Biotech & Pharma angel investors

Ben HorowitzSolo GP · Menlo Park, CA

Named as one of two individuals (Ultimate managing member of the Issuer's GP) on the Form D for Ah AD 250, L.P., a venture fund (Sep 2026) (28 vehicles on file: 25 funds, 3 SPVs). Also a non-executive director at 2 startups that filed Form D.

Pre-seed to Growth · checks $75K–$200K

Joseph FernandesSyndicate lead · Austin, TX

Named as the only individual (Managing Director of the Issuer) on the Form D for Openlight a Series of VUVP FUND LLC, a $100K venture SPV (Sep 2026) (29 vehicles on file).

Seed to Growth · checks $145K–$595K

Suzanne FletcherSolo GP · Portola Valley, CA

Named as the only individual (Managing Director of the Manager of the Issuer) on the Form D for Zelda Ventures SPV 1, LLC, a $5.6M venture SPV (Mar 2026) (2 vehicles on file: 1 fund, 1 SPV).

Pre-seed, Seed · checks $300K–$900K

Michael GoguenSolo GP · Whitefish, MT

Named as the only individual (MANAGING MEMBER OF THE GENERAL PARTNER OF THE ISSUER) on the Form D for TWO Bear Capital FUND II, LP, a $122.8M venture fund (May 2026) (6 vehicles on file: 2 funds, 4 SPVs). Also a non-executive director at 4 startups that filed Form D.

Seed to Series B · checks $1.23M–$3.7M

Adam E. FineSolo GP · New York, NY

Named as the only individual (Managing Member of General Partner) on the Form D for Windham Life Sciences Partners IV, L.P., a $150M venture fund (Nov 2025). Also a non-executive director at 2 startups that filed Form D.

Seed, Series A · checks $1.5M–$4.5M

Ben FreebergSolo GP · Boca Raton, FL

Named as the only individual (executive officer) on the Form D for Oncology Ventures Fund II-A LP, a $70M venture fund (Mar 2026) (4 vehicles on file).

Seed, Series A · checks $700K–$2.1M

Karl HandelsmanSolo GP · San Francisco, CA

Named as the only individual (Managing Partner of the Manager of the General Partner of the Fund) on the Form D for Codon Innovation Fund I, LP, a $15M venture fund (Jun 2026). Also a non-executive director at 1 startup that filed Form D.

Pre-seed to Series B · checks $150K–$450K

Eric HeinzSolo GP · Memphis, TN

Named as the only individual (Managing Partner of the Manager of the General Partner of the Fund) on the Form D for Heinz Ventures Fund I, LP, a $10M venture fund (Nov 2025). Also a non-executive director at 1 startup that filed Form D.

Pre-seed, Seed · checks $100K–$300K

Austin WaltersSolo GP · Salt Lake City, UT

Named as the only individual (Manager of General Partner of Issuer) on the Form D for SpringTide SBIC Fund, LP, a $75M venture fund (Jun 2026) (3 vehicles on file). Also a non-executive director at 1 startup that filed Form D.

Seed to Series B · checks $750K–$2.25M

Andrew BateySolo GP · Fernandina Beach, FL

Named as the only individual (Managing Member of the General Partner) on the Form D for Side Door Michigan I, LP, a $20M venture fund (Sep 2026) (2 vehicles on file).

Pre-seed, Seed · checks $300K–$900K

Vasudev BaileySolo GP · San Francisco, CA

Named as the only individual (Managing Member of the General Partner) on the Form D for Anomaly Ventures Fund I LP, a $50M venture fund (Aug 2026). Also a non-executive director at 1 startup that filed Form D.

Pre-seed to Series B · checks $500K–$1.5M

Sandeep SardanaSolo GP · Menlo Park, CA

Named as the only individual (Managing Member of the General Partner of the Issuer) on the Form D for BluePointe Ventures TechFund IV, LP, a $8.8M venture fund (Jul 2026). Also a non-executive director at 1 startup that filed Form D.

Pre-seed to Series A · checks $100K–$250K

Lenore Reynolds KarafaSolo GP · Hobe Sound, FL

Named as one of two individuals (Member of Issuer's General Partner.) on the Form D for First In Ventures Fund II LP, a $21.8M venture fund (Sep 2026) (2 vehicles on file).

Pre-seed, Seed · checks $225K–$650K

Lawrence JacobsSolo GP · Staten Island, NY

Named as one of two individuals (executive officer) on the Form D for Innovative Pharma LLC, a $5.1M venture fund (Dec 2025).

Pre-seed, Seed · checks $50K–$150K

Mukesh PrasadSolo GP · Staten Island, NY

Named as one of two individuals (executive officer) on the Form D for Innovative Pharma LLC, a $5.1M venture fund (Dec 2025).

Pre-seed, Seed · checks $50K–$150K

Kirk HaneySolo GP · San Diego, CA

Named as the only individual (executive officer) on the Form D for Radicle-Terlac, LP, a $85M venture fund (Aug 2026). Also a non-executive director at 2 startups that filed Form D.

Seed, Series A · checks $850K–$2.55M

David BlivinSolo GP · Santa Fe, NM

Named as the only individual (Manager of the General Partner of the Issuer) on the Form D for Cottonwood Technology Fund IV, LP, a $80M venture fund (Mar 2025). Also a non-executive director at 9 startups that filed Form D.

Pre-seed to Growth · checks $800K–$2.4M

Golden SeedsAngel group · Scottsdale, AZ

Golden Seeds: listed as an ACA network member; 40 Form D vehicles (latest Golden Seeds Chippin LLC, filed 2025-12-08); its site takes applications via form on the group's website.

Pre-seed to Series A · checks $125K–$350K

Patrick GallagherSyndicate lead · Austin, TX

Named as the only individual (Managing Member of the Managing Member) on the Form D for Tuesday Alto International, LLC, a $166K venture SPV (Aug 2026) (2 vehicles on file). Also a non-executive director at 1 startup that filed Form D.

Series A · checks $165K–$2.25M

Jeffrey ArnoldSolo GP · San Francisco, CA

Named as one of two individuals (Manager of the General Partner of the Issuer) on the Form D for Depth Ventures Global Parallel Fund B L.P., a venture fund (Aug 2026) (2 vehicles on file).

Pre-seed, Seed

Paul JunSolo GP · San Francisco, CA

Named as one of two individuals (Manager of the General Partner of the Issuer) on the Form D for Depth Ventures Global Parallel Fund B L.P., a venture fund (Aug 2026) (2 vehicles on file).

Pre-seed, Seed

John ParkerSolo GP · Sudbury, MA

Named as the only individual (executive officer) on the Form D for Springhood Child Health Ventures Fund I, L.P., a $20M venture fund (Apr 2024) (3 vehicles on file: 1 fund, 2 SPVs). Also a non-executive director at 1 startup that filed Form D.

Pre-seed to Series A · checks $200K–$600K

David ZhuSolo GP · Menlo Park, CA

Named as the only individual (Member of the general partner of the issuer.) on the Form D for Zhu Ventures Fund I LP, a $30M venture fund (Mar 2024). Also a non-executive director at 1 startup that filed Form D.

Pre-seed to Series B · checks $300K–$900K

Chris EricksonSolo GP · Denver, CO

Named as one of two individuals (Managing Director of the General Partner) on the Form D for Range Technology Ventures Fund II, L.P., a $45M venture fund (Jul 2023). Also a non-executive director at 3 startups that filed Form D.

Pre-seed, Seed · checks $450K–$1.35M

Michael LavinSyndicate lead · Highland Park, IL

Named as the only individual (MANAGING PARTNER OF ISSUER'S MANAGER) on the Form D for G8 Alpine Bio SPV II, LLC, a $695K venture SPV (Aug 2026).

Pre-seed, Seed · checks $695K

Supachai ParchariyanonSyndicate lead · Albany, CA

Named as the only individual (Managing Director of the Issuer) on the Form D for Invext Seax FUND III a Series of Invext LLC, a venture SPV (Jun 2026) (2 vehicles on file). Also a non-executive director at 1 startup that filed Form D.

Series A · checks $2.9M

Tyler BrousSyndicate lead · Dallas, TX

Named as the only individual (executive officer) on the Form D for BBK Cesium I SPV, LLC, a $7.1M venture SPV (Jul 2026). Also a non-executive director at 1 startup that filed Form D.

Series B · checks $7.13M

Jan HaasSolo GP · Burlington, MA

Named as the only individual (President of BlueIO Management, LLC, the Series Manager) on the Form D for Series Lumicell 5, a separate series of BlueIO Growth LLC, a venture fund (Aug 2026) (5 vehicles on file: 4 funds, 1 SPV).

Pre-seed, Seed · checks $50K–$200K

Blake ByersSolo GP · Menlo Park, CA

Named as the only individual (Managing Member of the General Partner of the Issuer) on the Form D for Curiosity Group Opportunity Three, LP, a venture fund (Aug 2026) (4 vehicles on file: 3 funds, 1 SPV). Also a non-executive director at 1 startup that filed Form D.

Growth

Ziqiang TangSolo GP · Berkeley, CA

Named as the only individual (Managing Member of the General Partner of the Issuer) on the Form D for BSF III Advisor, LP, a venture fund (May 2026) (3 vehicles on file).

Pre-seed, Seed

Matthew HellauerSolo GP · Baltimore, MD

Named as the only individual (Manager of the General Partner of the Issuer) on the Form D for PTX Capital Fund III LP, a venture fund (Jun 2026) (2 vehicles on file). Also a non-executive director at 1 startup that filed Form D.

Series A

Christine AylwardSolo GP · Miami Beach, FL

Named as the only individual (MANAGER OF GENERAL PARTNER OF ISSUER) on the Form D for Magnetic Ventures FUND II LP, a $100M venture fund (Dec 2023) (2 vehicles on file). Also a non-executive director at 3 startups that filed Form D.

Seed to Series B · checks $1M–$3M

Dylan Venezia LivingstonSolo GP · Port Washington, NY

Named as one of two individuals (Managing Member of the General Partner and the Investment Manager) on the Form D for Vivace Longevity Fund I LP, a venture fund (Sep 2026).

Pre-seed, Seed

Matthew Robert KaeberleinSolo GP · Port Washington, NY

Named as one of two individuals (Managing Member of the General Partner and the Investment Manager) on the Form D for Vivace Longevity Fund I LP, a venture fund (Sep 2026). Also a non-executive director at 1 startup that filed Form D.

Pre-seed

Adam RosenwachSolo GP · New York, NY

Named as one of two individuals (Manager of the General Partner of the Issuer) on the Form D for Star51 Capital Fund I LP, a venture fund (Jun 2026).

Pre-seed, Seed

Tal WenderowSolo GP · New York, NY

Named as one of two individuals (Manager of the General Partner of the Issuer) on the Form D for Star51 Capital Fund I LP, a venture fund (Jun 2026). Also a non-executive director at 1 startup that filed Form D.

Series B

Nicole QuinnSolo GP · Los Angeles, CA

Named as one of two individuals (Manager of the General Partner of the Issuer) on the Form D for Connect Ventures Flagship I, L.P., a venture fund (Feb 2026). Also a non-executive director at 2 startups that filed Form D.

Series B

New Mexico AngelsAngel group · Santa Fe, NM

New Mexico Angels: listed as an ACA network member; its site takes applications via Gust; meets monthly.

Seed

MedTech AngelsAngel group

MedTech Angels: listed as an ACA network member; 1 Form D vehicle (latest MedTech Angels/Atraverse May 2025 a Series of CGF2021 LLC, filed 2025-06-12); its site describes the group.

Seed

Kristina SimmonsSolo GP · Palo Alto, CA

Named as the only individual (Managing Director of the General Partner of the Issuer) on the Form D for Overwater Ventures SPV III, L.P., a $15M venture SPV (Jul 2025) (5 vehicles on file: 2 funds, 3 SPVs). Also a non-executive director at 1 startup that filed Form D.

Pre-seed to Series B · checks $500K–$1.5M