Co-investors · Angel network · United States

Who invests with Keiretsu Forum

23 investors have backed two or more of the 112 startups Keiretsu Forum has backed in rounds we track. Grouped by kind, each ranked by how many of these startups it shares; Keiretsu Forum Turkey shares the most, 21.

23co-investors
3kinds
Keiretsu Forum Turkeymost shared (21)
VC firmsmost common kind

Keiretsu Forum's whole portfolioKeiretsu Forum's profile

VC firms

10

Angels and networks

7

Government funds

6

Segment by segment

VC firms

10 investors

  1. Keiretsu CapitalVC firmUnited States18 backed
  2. TechstarsVC firmUnited States4 backed
  3. TCTech Coast AngelsVC firmUnited States4 backed
  4. Angel InvestVC firmGermany3 backed
  5. EEISMEAInvestment firm-3 backed
  6. Blume VenturesVC firmIndia2 backed
  7. IAN GroupVC firmIndia2 backed
  8. HHackquartersInvestment firm-2 backed

Angels and networks

7 investors

  1. Keiretsu Forum TurkeyAngel networkTürkiye21 backed
  2. Sand Hill AngelsAngel networkUnited States5 backed
  3. Alliance of AngelsAngel networkUnited States4 backed
  4. Band of AngelsAngel networkUnited States3 backed
  5. Sierra AngelsAngel networkUnited States3 backed
  6. TiE AngelsAngel networkUnited States2 backed
  7. HealthTech CapitalAngel networkUnited States2 backed

Government funds

6 investors

  1. National Institutes of HealthGovernment fundUnited States3 backed
  2. National Science FoundationGovernment fundUnited States3 backed
  3. Innovation WorksGovernment fundUnited States2 backed
  4. Ben Franklin Technology PartnersGovernment fundUnited States2 backed
  5. Ben Franklin Technology Partners of Southeastern PennsylvaniaGovernment fundUnited States2 backed
  6. US Department of EnergyGovernment fundUnited States2 backed

How this map is made. Every investor here has backed two or more of the same startups as Keiretsu Forum, in rounds we track. Grouped by kind, each ranked by how many startups it shares with Keiretsu Forum. Rebuilt nightly; updated 15 November 2026.

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Portfolio mapKeiretsu Forum portfolio map68 startups · $649MSector portfolioKeiretsu Forum's Biotech portfolio14 startups · $130MCo-investorsWho invests with AngelList58 co-investorsCo-investorsWho invests with Techammer34 co-investorsCo-investorsWho invests with Timothy Ferriss31 co-investorsCo-investorsWho invests with Sand Hill Angels28 co-investors

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