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Series A investors active this year

1,053 US Series A investors filed a new fund, deal vehicle or board seat with the SEC in the last 12 months, 294 (28%) of them in the last 90 days. The top home states are California (337), New York (159) and Massachusetts (92); the most common sectors are AI & ML (171), Healthcare (98) and B2B Software (97). For the 411 with a stated or estimated check size, the median range is $1M–$3.1M. Stage comes from the investor's own website where it says; otherwise from fund size and the rounds it has joined, with angels, syndicates and accelerators counted as pre-seed and seed.

Updated from SEC filings · How we build this list

How many Series A investors are investing right now?

1,053 filed a new fund, deal vehicle or board seat with the SEC in the last 12 months, 294 of them in the last 90 days.

How much do Series A investors typically invest?

The median estimated check is $1M–$3.1M, across 411 investors with a plausible estimate. Actual checks vary by round and lead role.

Where are Series A investors based?

Most are in California (337), New York (159) and Massachusetts (92).

What sectors do Series A investors back most?

AI & ML (171), Healthcare (98) and B2B Software (97) lead, by investors with recent activity in each.

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  • BWC CDPVC firm · Dallas, TX

    Seed, Series A

    Sector focus not yet verified

  • SNR plus2 dBAVC firm · Seattle, WA

    Seed, Series A

    Sector focus not yet verified

  • Agentic Builders CapitalVC firm · Arlington, MA

    Seed, Series A

    AI & MLReal Estate & PropTech

  • TCAP Venture CapitalVC firm

    Seed, Series A

    Sector focus not yet verified

  • CalcoVC firm · Los Angeles, CA

    Seed, Series A

    Sector focus not yet verified

  • TenOneTen VenturesVC firm · Los Angeles, CA

    Seed, Series A · checks $750K–$2.25M (est.)

    B2B Software

  • Radiant FluxVC firm · New York, NY

    Seed to Series B · checks $2M–$6M (est.)

    Sector focus not yet verified

  • Eval Ventures AlphaVC firm · San Francisco, CA

    Seed, Series A

    Sector focus not yet verified

  • LRI Vision PartnersVC firm · Seattle, WA

    Seed, Series A · checks $1.5M–$4.5M (est.)

    Sector focus not yet verified

  • Octopus First ChequeVC firm

    Seed, Series A

    Sector focus not yet verified

  • RedBlue CapitalVC firm · Santa Cruz, CA

    Seed, Series A

    Sector focus not yet verified

  • Canon CapitalVC firm · Beverly Hills, CA

    Seed, Series A

    Sector focus not yet verified

  • Leo Tech MultiOneVC firm

    Seed, Series A

    Sector focus not yet verified

  • Behind GeniusVC firm · San Diego, CA

    Seed, Series A

    Sector focus not yet verified

  • Portal VehiclesVC firm

    Seed, Series A

    FintechMobility & Logistics

  • CommonwealVC firm · New York, NY

    Pre-seed to Series B · checks $250K–$500K (est.)

    GovTech & Public SectorClimate & EnergyDefense & AerospaceCybersecurity

  • PhastosVC firm · Washington, DC

    Seed, Series A

    Sector focus not yet verified

  • Healthcare Innovations VentureVC firm · Durham, NC

    Seed, Series A · checks $1.25M–$3.75M (est.)

    Healthcare

  • EvercrestVC firm · Dallas, TX

    Seed, Series A

    Sector focus not yet verified

  • Ah AIVC firm · Menlo Park, CA

    Seed, Series A

    AI & ML

  • Duration VenturesVC firm · Palo Alto, CA

    Seed, Series A

    AI & ML

  • Meltemi Capital NomoVC firm · Venice, CA

    Seed, Series A

    Sector focus not yet verified

  • SequelVC firm · Dallas, TX

    Seed, Series A

    Food & AgricultureDeep Tech

  • Ora GlobalVC firm · New York, NY

    Seed to Series B · checks $2.5M–$7.5M (est.)

    Sector focus not yet verified

  • Triton SeaVC firm · Chicago, IL

    Seed, Series A

    Sector focus not yet verified

  • Siddhi CirkulVC firm · Boise, ID

    Seed, Series A

    Sector focus not yet verified

  • Kamerra RavenVC firm · Austin, TX

    Seed, Series A

    Sector focus not yet verified

  • Avoro VenturesVC firm · New York, NY

    Seed, Series A · checks $1.65M–$4.95M (est.)

    Biotech & Pharma

  • UncorkVC firm · San Francisco, CA

    Seed to Growth · checks $3M–$9M (est.)

    Deep TechAI & MLDeveloper ToolsHealthcare+1

  • Lume Capital 1GVC firm

    Seed, Series A

    Sector focus not yet verified

  • Avcf7aVC firm

    Seed, Series A

    Sector focus not yet verified

  • KalshiVC firm · Miami, FL

    Seed, Series A

    Sector focus not yet verified

  • Fulcrum Global CapitalVC firm · Kansas City, MO

    Seed, Series A · checks $1M–$3M (est.)

    Food & AgricultureBiotech & Pharma

  • AV Arbor Street VenturesVC firm · Boston, MA

    Seed, Series A

    Sector focus not yet verified

  • Triphammer VenturesVC firm · Manchester, NH

    Seed, Series A

    Sector focus not yet verified

  • SIP Eldridge GP SolutionsVC firm · Palo Alto, CA

    Seed, Series A · checks $1.25M–$3.7M (est.)

    B2B Software

  • Varion VenturesVC firm · San Francisco, CA

    Seed, Series A

    Sector focus not yet verified

  • SagardVC firm · New York City, NY

    Seed, Series A

    Real Estate & PropTechFintech

  • Pamir VenturesVC firm · Austin, TX

    Seed, Series A

    Sector focus not yet verified

  • 116 Street VenturesVC firm · Boston, MA

    Seed, Series A

    Sector focus not yet verified