# Top 11 Climate Tech Startups in Houston by Funding (2026)

> The 11 best-funded climate Tech startups in Houston, ranked by total funding raised: $2.9B combined. With founding year, headquarters and each company's rounds.

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

- 1 [**Fervo Energy** Fervo Energy develops clean energy technology to generate carbon-free energy from geothermal systems.](https://millionrounds.com/company/fervo-energy) Fervo Energy develops clean energy technology to generate carbon-free energy from geothermal systems. *Founded* 2017 Houston, United States **$1.1B** last round Sept 2026
- 2 [**Radial Power** Radial Power provides distributed energy and sustainability solutions to commercial and industrial real estate asset owners.](https://millionrounds.com/company/radial-power) Radial Power provides distributed energy and sustainability solutions to commercial and industrial real estate asset owners. *Founded* 2022 Houston, United States **$660M** last round Jan 2026
- 3 [**1PointFive** 1PointFive is a multi-solution platform for Carbon Capture, Utilization and Sequestration (CCUS) that provides decarbonization solutions.](https://millionrounds.com/company/1pointfive) 1PointFive is a multi-solution platform for Carbon Capture, Utilization and Sequestration (CCUS) that provides decarbonization solutions. *Founded* 2020 Houston, United States **$500M** last round Sept 2024
- 4 [**Trace Midstream** Trace Midstream focuses on the development of carbon capture and sequestration projects.](https://millionrounds.com/company/trace-midstream) Trace Midstream focuses on the development of carbon capture and sequestration projects. *Founded* 2018 Houston, United States **$400M** last round Sept 2022
- 5 [**Imperative Global** Imperative Global is an environmental consulting company that provides carbon offset and environmental asset projects.](https://millionrounds.com/company/imperative-global) Imperative Global is an environmental consulting company that provides carbon offset and environmental asset projects. *Founded* - Houston, United States **$91M** last round Apr 2026
- 6 [**Applied Carbon** Applied Carbon is a Houston-based climate technology company founded in 2020, specializing in innovative solutions for carbon sequestration and soil health.](https://millionrounds.com/company/applied-carbon) Applied Carbon is a Houston-based climate technology company founded in 2020, specializing in innovative solutions for carbon sequestration and soil health. *Founded* 2020 Houston, United States **$73M** last round Nov 2026
- 7 [**Vaulted Deep** Vaulted Deep is a Houston-based company specializing in carbon removal and waste management.](https://millionrounds.com/company/vaulted-deep) Vaulted Deep is a Houston-based company specializing in carbon removal and waste management. *Founded* 2023 Houston, United States **$67M** last round Sept 2026
- 8 [**NanoTech Materials** NanoTech Materials, Inc.](https://millionrounds.com/company/nanotech-materials) NanoTech Materials, Inc. *Founded* 2019 Houston, United States **$29M** last round Apr 2026
- 9 [**Helix Earth** Helix Earth Technologies, Inc.](https://millionrounds.com/company/helix-earth) Helix Earth Technologies, Inc. *Founded* 2022 Houston, United States **$12M** last round Mar 2026
- 10 [**TerraPass** Terrapass is a social enterprise founded in 2004, dedicated to providing carbon offsetting products and environmental sustainability services.](https://millionrounds.com/company/terrapass) Terrapass is a social enterprise founded in 2004, dedicated to providing carbon offsetting products and environmental sustainability services. *Founded* 2004 Houston, United States **$5.8M** last round Jun 2007
- 11 [**RecycleMatch** RecycleMatch is a Houston-based company founded in 2009 that operates an online B2B marketplace and enterprise software focused on managing, minimizing, and mon](https://millionrounds.com/company/recyclematch) RecycleMatch is a Houston-based company founded in 2009 that operates an online B2B marketplace and enterprise software focused on managing, minimizing, and mon *Founded* 2009 Houston, United States **$620K** last round Oct 2010

**Total funding** how the list is ranked

**15 November 2026** updated nightly

**Rounds we track** source: Millionrounds

Companies whose funding rounds we classed in this sector, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.

## Who backed them?

Open any company for its rounds and investors, or search the investors who back climate Tech startups in Houston in the app, with filters, lists and exports.

[Find their investors](https://millionrounds.com/login?join=1&next=/app/investors)[All top lists](https://millionrounds.com/top-lists)

## More climate tech lists

[See all](https://millionrounds.com/top-lists?t=Climate%20Tech)

[*VG* *CF* *S* **Climate Tech startups in the United States** 270 companies · $27B](https://millionrounds.com/top-lists/climate-startups-united-states)[*VG* *S* *CF* **Climate Tech startups that raised in 2026** 195 companies · $20B in 2026](https://millionrounds.com/top-lists/climate-startups-raised-2026)[*RG* *AE* *NR* **Climate Tech startups in the United Kingdom** 111 companies · $3.4B](https://millionrounds.com/top-lists/climate-startups-united-kingdom)[*1* *CB* *SC* **Climate Tech startups founded in 2021** 76 companies · $3.0B](https://millionrounds.com/top-lists/climate-startups-founded-2021)[*RP* *R* *M* **Climate Tech startups founded in 2022** 69 companies · $2.0B](https://millionrounds.com/top-lists/climate-startups-founded-2022)[*MC* *BB* *S* **Climate Tech startups founded in 2019** 66 companies · $2.1B](https://millionrounds.com/top-lists/climate-startups-founded-2019)[*SD* *1* *LE* **Climate Tech startups founded in 2020** 64 companies · $2.7B](https://millionrounds.com/top-lists/climate-startups-founded-2020)[*VG* *S* *CF* **Climate Tech startups in the United States that raised in 2026** 62 companies · $17B in 2026](https://millionrounds.com/top-lists/climate-startups-united-states-raised-2026)

## More lists for Houston

[See all](https://millionrounds.com/top-lists?r=Houston)

[*N* *SE* *WR* **Startups in Houston** 273 companies · $20B](https://millionrounds.com/top-lists/startups-houston)[*N* *WR* *FE* **Energy startups in Houston** 43 companies · $11B](https://millionrounds.com/top-lists/energy-startups-houston)[*A* *OH* *I* **Healthcare startups in Houston** 29 companies · $402M](https://millionrounds.com/top-lists/healthcare-startups-houston)[*A* *I* *OB* **Biotech startups in Houston** 25 companies · $436M](https://millionrounds.com/top-lists/biotech-startups-houston)[*C* *AC* *ZC* **AI startups in Houston** 23 companies · $447M](https://millionrounds.com/top-lists/ai-startups-houston)[*BS* *IR* *AH* **IT Services startups in Houston** 16 companies · $886M](https://millionrounds.com/top-lists/it-services-startups-houston)[*G* *T* *I* **Big Data & Analytics startups in Houston** 14 companies · $167M](https://millionrounds.com/top-lists/big-data-startups-houston)