Charlie Santos-Buch

Active Investor

Operating Partner at AE Industrial Partners, LP

Boca Raton, Florida

Charlie Santos-Buch, Operating Partner at AE Industrial Partners, LP is an active investor based in Boca Raton, Florida. This profile covers what Charlie Santos-Buch backs, at which stage, and how founders can reach out in 2026.

Investor type: VCPE
Stages: SeedSeries ASeries BLate Stage Venture
Invests in: Artificial IntelligenceSaaS & EnterpriseClimate & EnergyCybersecurityRobotics & AutomationSpace & AerospaceManufacturing & IndustrialMobility & Logistics
Location: Boca Raton, Florida
Typical check: $2M
Past investments: 6

Notable investments

UBS AGThayerMahanAeroSat CorporationCIBC Capital MarketsOppenheimer & Co. Inc.PaineWebber

How to reach Charlie Santos-Buch

Angels and operators like Charlie Santos-Buch 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 Charlie Santos-Buch invest in?

Charlie Santos-Buch invests in Artificial Intelligence, SaaS & Enterprise, Climate & Energy and Cybersecurity, typically at Seed, Series A, Series B and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.

How do I contact Charlie Santos-Buch?

Unlock Charlie Santos-Buch's verified email on Round Funded and send a personalized pitch. We surface only deliverable contacts so your outreach lands.