# Who Invests With Deerfield: 62 Co-Investors (2026) > The 62 investors that have backed two or more of the same startups as Deerfield, by kind: vc firms, private equity and asset managers and corporate investors. Source: https://millionrounds.com/portfolio-maps/deerfield-co-investors (Millionrounds; every figure on the page links to its filing or article) ## VC firms 36 - [Casdin Capital](https://millionrounds.com/fund/casdin-capital) - [Fidelity](https://millionrounds.com/fund/fidelity) - [Wellington Management](https://millionrounds.com/fund/wellington-management) - [Third Rock Ventures](https://millionrounds.com/fund/third-rock-ventures) - [LD Capital](https://millionrounds.com/fund/xie) - [Optum Ventures](https://millionrounds.com/fund/optum-ventures) - [*AV* Alexandria Venture Investments](https://millionrounds.com/fund/alexandria-venture-investments) - [New Enterprise Associates](https://millionrounds.com/fund/new-enterprise-associates) - [U.S. Venture Partners](https://millionrounds.com/fund/u-s-venture-partners-usvp) - [The Column Group](https://millionrounds.com/fund/the-column-group) - [Venrock](https://millionrounds.com/fund/venrock) - [Sofinnova Partners](https://millionrounds.com/fund/sofinnova-partners) - [Redmile Group](https://millionrounds.com/fund/redmile-group) - [TCG Crossover](https://millionrounds.com/fund/tcg-crossover) - [ARCH Venture Partners](https://millionrounds.com/fund/arch-venture-partners) - [Longwood Fund](https://millionrounds.com/fund/longwood-fund) - [Polaris Partners](https://millionrounds.com/fund/polaris-partners) - [Qiming Venture Partners](https://millionrounds.com/fund/qiming-venture-partners) - [Osage University Partners](https://millionrounds.com/fund/osage-university-partners) - [Cormorant Capital](https://millionrounds.com/fund/cormorant-capital) - [Boxer Capital](https://millionrounds.com/fund/boxer-capital) - [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) - [SV Angel](https://millionrounds.com/fund/sv-angel) - [Alexandria Real Estate Equities](https://millionrounds.com/fund/alexandria) +12 more ## Private equity and asset managers 19 - [RA Capital Management](https://millionrounds.com/fund/ra-capital-management) - [OrbiMed](https://millionrounds.com/fund/orbimed) - [MPM Capital](https://millionrounds.com/fund/mpm-bioimpact) - [TCG](https://millionrounds.com/fund/tcg) - [Cormorant Asset Management](https://millionrounds.com/fund/cormorant-asset-management) - [Vivo Capital](https://millionrounds.com/fund/vivo-capital) - [Invus](https://millionrounds.com/fund/invus) - [Janus Henderson Investors](https://millionrounds.com/fund/janus-henderson-investors) - [Foresite Capital](https://millionrounds.com/fund/forsite-capital) - [Rock Springs Capital](https://millionrounds.com/fund/rock-springs-capital) - [*BC* Bain Capital Life Sciences](https://millionrounds.com/fund/bain-capital-life-sciences) - [EcoR1 Capital](https://millionrounds.com/fund/ecor1-capital) - [*SC* Sabby Capital](https://millionrounds.com/fund/sabby-capital) - [Baird Capital](https://millionrounds.com/fund/baird-capital) - [Ally Bridge Group](https://millionrounds.com/fund/ally-bridge-group) - [Warburg Pincus](https://millionrounds.com/fund/warburg-pincus) - [Pavilion Capital](https://millionrounds.com/fund/pavilion-capital) - [Perceptive Advisors](https://millionrounds.com/fund/perceptive-advisors) - [Franklin Templeton](https://millionrounds.com/fund/franklin-templeton) ## Corporate investors 7 - [Google Ventures](https://millionrounds.com/fund/gv) - [Pfizer](https://millionrounds.com/fund/pfizer) - [SR One](https://millionrounds.com/fund/sr-one) - [Eli Lilly](https://millionrounds.com/fund/eli-lilly) - [Kaiser Permanente Ventures](https://millionrounds.com/fund/kaiser-permanente-ventures) - [Ipsen](https://millionrounds.com/fund/ipsen) - [Merck Global Health Innovation Fund](https://millionrounds.com/fund/merck-global-health-innovation-fund) ## Segment by segment ### VC firms 36 investors - [**Casdin Capital**](https://millionrounds.com/fund/casdin-capital) VC firm United States 9 backed - [**Fidelity**](https://millionrounds.com/fund/fidelity) VC firm United States 8 backed - [**Wellington Management**](https://millionrounds.com/fund/wellington-management) VC firm United States 8 backed - [**Third Rock Ventures**](https://millionrounds.com/fund/third-rock-ventures) VC firm United States 7 backed - [**LD Capital**](https://millionrounds.com/fund/xie) VC firm China 7 backed - [**Optum Ventures**](https://millionrounds.com/fund/optum-ventures) VC firm United States 5 backed - [*AV* **Alexandria Venture Investments**](https://millionrounds.com/fund/alexandria-venture-investments) VC firm - 5 backed - [**New Enterprise Associates**](https://millionrounds.com/fund/new-enterprise-associates) VC firm United States 4 backed ### Private equity and asset managers 19 investors - [**RA Capital Management**](https://millionrounds.com/fund/ra-capital-management) Private equity United States 12 backed - [**OrbiMed**](https://millionrounds.com/fund/orbimed) Private equity United States 9 backed - [**MPM Capital**](https://millionrounds.com/fund/mpm-bioimpact) Private equity United States 4 backed - [**TCG**](https://millionrounds.com/fund/tcg) Private equity United States 4 backed - [**Cormorant Asset Management**](https://millionrounds.com/fund/cormorant-asset-management) Private equity United States 4 backed - [**Vivo Capital**](https://millionrounds.com/fund/vivo-capital) Private equity United States 3 backed - [**Invus**](https://millionrounds.com/fund/invus) Private equity United States 3 backed - [**Janus Henderson Investors**](https://millionrounds.com/fund/janus-henderson-investors) Private equity United Kingdom 3 backed ### Corporate investors 7 investors - [**Google Ventures**](https://millionrounds.com/fund/gv) Corporate investor United States 7 backed - [**Pfizer**](https://millionrounds.com/fund/pfizer) Corporate investor United States 4 backed - [**SR One**](https://millionrounds.com/fund/sr-one) Corporate investor United States 2 backed - [**Eli Lilly**](https://millionrounds.com/fund/eli-lilly) Corporate investor United States 2 backed - [**Kaiser Permanente Ventures**](https://millionrounds.com/fund/kaiser-permanente-ventures) Corporate investor United States 2 backed - [**Ipsen**](https://millionrounds.com/fund/ipsen) Corporate investor France 2 backed - [**Merck Global Health Innovation Fund**](https://millionrounds.com/fund/merck-global-health-innovation-fund) Corporate investor United States 2 backed **How this map is made.** Every investor here has backed two or more of the same startups as Deerfield, in rounds we track. Grouped by kind, each ranked by how many startups it shares with Deerfield. Rebuilt nightly; updated 15 November 2026. ## More portfolio maps [All portfolios](https://millionrounds.com/portfolio-maps) [Portfolio map **Deerfield portfolio map** 99 startups · $13B](https://millionrounds.com/portfolio-maps/deerfield-portfolio-map)[Sector portfolio **Deerfield's Biotech portfolio** 66 startups · $8.6B](https://millionrounds.com/portfolio-maps/deerfield-biotech-portfolio)[Sector portfolio **Deerfield's Healthtech portfolio** 17 startups · $2.5B](https://millionrounds.com/portfolio-maps/deerfield-healthtech-portfolio)[Co-investors **Who invests with Techstars** 991 co-investors](https://millionrounds.com/portfolio-maps/techstars-co-investors)[Co-investors **Who invests with SV Angel** 988 co-investors](https://millionrounds.com/portfolio-maps/sv-angel-co-investors)[Co-investors **Who invests with Andreessen Horowitz** 977 co-investors](https://millionrounds.com/portfolio-maps/andreessen-horowitz-co-investors) ## Raising from investors like Deerfield? 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