Investor Lists

Growth cleantech investors

Updated 7 November 2026

Firms we have watched take part in a growth round raised by a cleantech company in the last two years. Both the stage and the sector are what they did, not what their website says.

See all 185 →The top 25
185investors on the listNo change this week
4,751cheques in 12 months-9% against the market
$37Mmedian round they joined+361% against the market median
88%wrote a cheque in 12 months
58%have led a round

The Top 25

Ordered by cheques observed, never by anything anyone paid for

Deploying now (25)

  1. 1Y CombinatorDeploying nowAccelerator · United States6,412$3Mmedian roundOct 2026last seen
  2. 2TechstarsDeploying nowVC firm · United States2,989$1.2Mmedian roundNov 2026last seen
  3. 3National Science FoundationDeploying nowGovernment · United States1,869$926Kmedian roundSept 2026last seen
  4. 4Alumni VenturesDeploying nowVC firm · United States1,598$12Mmedian roundNov 2026last seen
  5. 5AccelDeploying nowVC firm · United States1,341$32Mmedian roundNov 2026last seen
  6. 6Lightspeed Venture PartnersDeploying nowVC firm · United States1,341$35Mmedian roundNov 2026last seen
  7. 7Founders FundDeploying nowVC firm · United States1,122$15Mmedian roundOct 2026last seen
  8. 8GaingelsDeploying nowPrivate equity · United States1,010$8Mmedian roundOct 2026last seen
  9. 9BoxGroupDeploying nowVC firm · United States773$18Mmedian roundNov 2026last seen
  10. 10Innovate UKDeploying nowVC firm · United Kingdom704$1.2Mmedian roundOct 2026last seen
  11. 11Bossa InvestDeploying nowVC firm · Brazil657$6.7Mmedian roundOct 2026last seen
  12. 12CitibankDeploying nowGrowth equity · United States566$20Mmedian roundOct 2026last seen
  13. 13Tengxun TouziDeploying nowVC firm · China553$50Mmedian roundNov 2026last seen
  14. 14Goodwater CapitalDeploying nowVC firm · United States526$4.1Mmedian roundSept 2026last seen
  15. 15HSGDeploying nowVC firm · Hong Kong SAR China498$31Mmedian roundOct 2026last seen
  16. 16B CapitalDeploying nowVC firm · United States495$14Mmedian roundOct 2026last seen
  17. 17Lux CapitalDeploying nowVC firm · United States445$30Mmedian roundNov 2026last seen
  18. 18DCVCDeploying nowVC firm · United States431$29Mmedian roundNov 2026last seen
  19. 19Temasek HoldingsDeploying nowVC firm · Singapore384$100Mmedian roundOct 2026last seen
  20. 20FidelityDeploying nowVC firm · United States360$119Mmedian roundNov 2026last seen
  21. 21Endeavor CatalystDeploying nowCorporate VC · United States318$30Mmedian roundOct 2026last seen
  22. 22Collaborative FundDeploying nowVC firm · United States305$7.5Mmedian roundOct 2026last seen
  23. 23SoftBankDeploying nowInvestment firm293$58Mmedian roundSept 2026last seen
  24. 24Morgan Stanley Investment ManagementDeploying nowPrivate equity · United States288$56Mmedian roundOct 2026last seen
  25. 25Valor Equity PartnersDeploying nowVC firm · United States261$50Mmedian roundNov 2026last seen
160 more on this list

All 185 are in the app, with filters for stage, sector and market. A free account shows 10 per search, Pro up to 1,000.

See the whole list →

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Quick answers about growth cleantech investors

Who are the most active growth cleantech investors?

By cheques observed, the most active are Y Combinator, Techstars, National Science Foundation, Alumni Ventures and Accel.

How many growth cleantech investors are there?

185 are on record. 88% made an investment in the last 12 months and 58% have led a round.

Which stages do growth cleantech investors back?

Of the rounds with a named stage in the last 12 months, mostly Series A (21%) and Seed (20%).

How big are the rounds growth cleantech investors join?

The typical (median) round among the leading investors here is $20M.

Which sectors do growth cleantech investors back most?

In the last 12 months, mostly AI, Biotech and Fintech.

Which growth cleantech investors lead the most rounds?

Accel (103 led), Lightspeed Venture Partners (83 led) and Founders Fund (42 led).

Where are growth cleantech investors based?

Among the most active, most are based in the United States (19), the United Kingdom (1) and Brazil (1).

What have growth cleantech investors invested in recently?

Recent rounds include Arka Fincap (Other, Nov 2026, with TPG), Future Secure AI (Other, Nov 2026, with Square Peg) and Humble Robotics (Series A, Nov 2026, with Eclipse).

Built from the rounds we watched, refreshed every night. How we count · Report a correction