developer Tools

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    Asymmetric Capital Partners logo

    Asymmetric Capital Partners

    Boston, Massachusetts, United States

    16 investments

    Seed, Series A

    Social & Community, Healthcare, Developer Tools

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    Great Hill Partners logo

    Great Hill Partners

    Boston, Massachusetts, United States

    15 investments

    Growth, Series A

    Enterprise Software, Marketing & Advertising, Fintech

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    PJC logo

    PJC

    Boston, Massachusetts, United States

    15 investments

    Seed, Series A

    AI, Developer Tools, HR & Talent

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    SV Health Investors logo

    SV Health Investors

    Boston, Massachusetts, United States

    14 investments

    Series B, Series A

    Biotech & Life Sciences, Healthcare, Fintech

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    One Way Ventures logo

    One Way Ventures

    Boston, Massachusetts, United States

    14 investments

    Seed, Series B

    Fintech, Cybersecurity, Logistics & Supply Chain

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    Suffolk Technologies logo

    Suffolk Technologies

    Boston, Massachusetts, United States

    14 investments

    Seed, Series B

    AI, Construction, Climate & Energy

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    PV

    Pillar VC

    Boston, Massachusetts, United States

    14 investments

    Series A, Seed

    AI, Fintech, Cybersecurity

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    Romulus Capital logo

    Romulus Capital

    Boston, Massachusetts, United States

    14 investments

    Series A, Seed

    Healthcare, Food & Agriculture, Data & Analytics

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    Indicator Ventures logo

    Indicator Ventures

    Boston, Massachusetts, United States

    13 investments

    Series A, Seed

    AI, Healthcare, Developer Tools

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    Schooner Capital logo

    Schooner Capital

    Boston, Massachusetts, United States

    12 investments

    Series A, Series B

    Healthcare, Climate & Energy, Biotech & Life Sciences

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    Grantham Foundation logo

    Grantham Foundation

    Boston, Massachusetts, United States

    11 investments

    Seed, Series A

    Climate & Energy, Biotech & Life Sciences

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    Longwood Fund logo

    Longwood Fund

    Boston, Massachusetts, United States

    10 investments

    Series A, Series B

    Biotech & Life Sciences

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