John Brennan - Angel Investor Profile

Location: New York, NY

Senior Partner at YL Ventures. Working closely with founders building the next generation of cybersecurity.

Investment Focus & Industries

  • security
  • cloud
  • b2b
JB

John Brennan

Verified: Jun 2026 (SMTP Validated)🚀 High-Velocity Angel
New York, NY
in LinkedIn
Check Size Range

Flexible Check Size

Preferred Stages
Pre-seed & Seed

Background & Investment Thesis

Senior Partner at YL Ventures. Working closely with founders building the next generation of cybersecurity.

Focus Industries

securitycloudb2b
AI Outreach Insight94% Match Score

Active investor in security, cloud, b2b. Highly responsive to concise pitches with clear traction metrics.