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CleanTech Startups

Updated October 2026

Companies in the cleantech sector developing innovative solutions and technologies.

Explore 858 recently funded cleantech companies with verified founder contact information and fundraising data.

Total Companies
858
Total Funding
$230.6M
Avg Funding
$9.2M
Global Reach
10
countries

Top Cities for CleanTech

New York
Brooklyn
Houston
Chicago
Ankara
Montréal

Recently Funded Companies

Export
New York, United States

Chestnut Carbon develops and manages reforestation and afforestation forestry projects that generate carbon removal credits.

$90.0M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Brooklyn, United States

ItsElectric is electric vehicle charging purpose-built for drivers who park their cars on city streets.

$1.1M raised
Sep 2026

Founder Contacts

41,000+ verified contacts

Houston, United States

Trillion is green fuel development & production company located in Houston Texas.

$525K raised
Sep 2022

Founder Contacts

41,000+ verified contacts

Chicago, United States

Route is a Business Management Platform for Facility services industry.

$25K raised
Sep 2024

Founder Contacts

41,000+ verified contacts

Ankara, Turkey

hop is a shared-mobility company providing micromobility rental services in Eastern Europe and MENA.

$2.2M raised
Sep 2022

Founder Contacts

41,000+ verified contacts

Montréal, Canada

Moduly offers a virtual power plant that provides resilience, cost savings, and clean energy.

Sep 2021

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Verditek focused on clean technology sectors including next generation solar panel technology, liquid gas absorption.

$629K raised
Sep 2023

Founder Contacts

41,000+ verified contacts

Oakland, United States

Mighty Buildings specializes in 3D printing and automation to produce sustainable and innovative housing solutions.

$52.0M raised
Sep 2023

Founder Contacts

41,000+ verified contacts

Toulouse, France

Geothermal developer - Baseload renewable energy

$13.5M raised
Sep 2022

Founder Contacts

41,000+ verified contacts

Fort Lauderdale, United States

Azure Yacht Group has been established to develop two innovative lines of hybrid yachts.

$1K raised
Sep 2022

Founder Contacts

41,000+ verified contacts

Porto Alegre, Brazil

Trashin is a provider of waste and environmental services in Brazil focused on traceability with tecnology and circular economy

$477K raised
Sep 2022

Founder Contacts

41,000+ verified contacts

Coventry, United Kingdom

Salinity Solutions develops a technology to clean up water treatment industries.

$809K raised
Sep 2022

Founder Contacts

41,000+ verified contacts

Santa Monica, United States

Climate Transition Development excels renewables with Green Snow, advancing geothermal, carbon capture, and green cloud tech.

Sep 2022

Founder Contacts

41,000+ verified contacts

Singapore, Singapore

BtrLyf is a digital platform for the built environment that helps co-creation of sustainable buildings

$134K raised
Sep 2021

Founder Contacts

41,000+ verified contacts

Brussels, Belgium

Shayp is the turnkey solution for automatic water leak detection and remote water consumption tracking in private and public buildings

Sep 2025

Founder Contacts

41,000+ verified contacts

Dartmouth, Canada

Meta Materials is a platform technology company that partners with OEMs across an expanding range of industries.

$50.0M raised
Sep 2023

Founder Contacts

41,000+ verified contacts

Chicago Park, United States

Rise Reforming converts stranded biogas from various sources like wastewater plants and farms into valuable chemicals on-site.

$500K raised
Sep 2026

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Puraffinity develops precision materials to target chemicals, with an initial focus on PFAS in water

$8.8M raised
Sep 2024

Founder Contacts

41,000+ verified contacts

Edmonton, Canada

Direct-C has developed a proprietary, polymer nano-composite platform technology.

$3.0M raised
Aug 2022

Founder Contacts

41,000+ verified contacts

Tallinn, Estonia

Applehead is a revolutionary token creating real-world impact

$250K raised
Aug 2022

Founder Contacts

41,000+ verified contacts

Boulder, United States

Developer of sustainable clean products designed to clean hydrogen sulfide into renewable gas.

$1.7M raised
Aug 2025

Founder Contacts

41,000+ verified contacts

Los Angeles, United States

LACI is a private non-profit organization that helps in accelerating the commercialization of clean technologies.

$2.0M raised
Aug 2025

Founder Contacts

41,000+ verified contacts

Vienna, Austria

Europe's #1 sodium-ion battery tech company — proprietary energy-storage platform with in-house BMS, EMS and software.

$1.0M raised
Aug 2026

Founder Contacts

41,000+ verified contacts

Houston, United States

Katz Water Technologies purifies water using streamlined simplified equipment that utilizes waste energy.

$750K raised
Aug 2021

Founder Contacts

41,000+ verified contacts

London, United Kingdom

AI-powered solutions to sort recyclable materials

$1.2M raised
Aug 2026

Founder Contacts

41,000+ verified contacts

Showing 51 to 75 of 858 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 858 cleantech companies tracked in the VCBacked database.

Average Funding
$9.2M
Total Funding Tracked
$230.6M
Countries Represented
10

Distribution by Funding Stage

Other25 companies

Top Cities for CleanTech

1.London
3 companies$10.7M
2.Houston
2 companies$1.3M
3.New York
1 companies$90.0M
4.Brooklyn
1 companies$1.1M
5.Chicago
1 companies$25K

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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858 CleanTech Startups (2026) — Recently Funded — Page 3 | VCBacked