Most Active Climate Investors in Seattle 2026

10 firms writing Climate checks in Seattle, led by Ignition Partners, Prime Impact Fund, Sozo Ventures — ranked by verified deal count with the companies.

Climate in Seattle accounts for 8 tracked companies with verified cap-table data, 8 of which disclose round sizes totalling $1.1B. The median disclosed raise is $120M, and the largest is Zap Energy at $448M, ahead of Carbon Robotics ($230M) and LevelTen Energy ($125M).

The names that recur most often on these climate cap tables are Prelude Ventures (3 companies), Lowercarbon Capital (2 companies), B Capital (2 companies), Congruent Ventures (2 companies), Bonfire Ventures (1 company), Breakthrough Energy Ventures (1 company). By latest disclosed round, the market skews Series A (4), Series D (3), Series C (1).

Best funded Climate in Seattle companies

  1. Zap Energy — $448M (latest: Series D)
  2. Carbon Robotics — $230M (latest: Series D)
  3. LevelTen Energy — $125M (latest: Series D)
  4. Omnidian — $120M (latest: Series C)
  5. Atomo Coffee — $59M (latest: Series A)
  6. Mast Reforestation — $36M (latest: Series A)
  7. Avalanche Energy — $34M (latest: Series A)
  8. Rebellyous Foods — $30M (latest: Series A)

Sector × city funding reports (20)

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