# Fifth Wall's Cleantech Investments: 11 Startups in Its Portfolio (2026)

> The 11 Cleantech startups Fifth Wall has backed, by stage: $966M raised between them. From the rounds we track; updated nightly.

Source: https://millionrounds.com/portfolio-maps/fifth-wall-cleantech-portfolio (Millionrounds; every figure on the page links to its filing or article)

## Stage not reported

6

- [Solfácil](https://millionrounds.com/company/solfacil)
- [Cyclic Materials](https://millionrounds.com/company/cyclic-materials)
- [Twelve](https://millionrounds.com/company/twelve)
- [Electric Hydrogen](https://millionrounds.com/company/electric-hydrogen)
- [Turntide Technologies](https://millionrounds.com/company/turntide-technologies)
- [Clarity AI](https://millionrounds.com/company/clarity-ai)

## Series B

3

- [Soly](https://millionrounds.com/company/soly)
- [*MS* Merlin Solar](https://millionrounds.com/company/merlin-solar)
- [*S* Sealed](https://millionrounds.com/company/sealed)

## Growth

2

- [Terabase Energy](https://millionrounds.com/company/terabase-energy)
- [EV Realty](https://millionrounds.com/company/ev-realty)

## Segment by segment

### Stage not reported

6 startups · $667M raised

- [**Solfácil**](https://millionrounds.com/company/solfacil) Solfácil is a unique ecosystem for solar installers, enabling their business through financial services, equipment sourcing and te Brazil $170M
- [**Cyclic Materials**](https://millionrounds.com/company/cyclic-materials) Cyclic Materials is a cleantech company based in Kingston, Ontario, Canada, with a significant presence in Toronto. Canada $150M
- [**Twelve**](https://millionrounds.com/company/twelve) Twelve offers smart payment solutions such as software modules, links, ordering solutions, internet solutions, communication & sponsorship. United States $117M
- [**Electric Hydrogen**](https://millionrounds.com/company/electric-hydrogen) Electric Hydrogen develops electrolyzer technologies to enable abundant, low-cost, and clean hydrogen to replace fossil fuels. United States $100M
- [**Turntide Technologies**](https://millionrounds.com/company/turntide-technologies) Turntide Technologies develops an electric motor system designed to drive down energy consumption. United States $80M
- [**Clarity AI**](https://millionrounds.com/company/clarity-ai) Clarity AI is a sustainability technology company founded in 2017, based in New York, with additional offices in major cities worldwide. United States $50M

### Series B

3 startups · $94M raised

- [**Soly**](https://millionrounds.com/company/soly) Soly is an international clean energy company founded in 2013 by brothers Patrick and Milan van der Meulen. Netherlands $33M
- [*MS* **Merlin Solar**](https://millionrounds.com/company/merlin-solar) United States $31M
- [*S* **Sealed**](https://millionrounds.com/company/sealed) Sealed sends time-delayed photos, videos, and gifts. United States $31M

### Growth

2 startups · $205M raised

- [**Terabase Energy**](https://millionrounds.com/company/terabase-energy) Terabase Energy is a solar technology company based in Berkeley, California, founded in 2019. United States $130M
- [**EV Realty**](https://millionrounds.com/company/ev-realty) EV Realty is a privately held infrastructure development company founded in 2021 and based in San Francisco, California. United States $75M

**How this map is made.** Every startup here works in Cleantech and has raised money in a round we track that names Fifth Wall as an investor. Each sits under the stage of its latest round. Rebuilt nightly; updated 15 November 2026.

## More portfolio maps

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

[Sector portfolio **Fifth Wall's AI portfolio** 15 startups · $3.3B](https://millionrounds.com/portfolio-maps/fifth-wall-ai-portfolio)[Co-investors **Who invests with Fifth Wall** 104 co-investors](https://millionrounds.com/portfolio-maps/fifth-wall-co-investors)[Portfolio map **Fifth Wall portfolio map** 75 startups · $9.8B](https://millionrounds.com/portfolio-maps/fifth-wall-portfolio-map)[Sector portfolio **Techstars' AI portfolio** 336 startups · $4.9B](https://millionrounds.com/portfolio-maps/techstars-ai-portfolio)[Sector portfolio **Alumni Ventures' AI portfolio** 302 startups · $36B](https://millionrounds.com/portfolio-maps/us-strategic-tech-fund-an-alumni-ventures-fund-ai-portfolio)[Sector portfolio **Andreessen Horowitz's AI portfolio** 259 startups · $426B](https://millionrounds.com/portfolio-maps/andreessen-horowitz-ai-portfolio)

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