Initialized Capital Co-Investors 2026

Who Initialized Capital invests alongside: Founders Fund, Accel, Acequia Capital — mapped across 30 portfolio companies in 9 sectors and 12 cities.

Initialized Capital accounts for 32 tracked companies with verified cap-table data, 32 of which disclose round sizes totalling $3.4B. The median disclosed raise is $89M, and the largest is Silo at $272M, ahead of Truepill ($256M) and Papa Inc. ($240M).

The names that recur most often on these co-invested cap tables are Initialized Capital (32 companies), Y Combinator (9 companies), Andreessen Horowitz (7 companies), TI Platform Management (3 companies), Accel (3 companies), Sound Ventures (2 companies). By latest disclosed round, the market skews Series B (9), Series A (8), Series D (6), Seed (5).

Best funded Initialized Capital companies

  1. Silo — $272M (latest: Series C)
  2. Truepill — $256M (latest: Series D)
  3. Papa Inc. — $240M (latest: Series D)
  4. Papa — $240M (latest: Series D)
  5. Zeus Living — $217M (latest: Series C)
  6. Heap — $205M (latest: Series D)
  7. Labelbox — $190M (latest: Series D)
  8. Laurel — $150M (latest: Series C)
  9. Sygaldry Technologies — $139M (latest: Series A)
  10. Fly.io — $111M (latest: Series C)
  11. LogDNA — $110M (latest: Series D)
  12. CoinTracker — $101M (latest: Series A)
  13. Reibus — $100M (latest: Series B)
  14. Albedo — $97M (latest: Series A)
  15. PermitFlow — $91M (latest: Series B)

Initialized Capital — related firms and companies (56)

Initialized Capital alternatives · All research reports