Seed, Pre-Seed
$1.0M – $5.0M
$12.6B
11+ companies
11 partners
Investment Thesis
RA Capital specializes in identifying and supporting transformative life sciences ventures, with a deep focus on biotech and innovative pharmaceuticals.
How RA Capital Management invests
RA Capital Management is a vc firm based in Boston, MA. The firm invests at the Seed, Pre-Seed stages, with a focus on Healthcare, Other.
RA Capital Management typically writes checks of $1.0M–$5.0M per investment, backed by approximately $13B in assets under management.
RA Capital Management has backed 11 companies in our records, including Spero Therapeutics, Aimmune Therapeutics, Lusaris Therapeutics.
Meet the Team
Laura Stoppel is a Partner on the Investment Team at RA Capital Management. Laura works on both public and private investments and serves as a Board Director for Artiva Biotherapeutics, Nimbus Therapeutics, and Acumen Pharmaceuticals. Previously, Laura covered hematologic malignancies, cell therapies, retinal diseases, and orphan neurodevelopmental disorders. Her graduate research investigated synaptic translation in syndromic autism. Laura holds a BA in Biology and Psychology from Harvard University and a PhD in Neuroscience from MIT.
Industry Focus
Invests In
Portfolio Companies (11)
Other
Spero Therapeutics
Aimmune Therapeutics
Lusaris Therapeutics
Eliem Therapeutics
Aerovate Therapeutics
Imbria Pharmaceuticals
Athenen Therapeutics
RA Capital Planetary Health Fund, L.P. (CIK 0001979194)
SEC Form D filing mentioning RA Capital Management
RA Capital Healthcare Fund LP (CIK 0001315082)
SEC Form D filing mentioning RA Capital Management
RA Capital Planetary Health International Fund, L.P. (CIK 0001979199)
SEC Form D filing mentioning RA Capital Management
- •Raising at Seed, Pre-Seed? You're squarely in their sweet spot.
- •Lead with your fit in Healthcare, Other — the sectors they actively back.
- •Size your ask to their typical $1.0M – $5.0M check.
- •warm intro preferred
- •Address your outreach to a specific partner, such as Peter Kolchinsky, Managing Partner.
- •A warm introduction beats a cold email. Get matched and request an intro.
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