Charlie Santos-Buch
Venture investor in Boca Raton
Boca Raton, Florida
Charlie Santos-Buch, Venture investor in Boca Raton 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
ThayerMahan
AeroSat CorporationCIBC Capital MarketsOppenheimer & Co. Inc.PaineWebberHow 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.
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About this profile
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Cite this page
Round Funded. "Charlie Santos-Buch." Round Funded investor database, updated September 9, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/charlie-santos-buch
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.
What stage does Charlie Santos-Buch invest at?
Charlie Santos-Buch typically invests at Seed, Series A, Series B and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Charlie Santos-Buch's typical check size?
Charlie Santos-Buch typically writes checks around $2M. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.