John Freund is an angel investor based in Palo Alto, California, United States. The known portfolio is one company, Pionyr Immunotherapeutics.
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Investment focus
- Stage
- Series B
- Sector
- Healthcare
Contacts
John Freund portfolio company (1)
- Pionyr Immunotherapeutics
Affiliated funds' portfolios
Founder and Managing Partner at Skyline Ventures, whose known portfolio counts 13 companies
- Kin Insurance
- Sutro Biopharma
- Aixin Semiconductor Technology
- Proteon Therapeutics
- CIARRA
- Crescendo Bioscience
- Dicerna Pharmaceuticals
- MRI Online
- XLAND METAVERSE
- Collegium Pharmaceutical
- Muse Technology
- Povison
- and 1 more
Investor Profile
The listing covers sector Healthcare, and focus areas Biotech, Medical Devices, Pharmaceuticals and Therapeutics. Startups operating in these areas may find John Freund relevant.
John Freund is listed for Series B rounds in the database.
The portfolio and focus above give founders context on whether John Freund matches their raise.
Colleagues at Skyline Ventures
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Frequently asked questions
Who is John Freund?
John Freund is an angel investor based in Palo Alto, California, United States with one known investment on file, Pionyr Immunotherapeutics. The sections above list the sectors, stages and firms attached to that record.
What does John Freund invest in?
Listed sectors include Healthcare; listed focus areas include Biotech, Medical Devices, Pharmaceuticals and Therapeutics. 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 John Freund invest at?
The database lists John Freund for Series B 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.
Which firm is John Freund listed at?
John Freund is listed as Founder and Managing Partner at Skyline Ventures. 3 other people in the database share a firm with John Freund.
How do I contact John Freund?
An email address, a phone number and a LinkedIn page are on file for John Freund. 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