Breakthrough Energy Ventures

Portfolio Co Investors 2026 for Breakthrough Energy Ventures: investors, rounds, and co-investor patterns from StartupFundraising.com research.

Breakthrough Energy Ventures accounts for 59 tracked companies with verified cap-table data, 59 of which disclose round sizes totalling $13B. The median disclosed raise is $100M, and the largest is Commonwealth Fusion at $3B, ahead of Redwood Materials ($1.6B) and Electric Hydrogen ($700M).

The names that recur most often on these co-invested cap tables are Breakthrough Energy Ventures (59 companies), Lowercarbon Capital (9 companies), Prelude Ventures (8 companies), Khosla Ventures (4 companies), Andreessen Horowitz (4 companies), Y Combinator (4 companies). By latest disclosed round, the market skews Series B (22), Series A (14), Series C (8), Series D (4).

Best funded Breakthrough Energy Ventures companies

  1. Commonwealth Fusion — $3B (latest: Series B)
  2. Redwood Materials — $1.6B (latest: Series E)
  3. Electric Hydrogen — $700M (latest: Series A)
  4. Nature’s Fynd — $500M (latest: Series C)
  5. Fervo Energy — $462M (latest: Series E)
  6. Zap Energy — $448M (latest: Series D)
  7. Pivot Bio — $430M (latest: Series D)
  8. Cowboy Space — $365M (latest: Series B)
  9. ESS — $338M (latest: IPO)
  10. Lilac Solutions — $300M (latest: Series B)
  11. 1366 Technologies — $265M (latest: Series E)
  12. Terra CO2 Technologies — $250M (latest: Series B)
  13. Antora Energy — $230M (latest: Series B)
  14. Heirloom — $203M (latest: Series B)
  15. Xcimer Energy — $200M (latest: Series A)

Breakthrough Energy Ventures Management GP, LLC — related firms and companies (56)

Breakthrough Energy Ventures Management GP, LLC profile · All research reports