Keith Gelles

Active Investor

President at green ocean AI

Philadelphia, Pennsylvania

Keith Gelles, President at green ocean AI is an active investor based in Philadelphia, Pennsylvania. This profile covers what Keith Gelles backs, at which stage, and how founders can reach out in 2026.

Investor type: Angel
Stages: Pre SeedSeed
Invests in: FintechHealthcare & BiotechBiotech & PharmaSaaS & EnterpriseConsumer & RetailDeveloper Tools & DataAR/VR & MetaverseIoT & Connected Devices
Location: Philadelphia, Pennsylvania
Typical check: $150K
Past investments: 3

Notable investments

ThistleBrook Realty GroupThistleBrook AdvisorsToo Many to Mention

How to reach Keith Gelles

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Frequently Asked Questions

What does Keith Gelles invest in?

Keith Gelles invests in Fintech, Healthcare & Biotech, Biotech & Pharma and SaaS & Enterprise, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.