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    Top Angel Investors in Massachusetts for Climate Tech Startups (2026)

    AngelBacked TeamMarch 2, 20266 min read

    Top Angel Investors in Massachusetts for Climate Tech Startups (2026)

    Massachusetts has emerged as home to world-class universities and biotech leadership, making it an attractive destination for Climate Tech founders seeking funding. With major activity concentrated in Boston, Cambridge, Worcester, the state offers unique advantages for startups in this space.

    This comprehensive guide highlights the top angel investors and venture capitalists actively investing in Climate Tech companies across Massachusetts, complete with their investment focus, portfolio companies, and what makes them valuable partners for your startup journey.

    Climate Tech Investment Landscape in Massachusetts

    The Climate Tech sector in Massachusetts continues to attract significant investor attention. With 96+ investors actively looking at Climate Tech opportunities, founders have a robust pool of potential partners to approach.

    Key Investment Trends

    • Carbon capture and removal technologies
    • Electrification and grid modernization
    • Sustainable supply chains

    What Climate Tech Investors Look For

    When evaluating Climate Tech startups in Massachusetts, investors typically assess:

    • Technical differentiation: What unique technology or approach sets you apart
    • Market opportunity: The size and growth trajectory of your target market
    • Team expertise: Relevant climate tech domain experience
    • Traction signals: Early customer adoption, partnerships, or revenue

    Top Climate Tech Investors in Massachusetts

    The following investors have demonstrated active interest in Climate Tech startups and have portfolios that include companies in this space.

    | Investor | Company | Focus Areas | Portfolio |

    |----------|---------|-------------|-----------|

    | John Carroll | N/A | Advertising, Health Care, Data Integration, Billing | Advance Health, Striim, DuPage Medical Group |

    | Nancy G. Brown | N/A | Health Care, Wearables, Hospitals, E-commerce | CLARA analytics, Kasisto, Quartet Health |

    | Ignacio Martinez | N/A | Health Care, Medical Testing, GreenTech, Women Led | KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals |

    | Carmichael Roberts | North Bridge Venture Partners & Growth Equity | Health Care, Android, Construction Tech, Robotics | SparkMeter, Electric Hydrogen, Sortera Alloys |

    | Ewen Cameron | N/A | Health Care, Medical Testing, GreenTech, Women Led | KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals |

    | Sabrina Yang | N/A | Health Care, Medical Testing, GreenTech, Women Led | KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals |

    | Chuck Carelli | N/A | Health Care, Medical Testing, GreenTech, Women Led | KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals |

    | Nick Plugis | N/A | Health Care, Medical Testing, GreenTech, Women Led | KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals |

    | Nathan Stebbins | N/A | Health Care, Medical Testing, GreenTech, Women Led | KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals |

    | Eytan Weinstein | N/A | Health Care, Medical Testing, GreenTech, Women Led | KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals |

    | Douglas Cole | N/A | Health Care, Medical Testing, GreenTech, Women Led | KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals |

    | Todd Wilson | N/A | Mobility, Consumer Electronics, Women Founded, Enterprise Software | Tioga Energy, REPOWER by Solar Universe, Project Frog |

    | Diane Yung | N/A | Mobility, Consumer Electronics, Women Founded, Enterprise Software | Tioga Energy, REPOWER by Solar Universe, Project Frog |

    | David Prend | N/A | Mobility, Consumer Electronics, Women Founded, Enterprise Software | Tioga Energy, REPOWER by Solar Universe, Project Frog |

    | Charles Svirk | N/A | Health Care, Enterprise, Payments, Cybersecurity | Ledger Investing, Tamr, Limelight Health |

    Featured Investor Profiles

    1. John Carroll

    Company: N/A

    Title: Managing Director

    Location: Boston

    Focus Areas: Advertising, Health Care, Data Integration, Billing

    Portfolio Highlights: Advance Health, Striim, DuPage Medical Group

    Known Investments: 84+ companies

    2. Nancy G. Brown

    Company: N/A

    Title: General Partner

    Location: Boston

    Focus Areas: Health Care, Wearables, Hospitals, E-commerce

    Portfolio Highlights: CLARA analytics, Kasisto, Quartet Health

    Known Investments: 57+ companies

    3. Ignacio Martinez

    Company: N/A

    Title: Chairman

    Location: Boston

    Focus Areas: Health Care, Medical Testing, GreenTech, Women Led

    Portfolio Highlights: KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals

    Known Investments: 56+ companies

    4. Carmichael Roberts

    Company: North Bridge Venture Partners & Growth Equity

    Title: Member

    Location: Boston

    Focus Areas: Health Care, Android, Construction Tech, Robotics

    Portfolio Highlights: SparkMeter, Electric Hydrogen, Sortera Alloys

    Known Investments: 55+ companies

    5. Ewen Cameron

    Company: N/A

    Title: Operating Partner

    Location: Boston

    Focus Areas: Health Care, Medical Testing, GreenTech, Women Led

    Portfolio Highlights: KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals

    Known Investments: 54+ companies

    6. Sabrina Yang

    Company: N/A

    Title: Chief Innovation Officer

    Location: Cambridge

    Focus Areas: Health Care, Medical Testing, GreenTech, Women Led

    Portfolio Highlights: KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals

    Known Investments: 54+ companies

    7. Chuck Carelli

    Company: N/A

    Title: Chief Financial Officer

    Location: Grafton

    Focus Areas: Health Care, Medical Testing, GreenTech, Women Led

    Portfolio Highlights: KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals

    Known Investments: 54+ companies

    8. Nick Plugis

    Company: N/A

    Title: Senior Principal

    Location: Cambridge

    Focus Areas: Health Care, Medical Testing, GreenTech, Women Led

    Portfolio Highlights: KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals

    Known Investments: 54+ companies

    9. Nathan Stebbins

    Company: N/A

    Title: Principal

    Location: Cambridge

    Focus Areas: Health Care, Medical Testing, GreenTech, Women Led

    Portfolio Highlights: KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals

    Known Investments: 54+ companies

    10. Eytan Weinstein

    Company: N/A

    Title: Research Software Engineer

    Location: Cambridge

    Focus Areas: Health Care, Medical Testing, GreenTech, Women Led

    Portfolio Highlights: KSQ Therapeutics, Denali Therapeutics, Syros Pharmaceuticals

    Known Investments: 54+ companies

    Finding the Right Climate Tech Investor in Massachusetts

    Not every investor is the right fit for your startup. Here's how to identify the best match:

    1. Research Their Portfolio

    Before reaching out, study an investor's existing portfolio. Look for:

    • Companies in similar or adjacent spaces to yours
    • Investment stage alignment (seed, Series A, etc.)
    • Recent activity in Climate Tech

    2. Understand Their Value-Add

    Beyond capital, consider what strategic value each investor brings:

    • Climate science expertise, energy sector relationships, government grant knowledge
    • Network connections to potential customers or partners
    • Operational expertise relevant to your growth stage

    3. Leverage Local Networks

    Massachusetts's startup ecosystem offers numerous opportunities to connect:

    • Attend Climate Tech meetups and conferences in Boston, Cambridge, Worcester
    • Join local founder communities and accelerators
    • Seek warm introductions through shared connections

    4. Prepare Your Pitch

    When approaching Climate Tech investors in Massachusetts:

    • Lead with your unique technical or market insight
    • Show clear understanding of the climate tech landscape
    • Demonstrate early traction or validation
    • Articulate a credible path to scale

    Search Climate Tech Investors in Massachusetts

    Ready to start your fundraising journey? Our database makes it easy to find and filter investors based on your specific criteria.

    Browse all 96+ Climate Tech investors in Massachusetts

    Additional Resources


    Last updated: March 2026

    Data sourced from AngelBacked's database of 55,000+ verified investors. For the most current information, search our investor database.

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