William Ou
Angel investor in So Paulo
São Paulo, Brazil
William Ou, Angel investor in So Paulo is an active investor based in São Paulo, Brazil. This profile covers what William Ou backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelInvestor
- Stages
- Pre SeedSeed
- Invests in
- Digital Health & HealthTechHardware & Deep Tech
- Location
- São Paulo, Brazil
- Typical check
- $150K
- Past investments
- 2
Notable investments
How to reach William Ou
Angels and operators like William Ou 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 Accelerator.
Connect with William Ou
Frequently Asked Questions
What does William Ou invest in?
William Ou invests in Digital Health & HealthTech and Hardware & Deep Tech, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does William Ou invest at?
William Ou typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is William Ou's typical check size?
William Ou typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.
How do I contact William Ou?
Unlock William Ou's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.