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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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  • StarshotVC firm · Los Angeles, CA

    Seed to Growth · checks $1M–$3M (est.)

    Climate & EnergyFood & Agriculture

  • SeifduneVC firm · San Francisco, CA

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

    Deep Tech

  • THIRD PrimeVC firm · New York, NY

    Seed, Series A · checks $875K–$2.65M (est.)

    E-commerce & RetailConsumerClimate & EnergyDeep Tech

  • NICVC firm · New York, NY

    Pre-seed to Series A · checks $100K–$300K (est.)

    B2B Software

  • Foundation CapitalVC firm · Palo Alto, CA

    Seed to Growth · checks $2.25M–$53.7M (est.)

    AI & MLB2B Software

  • ISVVC firm · West Palm Beach, FL

    Seed to Growth · checks $225K–$650K (est.)

    Climate & EnergyIndustrial & ManufacturingDeep Tech

  • Breakout VenturesVC firm · San Francisco, CA

    Seed, Series A · checks $1.02M–$3.05M (est.)

    Deep TechBiotech & Pharma

  • FikaVC firm · Culver City, CA

    Pre-seed to Series B · checks $2.35M–$7.05M (est.)

    Real Estate & PropTechB2B SoftwareAI & MLFintech+1

  • Charge VCSyndicate · New York, NY

    Series A · checks $1.02M–$2.05M (est.)

    ConsumerSpaceAI & ML

  • Liberty City Ventures AIVC firm · New York, NY

    Seed, Series A

    AI & MLGovTech & Public Sector

  • AdditionVC firm · New York, NY

    Seed to Growth · checks $12.8M–$47.1M (est.)

    E-commerce & RetailConsumerReal Estate & PropTechHealthcare

  • SquadraSyndicate · Baltimore, MD

    Seed to Growth · checks $250K–$700K (est.)

    CybersecurityDefense & AerospaceIndustrial & Manufacturing

  • Ventana Capital PartnersVC firm · Covina, CA

    Seed, Series A

    Sector focus not yet verified

  • Candou VenturesVC firm · Menlo Park, CA

    Seed, Series A

    Sector focus not yet verified

  • BoldstartVC firm · Miami, FL

    Pre-seed to Series A

    AI & MLCybersecurity

  • Unmet FrontierVC firm · Denver, CO

    Seed, Series A

    Deep Tech

  • GreylockVC firm · San Francisco, CA

    Seed to Growth

    Sector focus not yet verified

  • Proofpoint CapitalVC firm · Phoenixville, PA

    Seed, Series A · checks $2M–$6M (est.)

    AI & MLBiotech & PharmaB2B Software

  • FanninVC firm · Houston, TX

    Pre-seed to Series A · checks $225K–$650K (est.)

    Biotech & PharmaHealthcare

  • Nuclear Capital PartnersVC firm · Chaska, MN

    Seed, Series A

    Climate & Energy

  • Inspired CapitalVC firm · New York, NY

    Pre-seed to Growth

    E-commerce & RetailConsumerFintechAI & ML+1

  • CloverfieldVC firm

    Seed, Series A

    Sector focus not yet verified

  • OPEN UnicornVC firm · New York, NY

    Seed, Series A

    Sector focus not yet verified

  • Gore Range CapitalVC firm · Southlake, TX

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

    HealthcareB2B Software

  • Clubhouse CapitalVC firm · Birmingham, MI

    Seed, Series A

    Sector focus not yet verified

  • 2026 FAN PierVC firm · Boston, MA

    Seed, Series A

    Sector focus not yet verified

  • FCA Hi - JVVC firm · Nashville, TN

    Seed, Series A · checks $1.75M–$5.25M (est.)

    HealthcareAI & MLB2B Software

  • GrenzeVC firm

    Seed, Series A

    Sector focus not yet verified

  • Niya PartnersVC firm · Middletown, DE

    Seed to Growth · checks $75K–$250K (est.)

    B2B SoftwareAI & MLHealthcare

  • ArgoVC firm · New York, NY

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

    Sector focus not yet verified

  • Drawing HandsVC firm · Orinda, CA

    Seed, Series A

    Sector focus not yet verified

  • Entropy VenturesSyndicate · New York, NY

    Pre-seed to Series A · checks $5.5M–$11M (est.)

    HealthcareFintech

  • Lorimer VenturesVC firm · New York, NY

    Seed, Series A

    Sector focus not yet verified

  • March Capital PartnersVC firm · Santa Monica, CA

    Seed to Series B · checks $5M–$15M (est.)

    AI & MLDeep TechCybersecurity

  • StrigiformVC firm · Albuquerque, NM

    Seed, Series A

    HealthcareB2B Software

  • At One VenturesVC firm · Menlo Park, CA

    Seed to Series B · checks $3.75M–$11.3M (est.)

    Climate & EnergyB2B Software

  • MaC Venture CapitalVC firm · Los Angeles, CA

    Seed to Series B · checks $2.02M–$6.05M (est.)

    HealthcareSpaceHardware & RoboticsFood & Agriculture+1

  • Lowercarbon SurgeVC firm · Jackson, WY

    Seed, Series A

    Sector focus not yet verified

  • EnCap ParliamentVC firm · Houston, TX

    Seed, Series A

    Sector focus not yet verified

  • OVPVC firm · Bala Cynwyd, PA

    Seed, Series A · checks $1.6M–$4.75M (est.)

    Cybersecurity