EcoR1 Capital is a venture debt provider. Team members are concentrated in San Francisco, California, United States. Known portfolio companies include Diagonal Therapeutics, Immunic Therapeutics, Attovia Therapeutics, AnaptysBio, Aquestive Therapeutics and CAMP4 Therapeutics, 9 companies in all.
Is EcoR1 Capital a fit for your startup?
Paste your website. AI checks the fit and scores every other investor too.
Investment focus
- Sector
- Healthcare
- Focus
- BiotechBiotech Public EquityDrug DevelopmentGenomicsPharmaTherapeutics
Who to pitch at EcoR1 Capital
EcoR1 Capital portfolio companies (9)
- Diagonal Therapeutics
- Immunic Therapeutics
- Attovia Therapeutics
- AnaptysBio
- Aquestive Therapeutics
- CAMP4 Therapeutics
- Atara Biotherapeutics
- Tectonic Therapeutic
- Neurogene
Co-investors
Funds that share portfolio companies with EcoR1 Capital.
Similar funds
Showing 20 of 100
About EcoR1 Capital
The firm's listing covers sector Healthcare, and focus areas Biotech, Biotech Public Equity, Drug Development and Genomics; known deals cluster at Growth, Late-Stage and Series B.
The contacts to approach at EcoR1 Capital are Caroline Stout (Partner) and Alexander Tkachenko (Investor).
EcoR1 Capital shares portfolio companies with 20 other investment firms, among them Trails Edge Capital Partners, Woodline Partners and Vivo Capital.
Frequently asked questions
What is EcoR1 Capital?
EcoR1 Capital is a venture debt provider whose team is concentrated in San Francisco, California, United States, with a known portfolio of 9 companies. The portfolio comes from public investment records rather than from the firm, so deals that never surfaced publicly are not in it.
What does EcoR1 Capital invest in?
Listed sectors include Healthcare; listed focus areas include Biotech, Biotech Public Equity, Drug Development and Genomics. Those tags come from the portfolio attached to the firm, so they describe what has been backed rather than a stated mandate for what comes next.
What stage does EcoR1 Capital invest at?
The known deals of EcoR1 Capital include Growth, Late-Stage and Series B rounds. Check that against your own round before reaching out: stage mismatch is the most common reason a well matched sector still goes nowhere.
Who should I pitch at EcoR1 Capital?
Both people on file at EcoR1 Capital are listed as contacts for the firm, each with their own profile page.
How do I contact EcoR1 Capital?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 2 people attached to the firm have their own pages, each showing whether an address is on file for them.
Skip the browsing. Let AI find your ideal investors in one minute.
Paste your startup website and AI picks your best-fit investors out of 135,000+ profiles.
Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal