Monthly roundup · Climate Tech · July 2026

Climate Tech startup funding, July 2026: Commonwealth Fusion Systems's $1.0B Growth leads 16 rounds

By Millionrounds ResearchPublished 1 August 2026Updated 15 October 2026

We read 16 equity rounds in Climate Tech announced in July 2026, raising $2.1B between them: 7% of all the rounds we read that month and 5% of the money. The largest was Commonwealth Fusion Systems's $1.0B Growth. The median seed round was $3.3M, against $4.6M over the last twelve months in Climate Tech; at Series A it was $13M.

Equity rounds16in Climate Tech, 16 with an amount
Raised$2.1Bacross those rounds
Lead named75%of rounds say who led
Share of the month7%of rounds; 5% of the money

The biggest rounds

  1. 1CCommonwealth Fusion SystemsGrowth · United States$1.0B
  2. 2Multiverse ComputingSeries C · Spain · led by ForgePoint Capital, Bullhound Capital$570M
  3. 3SSilaGrowth · United States · led by Sutter Hill Ventures, Atreides Management$300M
  4. 4General FusionGrowth · Canada$108M
  5. 5SynteticaSeries A · France · led by Bpifrance, Ecotechnologies 2 fund$30M
  6. 6GreyparrotSeries B · United Kingdom · led by Omar Mir$27M
  7. 7MMAKOSeries A · Australia · led by Virescent Ventures$19M
  8. 8GridcogSeries A · United Kingdom · led by ABB Technology Ventures$14M
  9. 9DDeutsche SanierungsberatungSeries A · Germany · led by Simon Capital, Verbund X Ventures$11M
  10. 10FFuchs & EuleSeries A · Germany · led by Get Fund$11M

Day by day

Equity rounds in Climate Tech announced each day of July. The busiest day was 1 July, with 2.

1 July31 July

By stage, against the year

Each stage's median this month beside its twelve-month median: the sector's own where we hold enough rounds for a benchmark, otherwise the one across all sectors.

Pre-seed1$4.3Mthis month$2.0M12 months, all sectors
Seed4$3.3Mthis month$4.6M12 months here
Series A6$13Mthis month$14M12 months here
Series B1$27Mthis month$50M12 months, all sectors
Series C1$570Mthis month$100M12 months, all sectors
Growth3$300Mthis month$113M12 months, all sectors

Where

United States had the most Climate Tech rounds this month.

Against the month

  • Rounds, Climate Tech16
  • Rounds, all sectors216
  • Raised, Climate Tech$2.1B
  • Raised, all sectors$41B

The whole of July 2026

Other sectors in July

131 roundsAI→36 roundsFintech→16 roundsEnergy→16 roundsManufacturing→15 roundsHealthcare→15 roundsCybersecurity→15 roundsRobotics→13 roundsSoftware→13 roundsAerospace & Space→12 roundsHardware & Electronics→12 roundsConstruction→12 roundsBig Data & Analytics→12 roundsBiotech→