David Horn is an Investor at Seer, whose known portfolio counts 1 company.
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Investment focus
- Sector
- Healthcare
- Focus
- BiotechDiagnosticsProteomics
Contacts
Affiliated funds' portfolios
Investor at Seer, whose known portfolio counts 1 company
- PrognomiQ
Investor Profile
The listing covers sector Healthcare, and focus areas Biotech, Diagnostics and Proteomics. Startups operating in these areas may find David Horn relevant.
David Horn is listed for Seed and Series A rounds in the database.
The firm portfolio and the focus above give founders context on whether David Horn matches their raise.
Colleagues at Seer
Frequently asked questions
Who is David Horn?
David Horn is an operator-led investor based in San Francisco, California, United States, listed as Investor at Seer. The known portfolio of that firm is one company. That portfolio belongs to the firm, not to David Horn personally.
What does David Horn invest in?
Listed sectors include Healthcare; listed focus areas include Biotech, Diagnostics and Proteomics. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does David Horn invest at?
Seer is listed for Seed and Series A rounds in the database, and David Horn is listed there as Investor. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is David Horn listed at?
David Horn is listed as Investor at Seer. One other person in the database shares a firm with David Horn.
How do I contact David Horn?
A LinkedIn page is on file for David Horn. It is readable inside RaiseHunt after you create an account. The database holds no email address and no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal