Gregory Geehan

Active Investor

Co-Founder & Managing Partner at Social Impact Partners | Global Brain Health Initiative

Boston, Massachusetts

Gregory Geehan, Co-Founder & Managing Partner at Social Impact Partners | Global Brain Health Initiative is an active investor based in Boston, Massachusetts. This profile covers what Gregory Geehan backs, at which stage, and how founders can reach out in 2026.

Investor type: VCPEOperatorFounder
Stages: Pre SeedSeed
Invests in: Artificial IntelligenceFintechInsurTechHealthcare & BiotechDigital Health & HealthTechBiotech & PharmaSaaS & EnterpriseClimate & Energy
Location: Boston, Massachusetts
Typical check: $150K
Past investments: 5

Notable investments

EXAKOMAccelHUB Venture PartnersPlug CambridgeCarna HealthAccelHUB

How to reach Gregory Geehan

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Frequently Asked Questions

What does Gregory Geehan invest in?

Gregory Geehan invests in Artificial Intelligence, Fintech, InsurTech and Healthcare & Biotech, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.