James Peyer is a Founder & CEO at Cambrian Bio, whose known portfolio counts 6 companies.
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Investment focus
- Sector
- Healthcare
Contacts
Affiliated funds' portfolios
Founder & CEO at Cambrian Bio, whose known portfolio counts 6 companies
- Sensei Biotherapeutics
- Arcellx
- Samsara Therapeutics
- Vita Therapeutics
- Amplifier Therapeutics
- Oviva Therapeutics
Investor Profile
The listing covers sector Healthcare, and focus areas Biotech, Drug Discovery, Pharma and Therapeutics. Startups operating in these areas may find James Peyer relevant.
Cambrian Bio appears in Growth, Seed and Series A rounds across its known deals.
What the affiliated firm has backed is the closest available signal on whether James Peyer is worth approaching.
Colleagues at Cambrian Bio
Frequently asked questions
Who is James Peyer?
James Peyer is an operator-led investor based in New York City, United States, listed as Founder & CEO at Cambrian Bio. The known portfolio of that firm counts 6 companies. That portfolio belongs to the firm, not to James Peyer personally.
What does James Peyer invest in?
Listed sectors include Healthcare; listed focus areas include Biotech, Drug Discovery, Pharma and Therapeutics. 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 James Peyer invest at?
Cambrian Bio appears in Growth, Seed and Series A rounds across its known deals, and James Peyer is listed there as Founder & CEO. 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 James Peyer listed at?
James Peyer is listed as Founder & CEO at Cambrian Bio. 2 other people in the database share a firm with James Peyer.
How do I contact James Peyer?
An email address, a phone number and a LinkedIn page are on file for James Peyer. 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