Co-investors · VC firm · United States

Who invests with O'Reilly AlphaTech Ventures

45 investors have backed two or more of the 33 startups O'Reilly AlphaTech Ventures has backed in rounds we track. Grouped by kind, each ranked by how many of these startups it shares; Index Ventures shares the most, 5.

45co-investors
2kinds
Index Venturesmost shared (5)
VC firmsmost common kind

O'Reilly AlphaTech Ventures's whole portfolioO'Reilly AlphaTech Ventures's profile

VC firms

38

+14 more

Angels and networks

7

Segment by segment

VC firms

38 investors

  1. Index VenturesVC firmUnited Kingdom5 backed
  2. SV AngelVC firmUnited States5 backed
  3. Union Square VenturesVC firmUnited States3 backed
  4. LVLerer VenturesVC firmUnited States3 backed
  5. JSJoshua SchachterVC firm-3 backed
  6. Andreessen HorowitzVC firmUnited States3 backed
  7. Shasta VenturesVC firmUnited States3 backed
  8. Slow VenturesVC firmUnited States3 backed

Angels and networks

7 investors

  1. TechammerAngel networkUnited States2 backed
  2. JIJoi ItoAngel investorUnited States2 backed
  3. RWRick WebbAngel investor-2 backed
  4. SMSteve MartocciAngel investor-2 backed
  5. PHPeter HershbergAngel investor-2 backed
  6. RBRichard BransonAngel investorUnited States2 backed
  7. BPBob PaskerAngel investorUnited States2 backed

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

More portfolio maps

All portfolios
Co-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-investorsCo-investorsWho invests with Sequoia Capital827 co-investorsCo-investorsWho invests with Founders Fund747 co-investors

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