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AI & ML angel investors

210 US angel investors and angel groups backing ai & ml startups, each listed with the evidence and sources behind it: SEC Form D filings, the investor's own site or a public announcement. 148 of them have a dated filing or deal in the last 12 months. That is 31 individual angels, 116 solo GPs, 48 syndicate leads and 15 angel groups. Most are based in California (79), New York (30) and Texas (11). The median stated or estimated check is $200K–$850K.

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How many AI & ML angel investors are there?

210 on file, 148 with a dated filing or deal in the last 12 months. Angels writing personal checks rarely file anything with the SEC, so no list of angels is complete.

How much do AI & ML angel investors invest?

The median check is $200K–$850K, across 191 angels with a stated or estimated range. Angel groups often pool members' checks into a larger round.

Where are AI & ML angel investors based?

Most are in California (79), New York (30) and Texas (11).

  • Edward GibsteinSyndicate lead · Glen Head, NY

    Named as the only individual (executive officer) on the Form D for C-AI, A Series of Big Sky Opportunities Fund II LLC, a $1M venture SPV (May 2023).

    Pre-seed, Seed · checks $1.03M

    AI & ML

  • Martin CrowleySyndicate lead

    Leads 1 syndicate vehicle filed on Form D as series of Martin Crowley-Funds, named after them (latest Jan 2023).

    Pre-seed, Seed · checks $100K–$200K

    AI & ML

  • Syed Nasir AliSyndicate lead · Pittsford, NY

    Named as the only individual (Managing Member of the General Partner) on the Form D for StartFast SPV 3, LLC, a venture SPV (Apr 2024). Also a non-executive director at 1 startup that filed Form D.

    Series A

    AI & ML

  • Madeleine Lindsay FowlerSolo GP · Brooklyn, NY

    Named as the only individual (executive officer) on the Form D for Dorm Room Fund V LP, a venture fund (Aug 2025).

    Pre-seed, Seed

    B2B SoftwareHealthcareHardware & RoboticsAI & ML

  • Kara LaforgiaSolo GP · Austin, TX

    Named as the only individual (executive officer) on the Form D for HYVE FUND I, LP, a venture fund (Apr 2025).

    Pre-seed, Seed

    AI & MLFintechMedia, Gaming & Creator

  • Masami TakahashiSolo GP · San Francisco, CA

    Named as one of two individuals (Managing Member of the General Partner of the Issuer) on the Form D for Scrum Hokkaido Fund I, LP, a venture fund (Mar 2025).

    Pre-seed, Seed

    Media, Gaming & CreatorDeep TechAI & ML

  • Seth MillerSyndicate lead · San Francisco, CA

    Named as one of two individuals (Manager of the Managing Member of the Issuer) on the Form D for Fearless Stem SPV 1, LLC, a venture SPV (Oct 2024) (2 vehicles on file).

    Pre-seed, Seed

    AI & ML

  • Moshe BellowsSolo GP · New York, NY

    Named as one of two individuals (Managing Principal of the General Partner) on the Form D for Maccabee Ventures Fund II, LP, a venture fund (Mar 2024).

    Pre-seed, Seed

    AI & ML

  • Ryan CarsonSolo GP · Middletown, CT

    Named as the only individual (Manager of the general partner of the Issuer) on the Form D for 1.21 Gigawatts AI Fund, LP - A3, a $835K venture fund (Jan 2023).

    Pre-seed, Seed

    AI & ML

  • Clean Energy Venture GroupAngel group · MA

    Clean Energy Venture Group: listed as an ACA network member; its site takes applications via form on the group's website.

    Pre-seed to Series A

    AI & MLClimate & Energy

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