Tim O'Reilly

Active Investor

Partner at O'Reilly AlphaTech Ventures

Sebastopol, California

Tim O'Reilly, Partner at O'Reilly AlphaTech Ventures is an active investor based in Sebastopol, California. This profile covers what Tim O'Reilly backs, at which stage, and how founders can reach out in 2026.

Investor type: AngelVCPEInvestment Partner
Stages: Early Stage VenturePre SeedSeed
Invests in: Healthcare & BiotechSaaS & EnterpriseConsumer & RetailDeveloper Tools & DataEdTechMedia & ContentSocial & Community
Location: Sebastopol, California
Typical check: $250K
Past investments: 8

Notable investments

MetabiotaDeliciousGoodDataIntellectMarketPOPVOXOdeoMediumFederated Media

How to reach Tim O'Reilly

Angels and operators like Tim O'Reilly 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 Tim O'Reilly invest in?

Tim O'Reilly invests in Healthcare & Biotech, SaaS & Enterprise, Consumer & Retail and Developer Tools & Data, typically at Early Stage Venture, Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.