# James Peyer

> James Peyer is a seed investor in New York backing Biotechnology and Medical. See 0 investments, round sizes, portfolio and contact details. Updated Oct 2026.

- Type: Angel Investor
- Location: New York, United States
- Last updated: Oct 2026
- LinkedIn: https://www.linkedin.com/in/jamespeyer
- X (Twitter): https://twitter.com/jamespeyer?lang=en

James Peyer is a seed investor in New York focused on Biotechnology and Medical. James Peyer is the Chief Executive Officer and Co-Founder of Cambrian Biopharma. James was previously Founder and Managing Partner at Apollo Ventures, the first global longevity-focused venture capital firm, investing across the US and Europe. He led investments in Cleara Biotech, Aeovian Pharmaceuticals, and Samsara Therapeutics, and served on theBoard and/or in executive roles for all three companies. James has led companies that have raised over $100M. He serves on the board of Sensei Biotherapeutics, Vineyard Therapeutics, and several more stealth-mode companies. Prior to Apollo, James was a consultant at the New York office of McKinsey & Company, serving major pharmaceutical clients. He earned his PhD in stem cell biology at University of Texas Southwestern Medical Center as a National Science Foundation Fellow and received his B.A. with special honors from the University of Chicago.

## Contacts

5 contacts available for James Peyer: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/james-peyer-269d?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Biotechnology | 4 | 0% |
| Medical | 2 | 0% |
| Health Care | 2 | 0% |
| Therapeutics | 2 | 0% |
| Biopharma | 1 | 0% |

8 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 2 | 0% |
| Series A | 2 | 0% |
| Series B | 2 | 0% |

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### Similar stage
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## FAQ

### What does James Peyer invest in?

James Peyer invests primarily in Biotechnology, Medical and Health Care startups, most often at Seed and Series A stage. Most of the 0 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact James Peyer?

Public channels for James Peyer include LinkedIn and X (Twitter). For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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