Renzo Castillo
Principal & Strategic Advisor | Applied AI & Ops at Rabona Ventures
San Francisco, California
Renzo Castillo, Principal & Strategic Advisor | Applied AI & Ops at Rabona Ventures is an active investor based in San Francisco, California. This profile covers what Renzo Castillo backs, at which stage, and how founders can reach out in 2026.
Renzo Castillo is a Principal & Strategic Advisor at Rabona Ventures, focusing on Applied AI, human-machine systems, and B2B2C platforms for execution-critical environments.
- Investor type
- VC
- Stages
- Pre SeedSeed
- Invests in
- Artificial IntelligenceClimate & EnergySaaS & Enterprise
- Location
- San Francisco, California
- Typical check
- $150K
How to reach Renzo Castillo
Angels and operators like Renzo Castillo 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.
Connect with Renzo Castillo
About this profile
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise.
Frequently Asked Questions
What does Renzo Castillo invest in?
Renzo Castillo invests in Artificial Intelligence, Climate & Energy and SaaS & Enterprise, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Renzo Castillo invest at?
Renzo Castillo typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Renzo Castillo's typical check size?
Renzo Castillo typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.
How do I contact Renzo Castillo?
Unlock Renzo Castillo's verified email on Round Funded and send a personalized pitch. We surface only deliverable contacts so your outreach lands.
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.