# Who Invests With Climate Capital: 22 Co-Investors (2026)

> The 22 investors that have backed two or more of the same startups as Climate Capital, by kind: vc firms and accelerators. Most often Y Combinator.

Source: https://millionrounds.com/portfolio-maps/climate-capital-co-investors (Millionrounds; every figure on the page links to its filing or article)

## VC firms

19

- [Collaborative Fund](https://millionrounds.com/fund/collaborative-fund)
- [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund)
- [Techstars](https://millionrounds.com/fund/techstars)
- [Better Ventures](https://millionrounds.com/fund/better-ventures)
- [MCJ](https://millionrounds.com/fund/mcj)
- [Lux Capital](https://millionrounds.com/fund/lux-capital)
- [SOSV](https://millionrounds.com/fund/sosv)
- [Unruly Capital](https://millionrounds.com/fund/unruly-capital)
- [Soma Capital](https://millionrounds.com/fund/soma-capital)
- [*AR* Australian Renewable Energy Agency (ARENA)](https://millionrounds.com/fund/australian-renewable-energy-agency-arena)
- [Aligned Climate Capital](https://millionrounds.com/fund/aligned-climate-capital)
- [City Light Capital](https://millionrounds.com/fund/city-light-capital)
- [SV Angel](https://millionrounds.com/fund/sv-angel)
- [Aera VC](https://millionrounds.com/fund/aera-vc)
- [At One Ventures](https://millionrounds.com/fund/at-one-ventures)
- [Possible Ventures](https://millionrounds.com/fund/possible-ventures)
- [*MC* Massachusetts Clean Energy Center](https://millionrounds.com/fund/massachusetts-clean-energy-center)
- [General Catalyst](https://millionrounds.com/fund/general-catalyst)
- [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital)

## Accelerators

3

- [Y Combinator](https://millionrounds.com/fund/y-combinator)
- [Cleantech Open](https://millionrounds.com/fund/cleantech-open)
- [Founders Factory](https://millionrounds.com/fund/founder-s-factory)

## Segment by segment

### VC firms

19 investors

- [**Collaborative Fund**](https://millionrounds.com/fund/collaborative-fund) VC firm United States 7 backed
- [**Alumni Ventures**](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) VC firm United States 5 backed
- [**Techstars**](https://millionrounds.com/fund/techstars) VC firm United States 4 backed
- [**Better Ventures**](https://millionrounds.com/fund/better-ventures) VC firm United States 4 backed
- [**MCJ**](https://millionrounds.com/fund/mcj) VC firm United States 4 backed
- [**Lux Capital**](https://millionrounds.com/fund/lux-capital) VC firm United States 3 backed
- [**SOSV**](https://millionrounds.com/fund/sosv) VC firm United States 3 backed
- [**Unruly Capital**](https://millionrounds.com/fund/unruly-capital) VC firm United Kingdom 2 backed

### Accelerators

3 investors

- [**Y Combinator**](https://millionrounds.com/fund/y-combinator) Accelerator United States 9 backed
- [**Cleantech Open**](https://millionrounds.com/fund/cleantech-open) Accelerator United States 2 backed
- [**Founders Factory**](https://millionrounds.com/fund/founder-s-factory) Accelerator United Kingdom 2 backed

**How this map is made.** Every investor here has backed two or more of the same startups as Climate Capital, in rounds we track. Grouped by kind, each ranked by how many startups it shares with Climate Capital. Rebuilt nightly; updated 15 November 2026.

## More portfolio maps

[All portfolios](https://millionrounds.com/portfolio-maps)

[Portfolio map **Climate Capital portfolio map** 41 startups · $1.6B](https://millionrounds.com/portfolio-maps/climate-capital-portfolio-map)[Sector portfolio **Climate Capital's Cleantech portfolio** 13 startups · $202M](https://millionrounds.com/portfolio-maps/climate-capital-cleantech-portfolio)[Co-investors **Who invests with Techstars** 991 co-investors](https://millionrounds.com/portfolio-maps/techstars-co-investors)[Co-investors **Who invests with SV Angel** 988 co-investors](https://millionrounds.com/portfolio-maps/sv-angel-co-investors)[Co-investors **Who invests with Andreessen Horowitz** 977 co-investors](https://millionrounds.com/portfolio-maps/andreessen-horowitz-co-investors)[Co-investors **Who invests with Alumni Ventures** 911 co-investors](https://millionrounds.com/portfolio-maps/us-strategic-tech-fund-an-alumni-ventures-fund-co-investors)

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