# Energy investors (2026 list)

> 1,659 energy investors, 86% active in the last 12 months. Led by Y Combinator, Techstars, 500 Global. Ranked by what they funded.

Source: https://millionrounds.com/lists/energy-investors (Millionrounds; every figure on the page links to its filing or article)

[Investor Lists](https://millionrounds.com/lists)

# Energy investors

Updated 26 October 2026

Firms observed backing an energy company in the last two years, taken from what they funded rather than from what their website says they like.

[See all 1,659 *→*](https://millionrounds.com/login?join=1&next=%2Fapp%2Finvestor-lists%2Fenergy-investors)The top 25

**1,659** investors on the list *+80* this week

**21,074** cheques in 12 months *-6%* against the market

**$14M** median round they joined *+71%* against the market median

**86%** wrote a cheque in 12 months

**46%** have led a round

## The Top 25

Ordered by cheques observed, never by anything anyone paid for

Deploying now (25)

- 1 [Y Combinator](https://millionrounds.com/fund/y-combinator) *Deploying now* Accelerator · United States **6,397** **$3M** median round **Oct 2026** last seen
- 2 [Techstars](https://millionrounds.com/fund/techstars) *Deploying now* VC firm · United States **2,987** **$1.2M** median round **Oct 2026** last seen
- 3 [500 Global](https://millionrounds.com/fund/500-startups) *Deploying now* Angel · United States **2,140** **$3.6M** median round **Oct 2026** last seen
- 4 [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) *Deploying now* VC firm · United States **2,088** **$34M** median round **Oct 2026** last seen
- 5 [National Science Foundation](https://millionrounds.com/fund/nsf-small-business-innovation-research-small-business-techno) *Deploying now* Government · United States **1,869** **$926K** median round **Sept 2026** last seen
- 6 [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) *Deploying now* VC firm · United States **1,649** **$26M** median round **Oct 2026** last seen
- 7 [New Enterprise Associates](https://millionrounds.com/fund/new-enterprise-associates) *Deploying now* VC firm · United States **1,610** **$34M** median round **Oct 2026** last seen
- 8 [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) *Deploying now* VC firm · United States **1,595** **$11M** median round **Oct 2026** last seen
- 9 [Plug and Play](https://millionrounds.com/fund/plug-and-play) *Deploying now* Accelerator · United States **1,557** **$5M** median round **Oct 2026** last seen
- 10 [General Catalyst](https://millionrounds.com/fund/general-catalyst) *Deploying now* VC firm · United States **1,374** **$26M** median round **Oct 2026** last seen
- 11 [SV Angel](https://millionrounds.com/fund/sv-angel) *Deploying now* VC firm · United States **1,344** **$19M** median round **Oct 2026** last seen
- 12 [Accel](https://millionrounds.com/fund/accel) *Deploying now* VC firm · United States **1,336** **$34M** median round **Oct 2026** last seen
- 13 [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) *Deploying now* VC firm · United States **1,334** **$35M** median round **Oct 2026** last seen
- 14 [Wayra](https://millionrounds.com/fund/wayra) *Deploying now* Corporate VC · Germany **1,160** **$2M** median round **Sept 2026** last seen
- 15 [Bpifrance](https://millionrounds.com/fund/bpifrance) *Deploying now* Government · France **1,151** **$4.5M** median round **Oct 2026** last seen
- 16 [Intel Capital](https://millionrounds.com/fund/intel-capital) *Deploying now* Corporate VC · United States **1,123** **$22M** median round **Oct 2026** last seen
- 17 [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) *Deploying now* VC firm · United States **1,123** **$26M** median round **Oct 2026** last seen
- 18 [Founders Fund](https://millionrounds.com/fund/founders-fund) *Deploying now* VC firm · United States **1,120** **$15M** median round **Oct 2026** last seen
- 19 [Bessemer Venture Partners](https://millionrounds.com/fund/bessemer-venture-partners) *Deploying now* VC firm · United States **1,032** **$29M** median round **Oct 2026** last seen
- 20 [Index Ventures](https://millionrounds.com/fund/index-ventures) *Deploying now* VC firm · United Kingdom **1,025** **$31M** median round **Oct 2026** last seen
- 21 [Gaingels](https://millionrounds.com/fund/gaingels) *Deploying now* Private equity · United States **1,010** **$8M** median round **Oct 2026** last seen
- 22 [MassChallenge](https://millionrounds.com/fund/masschallenge) *Deploying now* Accelerator · United States **984** **$1.8M** median round **Sept 2026** last seen
- 23 [SOSV](https://millionrounds.com/fund/sosv) *Deploying now* VC firm · United States **950** **$2.5M** median round **Oct 2026** last seen
- 24 [Google Ventures](https://millionrounds.com/fund/gv) *Deploying now* Corporate VC · United States **883** **$37M** median round **Oct 2026** last seen
- 25 [EIC Accelerator](https://millionrounds.com/fund/eic-accelerator) *Deploying now* Government · European Union **875** **$4.3M** median round **Oct 2026** last seen

**1,634 more on this list**

Login free to see all 1,659, filter by stage, sector and market, and keep the ones that fit.

[See the whole list *→*](https://millionrounds.com/login?join=1&next=%2Fapp%2Finvestor-lists%2Fenergy-investors)

## The Newest Cheques

Rounds this list's investors joined most recently

- **26** Oct **[Amogy](https://millionrounds.com/company/amogy)** Series C · $20M *Led by* [The Export-Import Bank of Korea](https://millionrounds.com/fund/the-export-import-bank-of-korea)
- **26** Oct **[SpaceX](https://millionrounds.com/company/spacex)** Debt · $40B *Led by* [Apollo](https://millionrounds.com/fund/apollo-global-management)
- **25** Oct **[Eauxwell Nigeria Limited](https://millionrounds.com/company/eauxwell-nigeria-limited)** $200M *With* [Eauxwell Nigeria Limited](https://millionrounds.com/fund/eauxwell-nigeria-limited)
- **25** Oct **[Freedom](https://millionrounds.com/company/freedom)** Round *Led by* [Bossa Invest](https://millionrounds.com/fund/bossa-invest)
- **25** Oct **[Polygrade](https://millionrounds.com/company/polygrade)** $6.3M *With* [Construct Capital](https://millionrounds.com/fund/construct-capital)
- **25** Oct **[Bolt Biotherapeutics](https://millionrounds.com/company/bolt-biotherapeutics)** Other · $120M *With* [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz)

## Stages This Year

9,832 rounds

- Venture **21%**
- Seed **20%**
- Series A **14%**
- Pre-seed **9%**
- Series B **7%**
- Other **28%**

## What They Backed

Sectors, last 12 months

- AI **3,259**
- Biotech **734**
- Healthcare **606**
- Energy **548**
- Big Data & Analytics **462**
- Fintech **457**

## Cheques by Quarter

Led Joined

5,506 Q1 25

5,552 Q2 25

6,139 Q3 25

6,506 Q4 25

6,267 Q1 26

5,357 Q2 26

4,363 Q3 26

841 Q4 26

The last bar is the quarter still running.

## Lists Like This

- [AI investors 6,593](https://millionrounds.com/lists/ai-investors)
- [Fintech investors 2,898](https://millionrounds.com/lists/fintech-investors)
- [Big Data & Analytics investors 1,880](https://millionrounds.com/lists/big-data-investors)
- [Biotech investors 1,813](https://millionrounds.com/lists/biotech-investors)
- [Robotics investors 1,561](https://millionrounds.com/lists/robotics-investors)
- [Construction investors 1,548](https://millionrounds.com/lists/construction-investors)
- [Cybersecurity investors 1,333](https://millionrounds.com/lists/cybersecurity-investors)
- [Manufacturing investors 1,306](https://millionrounds.com/lists/manufacturing-investors)
- [Hardware & Electronics investors 1,283](https://millionrounds.com/lists/hardware-investors)

[All investor lists *→*](https://millionrounds.com/lists)

## Reading for founders in climate and energy

- Taming the Sun: Innovations to Harness Solar Energy and Power the Planet Varun Sivaram · 2018 4.06 from 510 ratings on Goodreads Climate and energy Innovation About the book How solar could spark a clean-energy transition through transformative innovation--creative financing, revolutionary technologies, and flexible energy systems. Solar energy, once a niche application for a limited market, has become the cheapest and fastest-growing power… On AmazonListen on Audible
- Race for Tomorrow: Survival, Innovation and Profit on the Front Lines of the Climate Crisis Simon Mundy · 2022 4.22 from 207 ratings on Goodreads Climate and energy Innovation Company building About the book In this extraordinary journey through twenty-six countries, Simon Mundy meets the people on the front lines of the climate crisis, showing how the struggle to respond is already reshaping the modern world – shattering communities, shaking up global business, and propelling a… On AmazonListen on Audible
- The Elements of Power: Gadgets, Guns, and the Struggle for a Sustainable Future in the Rare Metal Age David S. Abraham · 2015 4.06 from 264 ratings on Goodreads Climate and energy Company building About the book Our future hinges on a set of rare metals that few of us have even heard of. In this eye-opening book, a natural resource strategist reveals the critical importance of these transformative elements to our technological lifestyle and the consequences of our reliance upon them,… On AmazonListen on Audible
- Scale: The Universal Laws of Growth, Innovation, Sustainability, and the Pace of Life in Organisms, Cities, Economies, and Companies Geoffrey B. West · 2017 4.11 from 5,764 ratings on Goodreads Climate and energy Company building Innovation About the book The former head of the Sante Fe Institute, visionary physicist Geoffrey West is a pioneer in the field of complexity science, the science of emergent systems and networks. The term “complexity” can be misleading, however, because what makes West’s discoveries so beautiful is… On AmazonListen on Audible

More books for founders and investors on the [Reading List](https://millionrounds.com/reading-list?role=founder&industry=climate).

As an Amazon Associate we earn from qualifying purchases.

## Quick answers about energy investors

### Who are the most active energy investors?

By cheques observed, the most active are Y Combinator, Techstars, 500 Global, Sequoia Capital and National Science Foundation.

### How many energy investors are there?

1,659 are on record. 86% made an investment in the last 12 months and 46% have led a round.

### Which stages do energy investors back?

Of the rounds with a named stage in the last 12 months, mostly Seed (29%) and Series A (20%).

### How big are the rounds energy investors join?

The typical (median) round among the leading investors here is $15M.

### Which sectors do energy investors back most?

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

### Which energy investors lead the most rounds?

Andreessen Horowitz (110 led), Accel (102 led) and General Catalyst (90 led).

### Where are energy investors based?

Most of the leading investors here are based in the United States (21 of the top 25); the rest in Germany and France.

### What have energy investors invested in recently?

Recent rounds include Amogy (Series C, Oct 2026, with The Export-Import Bank of Korea), SpaceX (Debt, Oct 2026, with Apollo) and Eauxwell Nigeria Limited (Oct 2026, with Eauxwell Nigeria Limited).

Built from the rounds we watched, refreshed every night. [How we count](https://millionrounds.com/methodology) · [Report a correction](https://millionrounds.com/corrections)