Co-investors · VC firm · United States

Who invests with Haystack

122 investors have backed two or more of the 119 startups Haystack has backed in rounds we track. Grouped by kind, each ranked by how many of these startups it shares; Y Combinator shares the most, 26.

122co-investors
5kinds
Y Combinatormost shared (26)
VC firmsmost common kind

Haystack's whole portfolioHaystack's profile

VC firms

98

+74 more

Angels and networks

10

Corporate investors

7

Private equity and asset managers

4

Accelerators

3

Segment by segment

VC firms

98 investors

  1. Lightspeed Venture PartnersVC firmUnited States15 backed
  2. TechstarsVC firmUnited States10 backed
  3. SV AngelVC firmUnited States9 backed
  4. Andreessen HorowitzVC firmUnited States9 backed
  5. Alumni VenturesVC firmUnited States8 backed
  6. CRVVC firmUnited States7 backed
  7. Initialized CapitalVC firmUnited States7 backed
  8. Lux CapitalVC firmUnited States7 backed

Angels and networks

10 investors

  1. 5G500 GlobalAngel investorUnited States4 backed
  2. PBPaul BuchheitAngel investorUnited States3 backed
  3. JFJason FingerAngel investorUnited States2 backed
  4. LGLachy GroomAngel investorUnited States2 backed
  5. SBScott BelskyAngel investor-2 backed
  6. ELEdward LandoAngel investorUnited States2 backed
  7. AOAlexis OhanianAngel investorUnited States2 backed
  8. Golden SeedsAngel networkUnited States2 backed

Corporate investors

7 investors

  1. Google VenturesCorporate investorUnited States7 backed
  2. Salesforce VenturesCorporate investorUnited States5 backed
  3. Comcast VenturesCorporate investorUnited States4 backed
  4. SlackCorporate investorUnited States3 backed
  5. Samsung NextCorporate investorUnited States3 backed
  6. Lockheed MartinCorporate investorUnited States3 backed
  7. Z Venture CapitalCorporate investorJapan2 backed

Private equity and asset managers

4 investors

  1. GaingelsPrivate equityUnited States3 backed
  2. Dragoneer InvestmentPrivate equityUnited States2 backed
  3. StepStone GroupFund of fundsUnited States2 backed
  4. Pioneer FundPrivate equityUnited States2 backed

Accelerators

3 investors

  1. Y CombinatorAcceleratorUnited States26 backed
  2. Plug and PlayAcceleratorUnited States2 backed
  3. Creative Destruction LabAcceleratorCanada2 backed

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

More portfolio maps

All portfolios
Portfolio mapHaystack portfolio map76 startups · $9.9BSector portfolioHaystack's AI portfolio23 startups · $1.1BCo-investorsWho invests with Techstars991 co-investorsCo-investorsWho invests with SV Angel988 co-investorsCo-investorsWho invests with Andreessen Horowitz977 co-investorsCo-investorsWho invests with Alumni Ventures911 co-investors

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