Marty Weiss

Active Investor

Enterprise Security Advisor at Proofpoint

New York City, New York

Marty Weiss, Enterprise Security Advisor at Proofpoint is an active investor based in New York City, New York. This profile covers what Marty Weiss backs, at which stage, and how founders can reach out in 2026.

Investor type: AngelOperatorInvestor
Stages: Pre SeedSeed
Invests in: Artificial IntelligenceHealthcare & BiotechBiotech & PharmaSaaS & EnterpriseCrypto & Web3Consumer & RetailCybersecurityHardware & Deep Tech
Location: New York City, New York
Typical check: $150K
Past investments: 2

Notable investments

CloudApp (CloudPlus)Protegrity

How to reach Marty Weiss

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Frequently Asked Questions

What does Marty Weiss invest in?

Marty Weiss invests in Artificial Intelligence, 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.