David Tsao is an operator angel based in San Francisco, California, United States. The known portfolio counts 4 companies: Endor Labs, Symmetry Systems, Gradia Health and Bridgecrew.
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Investment focus
- Sector
- ConsumerHealthcareSaaS
- Focus
- Application/Developer SecurityCloud SecurityDigital HealthInfrastructure-as-Code Security
Contacts
David Tsao portfolio companies (4)
- Endor Labs
- Symmetry Systems
- Gradia Health
- Bridgecrew
Investor Profile
The listing covers sectors Consumer, Healthcare and SaaS, and focus areas Application/Developer Security, Cloud Security, Digital Health and Infrastructure-as-Code Security. Startups operating in these areas may find David Tsao relevant.
Stage-wise, the known deals cluster around Pre-Seed, Seed and Series A rounds.
The portfolio and focus above give founders context on whether David Tsao matches their raise.
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Frequently asked questions
Who is David Tsao?
David Tsao is an operator angel based in San Francisco, California, United States with 4 known investments on file, among them Endor Labs, Symmetry Systems and Gradia Health. The sections above list the sectors and stages attached to that record.
What does David Tsao invest in?
Listed sectors include Consumer, Healthcare and SaaS; listed focus areas include Application/Developer Security, Cloud Security, Digital Health and Infrastructure-as-Code Security. Those tags come from the companies attached to this profile, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does David Tsao invest at?
The known deals of David Tsao include Pre-Seed, Seed and Series A rounds. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
How do I contact David Tsao?
An email address, a phone number and a LinkedIn page are on file for David Tsao. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal