Co-investors · VC firm · United States

Who invests with Deerfield

62 investors have backed two or more of the 113 startups Deerfield has backed in rounds we track. Grouped by kind, each ranked by how many of these startups it shares; RA Capital Management shares the most, 12.

62co-investors
3kinds
RA Capital Managementmost shared (12)
VC firmsmost common kind

Deerfield's whole portfolioDeerfield's profile

VC firms

36

+12 more

Private equity and asset managers

19

Corporate investors

7

Segment by segment

VC firms

36 investors

  1. Casdin CapitalVC firmUnited States9 backed
  2. FidelityVC firmUnited States8 backed
  3. Wellington ManagementVC firmUnited States8 backed
  4. Third Rock VenturesVC firmUnited States7 backed
  5. LD CapitalVC firmChina7 backed
  6. Optum VenturesVC firmUnited States5 backed
  7. AVAlexandria Venture InvestmentsVC firm-5 backed
  8. New Enterprise AssociatesVC firmUnited States4 backed

Private equity and asset managers

19 investors

  1. RA Capital ManagementPrivate equityUnited States12 backed
  2. OrbiMedPrivate equityUnited States9 backed
  3. MPM CapitalPrivate equityUnited States4 backed
  4. TCGPrivate equityUnited States4 backed
  5. Cormorant Asset ManagementPrivate equityUnited States4 backed
  6. Vivo CapitalPrivate equityUnited States3 backed
  7. InvusPrivate equityUnited States3 backed
  8. Janus Henderson InvestorsPrivate equityUnited Kingdom3 backed

Corporate investors

7 investors

  1. Google VenturesCorporate investorUnited States7 backed
  2. PfizerCorporate investorUnited States4 backed
  3. SR OneCorporate investorUnited States2 backed
  4. Eli LillyCorporate investorUnited States2 backed
  5. Kaiser Permanente VenturesCorporate investorUnited States2 backed
  6. IpsenCorporate investorFrance2 backed
  7. Merck Global Health Innovation FundCorporate investorUnited States2 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
Portfolio mapDeerfield portfolio map99 startups · $13BSector portfolioDeerfield's Biotech portfolio66 startups · $8.6BSector portfolioDeerfield's Healthtech portfolio17 startups · $2.5BCo-investorsWho invests with Techstars991 co-investorsCo-investorsWho invests with SV Angel988 co-investorsCo-investorsWho invests with Andreessen Horowitz977 co-investors

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