Sean Heilweil

Active Investor

Chairman & CEO at Emailable

New York City, New York

Sean Heilweil, Chairman & CEO at Emailable is an active investor based in New York City, New York. This profile covers what Sean Heilweil backs, at which stage, and how founders can reach out in 2026.

Investor type: Angel
Stages: Pre SeedSeed
Invests in: SaaS & EnterpriseConsumer & RetailE-commerce & D2CDeveloper Tools & DataMedia & ContentSports & FitnessMarketing & AdTechSocial & Community
Location: New York City, New York
Typical check: $150K
Past investments: 1

Notable investments

Cache Ventures

How to reach Sean Heilweil

Angels and operators like Sean Heilweil reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.

Frequently Asked Questions

What does Sean Heilweil invest in?

Sean Heilweil invests in SaaS & Enterprise, Consumer & Retail, E-commerce & D2C and Developer Tools & Data, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.