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CleanTech Startups

Updated July 2026

Companies in the cleantech sector developing innovative solutions and technologies.

Explore 820 recently funded cleantech companies with verified founder contact information and fundraising data.

Total Companies
820
Total Funding
$172.7M
Avg Funding
$6.9M
Global Reach
11
countries

Top Cities for CleanTech

Seattle
Auburn
Marquette Lez Lille
Tallinn
Kingston
Fort Collins

Recently Funded Companies

Export
Seattle, United States

Mast Reforestation is a tech-led reforestation company that provides seedling, project management, and carbon removal credits for forests.

$25.0M raised
Feb 2025

Founder Contacts

30,000+ verified contacts

Auburn, United States

Kanbol makes disposable food packaging with regionally sourced plant-based materials.

$3.5M raised
Jan 2025

Founder Contacts

30,000+ verified contacts

Marquette Lez Lille, France

Le Fourgon offers milk, water, beer, wine, fruit juice, and sodas.

$5.9M raised
Jan 2025

Founder Contacts

30,000+ verified contacts

Tallinn, Estonia

Gridio is a smart electric vehicle charging platform, integrating with all key brands of electric cars, solar inverters and batteries (soon)

$2.5M raised
Jan 2025

Founder Contacts

30,000+ verified contacts

Kingston, United States

CapeZero streamlines complex project and infrastructure financing like tax equity, empowering you to make smarter, faster capital decisions.

$2.6M raised
Jan 2025

Founder Contacts

30,000+ verified contacts

Tallinn, Estonia

Elcogen is a manufacturer of clean energy technology that delivers affordable green hydrogen and emission-free electricity.

$6.1M raised
Jan 2025

Founder Contacts

30,000+ verified contacts

Fort Collins, United States

Prieto Battery manufactures lithium ion batteries based on tiny or nanostructured materials.

$13.1M raised
Jan 2025

Founder Contacts

30,000+ verified contacts

Herzliya, Israel

Fermata provides computer vision solutions for the farmers to reduce crop losses and decrease the need for pesticide and chemical usage

$10.0M raised
Jan 2025

Founder Contacts

30,000+ verified contacts

Toronto, Canada

Cleantech and energy SaaS

$2.5M raised
Jan 2025

Founder Contacts

30,000+ verified contacts

Haifa, Israel

A deep-tech startup at the intersection of Foodtech & Industry 4.0, Redefining Cleaning in industrial production lines. Starting with food.

$2.3M raised
Jan 2025

Founder Contacts

30,000+ verified contacts

Mainz, Germany

Circular Intelligence Platform for the Battery Economy. We predict when batteries become available and tender them for reuse or recycling

$8.3M raised
Dec 2024

Founder Contacts

30,000+ verified contacts

London, United Kingdom

Arborea is industrialising photosynthesis to expand the world's food supply

$5.2M raised
Dec 2024

Founder Contacts

30,000+ verified contacts

Edinburgh, United Kingdom

Carbogenics is a cleaning technology company.

$638K raised
Dec 2024

Founder Contacts

30,000+ verified contacts

New York, United States

A tech-enabled marketplace for clean energy tax credits

$3.0M raised
Dec 2024

Founder Contacts

30,000+ verified contacts

Cambridge, United States

Acceleron Fusion provides clean energy solutions by using fusion technology.

$24.0M raised
Dec 2024

Founder Contacts

30,000+ verified contacts

London, United Kingdom

FlatPeak is an energy tariff and intelligence platform that enables device optimisation for the lowest cost and carbon energy.

$3.2M raised
Dec 2024

Founder Contacts

30,000+ verified contacts

Turin, Italy

Reefilla provides a mobile and predictive charging delivery service for electric vehicles.

$4.8M raised
Nov 2024

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Epic Cleantec is a full-service water technology company providing turnkey wastewater treatment and reuse systems for the built environment.

$12.0M raised
Nov 2024

Founder Contacts

30,000+ verified contacts

London, United Kingdom

CleanTech and energy optimisation

$3.3M raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Paris, France

Valueco measures business performance to explicitly incorporate human, social, and environmental capital through sustainability parameters.

$1.6M raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Bozen, Italy

Arxax B2B, the autonomous network of green refuelling and recharging for road transport

$484K raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Copenhagen, Denmark

NitroVolt is a green ammonia startup developing a small-scale ammonia synthesis unit, to give farmers control over fertilizer production.

$3.7M raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Barcelona, Spain

Candam specializes in developing technology for the waste management solutions sector.

$1.3M raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Sha Tin, Hong Kong

Ampd Energy creates sustainable energy storage solutions for construction, leveraging batteries, connectivity, and data.

$27.3M raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Tallinn, Estonia

We connect landowners to the C 100B nature finance marketbringing AI and innovation to the world's oldest asset class: land.

$544K raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Showing 476 to 500 of 820 companies

About the CleanTech Startup Ecosystem

The cleantech sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.

Funding Trends in CleanTech

CleanTech companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.

Growth Outlook

The cleantech sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.

CleanTech Funding Breakdown

Here is how funding is distributed among the 820 cleantech companies tracked in the VCBacked database.

Average Funding
$6.9M
Total Funding Tracked
$172.7M
Countries Represented
11

Distribution by Funding Stage

Other25 companies

Top Cities for CleanTech

1.Tallinn
3 companies$9.2M
2.London
3 companies$11.7M
3.Seattle
1 companies$25.0M
4.Auburn
1 companies$3.5M
5.Marquette Lez Lille
1 companies$5.9M

Related Industries

Companies in the cleantech sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.

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