Green startups: the climate and clean energy startups that raised most recently
The green startups (climate, clean energy, batteries, fusion, grid and carbon) that raised most recently, the largest green rounds of the last 12 months and their stages, every amount linked to its announcement.
As of October 26, 2026, Recent Funding tracks 1240 green startups (batteries, fusion, grid software, solar, carbon removal): 142 announced a funding round in the last 90 days and 445 in the last 12 months. The largest green startup round of the last 12 months went to Base Power ($1B), ahead of Commonwealth Fusion Systems ($1B) and Valar Atomics ($1B).
Counted: companies whose main category is climate and energy. Every amount links to its announcement.
Green startups that raised in the last 90 days
Newest round first. 62 of the 142 published an amount.
| # | Company | Industry | Stage | Amount | Announced | Source |
|---|---|---|---|---|---|---|
| 1 | energy-climate | pre-seed | $3M | zero.space | ||
| 2 |  Peak Energy | energy-climate | series-b+ | $108M | prnewswire.com | |
| 3 | energy-climate | series-a | $32M | techstars.com | ||
| 4 | energy-climate | seed | $1.01M | tech.eu | ||
| 5 | energy-climate | series-a | $11M | finsmes.com | ||
| 6 | energy-climate | unknown | $2.8M | tech.eu | ||
| 7 | energy-climate | unknown | $8.44M | capital-riesgo.es | ||
| 8 | energy-climate | series-a | $22.51M | deutsche-startups.de | ||
| 9 | energy-climate | series-a | $9M | en.wowtale.net | ||
| 10 | energy-climate | series-b+ | $50M | techfundingnews.com | ||
| 11 | energy-climate | seed | $7.6M | en.wowtale.net | ||
| 12 | energy-climate | series-b+ | $78M | mercomcapital.com | ||
| 13 | energy-climate | unknown | $17M | Pulse 2.0 | ||
| 14 | energy-climate | pre-seed | $16.78M | tech.eu | ||
| 15 |  Giraffe Bio | energy-climate | seed | $6.4M | manilatimes.net | |
| 16 | energy-climate | seed | $6M | pathwaysai.co | ||
| 17 | energy-climate | seed | $29.88M | eu.36kr.com | ||
| 18 | energy-climate | series-a | $3M | finsmes.com | ||
| 19 | energy-climate | series-b+ | $225M | finsmes.com | ||
| 20 | energy-climate | series-b+ | $110M | theaiinsider.tech |
The climate and energy category lists every company in it with its rounds and backers.
The largest green startup rounds of the last 12 months
| # | Company | Industry | Stage | Amount | Announced | Source |
|---|---|---|---|---|---|---|
| 1 | energy-climate | series-b+ | $1B | fundraisingfox.com | ||
| 2 | energy-climate | series-b+ | $1B | powermag.com | ||
| 3 | energy-climate | series-b+ | $1B | techcrunch.com | ||
| 4 | energy-climate | series-b+ | $800M | morningstar.com | ||
| 5 | energy-climate | series-b+ | $750M | Pulse 2.0 | ||
| 6 | energy-climate | series-b+ | $550M | Dealroom | ||
| 7 | energy-climate | series-a | $468M | fundraisingfox.com | ||
| 8 | energy-climate | series-b+ | $465M | fundraisingfox.com | ||
| 9 | energy-climate | series-a | $450M | fundraisingfox.com | ||
| 10 | energy-climate | series-b+ | $370M | finsmes.com |
Stages
| Stage | Companies |
|---|---|
| seed | 225 |
| pre-seed | 78 |
| series-a | 63 |
| series-b+ | 58 |
| unknown | 21 |
unknown means the announcement didn't name the stage. Seed and pre-seed rounds in every sector are in seed stage startups and pre-seed funding; the most active VC firms post ranks the investors doing the most deals right now.
curl -H "Authorization: Bearer $RF_KEY" "https://recentfunding.com/api/v1/companies?industry=energy-climate&sort=announced&limit=50"The same list from the API needs a free key; the API docs list every parameter.
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- Get a free API key
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- Recent Funding API docs: every endpoint behind this post; a free API key takes just an email