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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
$842.8M
Avg Funding
$33.7M
Global Reach
15
countries

Top Cities for CleanTech

Barcelona
Brisbane
Houston
Luxembourg
Çankaya
Brooklyn

Recently Funded Companies

Export
Barcelona, Spain

WtEnergy operates as a clean energy startup.

$11.9M raised
Feb 2026

Founder Contacts

30,000+ verified contacts

Brisbane, Australia

Building autonomous soil infrastructure

$1.0M raised
Feb 2024

Founder Contacts

30,000+ verified contacts

Houston, United States

Revitalizing Windows for Better Buildings. Without Replacement. Without Disruption.

Feb 2023

Founder Contacts

30,000+ verified contacts

Luxembourg, Luxembourg

Uplift360 develops chemical regeneration and recycling technologies to recover and reuse high-performance industrial materials.

$8.7M raised
Feb 2026

Founder Contacts

30,000+ verified contacts

Çankaya, Turkey

Limak Renewable Energy is taking on a significant role in the green energy transition

$75.0M raised
Feb 2025

Founder Contacts

30,000+ verified contacts

Brooklyn, United States

NineDot Energy develops battery storage sites and other energy solutions.

$431.0M raised
Feb 2026

Founder Contacts

30,000+ verified contacts

Foetz, Luxembourg

R3 Robotics is an industrial robotics company that develops AI-powered automated disassembly systems for end-of-life processing.

$16.5M raised
Feb 2026

Founder Contacts

30,000+ verified contacts

Munich, Germany

Your Gateway to Geospatial Insights

$1.8M raised
Feb 2023

Founder Contacts

30,000+ verified contacts

Cincinnati, United States

GoSun offers solar technology that provides power generators, , cooling, charging, lighting and water purification and EV charging.

$1.3M raised
Feb 2026

Founder Contacts

30,000+ verified contacts

Mountain View, United States

Lunar Energy powers homes around the world with endless clean energy.

$102.0M raised
Feb 2026

Founder Contacts

30,000+ verified contacts

Denver, United States

AI-powered recycling and sorting system for materials recovery facilities (MRFs)

$6.7M raised
Feb 2025

Founder Contacts

30,000+ verified contacts

Golden, United States

IX Power Clean Water is a technology commercialization and product development firm.

$253K raised
Feb 2026

Founder Contacts

30,000+ verified contacts

Chuo, Japan

Galdieria is a biotechnology company providing urban mining recycling, precious metals absorbent, cleantech, and energy-related services.

$2.7M raised
Feb 2025

Founder Contacts

30,000+ verified contacts

Garðabær, Iceland

Improving efficiency of thermal-intensive industries such as Data Centres, Chemicals and Refining

$1.6M raised
Feb 2025

Founder Contacts

30,000+ verified contacts

Copenhagen, Denmark

ZeroNorth is a cleantech company leveraging a digital platform and connected data to drive the decarbonization of the shipping industry.

$20.0M raised
Feb 2025

Founder Contacts

30,000+ verified contacts

Vancouver, Canada

NorthX Climate Tech is an not-for-profit company.

$3.0M raised
Feb 2025

Founder Contacts

30,000+ verified contacts

Long Beach, United States

Products and services that reduce environmental toxins, promote sustainability, and reduce global warming.

$60.0M raised
Feb 2025

Founder Contacts

30,000+ verified contacts

Renens, Switzerland

Enerdrape is a geothermal technology firm that turns underground spaces into sources of energy for heating and cooling needs of buildings.

$517K raised
Feb 2026

Founder Contacts

30,000+ verified contacts

London, United Kingdom

EV innovation, drivetrain development, EV app, cleantech EV subscription startup

Feb 2023

Founder Contacts

30,000+ verified contacts

São Paulo, Brazil

GreenPlat is an ESG Operation as a Software for supply chains to accelerate cleaner production that tracks and monitors processes

Feb 2022

Founder Contacts

30,000+ verified contacts

Tallinn, Estonia

RAIKU is a Cleantech firm offering packaging and containers manufacturing servcies with low carbon footprint to substitute plastics.

Feb 2026

Founder Contacts

30,000+ verified contacts

London, United Kingdom

Kita is an insurance company that offers carbon insurance products and services that cover risks impacting carbon market stakeholders.

$4.8M raised
Feb 2023

Founder Contacts

30,000+ verified contacts

Sydney, Australia

Trace is a provider of online consumer carbon offsetting.

$1.5M raised
Feb 2022

Founder Contacts

30,000+ verified contacts

Ecublens, Switzerland

BNovate Technologies develops automated water monitoring solutions, specializing in microbiological analysis through flow cytometry.

$4.2M raised
Feb 2025

Founder Contacts

30,000+ verified contacts

Lisboa, Portugal

TagEnergy generates and trades competitive, clean power to accelerate energy transition.

$88.4M raised
Feb 2024

Founder Contacts

30,000+ verified contacts

Showing 376 to 400 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
$33.7M
Total Funding Tracked
$842.8M
Countries Represented
15

Distribution by Funding Stage

Other25 companies

Top Cities for CleanTech

1.London
2 companies$4.8M
2.Barcelona
1 companies$11.9M
3.Brisbane
1 companies$1.0M
4.Houston
1 companiesUndisclosed
5.Luxembourg
1 companies$8.7M

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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