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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
$653.1M
Avg Funding
$26.1M
Global Reach
13
countries

Top Cities for CleanTech

Boston
Sever Do Vouga
Sunnyvale
Somerville
Stockholm
Newark

Recently Funded Companies

Export
Boston, United States

InfiSense Builds the next generation of businesses with real-time sensing

Jun 2022

Founder Contacts

30,000+ verified contacts

Boston, United States

ELECTRA AI develops software platforms that use AI to monitor, manage, and optimize battery systems across multiple applications.

Jun 2023

Founder Contacts

30,000+ verified contacts

Sever Do Vouga, Portugal

Graphenest protect electronics and automotive from electromagnetic interference with sustainable graphene-based coatings and plastics

$2.0M raised
Jun 2023

Founder Contacts

30,000+ verified contacts

Sunnyvale, United States

Turntide Technologies develops an electric motor system designed to drive down energy consumption.

$80.0M raised
Jun 2022

Founder Contacts

30,000+ verified contacts

Somerville, United States

Raise Green is a climate tech marketplace for local impact investing.

$1.0M raised
Jun 2023

Founder Contacts

30,000+ verified contacts

Stockholm, Sweden

Leading transition management platform powering 300+ cities to plan and finance decarbonization

$15.1M raised
Jun 2023

Founder Contacts

30,000+ verified contacts

Newark, United States

Lectrolyst uses electricity to transform waste CO2 combined with renewable feedstocks into fine chemical ingredients.

$3.4M raised
Jun 2023

Founder Contacts

30,000+ verified contacts

Sollentuna, Sweden

Svea Solar is digitalising energy.

$215.5M raised
Jun 2026

Founder Contacts

30,000+ verified contacts

San Diego, United States

Climatetech, watertech, circular economy

Jun 2025

Founder Contacts

30,000+ verified contacts

New York, United States

Genvision is an AI-enabled solution to measure carbon storage in natural assets.

$1.1M raised
Jun 2023

Founder Contacts

30,000+ verified contacts

Tarragona, Spain

JOLT is supplying next-generation activated electrodes & protective coating solutions for hydrogen & water treatment electrolysis

$6.5M raised
Jun 2023

Founder Contacts

30,000+ verified contacts

Macul, Chile

Ceibo develops, deploys and operate technologies that support the mining industry's ability to deliver the materials required for Net Zero.

$30.0M raised
Jun 2023

Founder Contacts

30,000+ verified contacts

Vancouver, Canada

Arca is a carbon dioxide removal (CDR) company that captures atmospheric CO2 and transforms it into rock, where it is safely stored forever.

$232K raised
Jun 2025

Founder Contacts

30,000+ verified contacts

Rostock, Germany

CYTOK turns hydrogen & CO₂ into green methane. Patented CCU/CCR tech for MW-scale storage & full energy autonomy

$371K raised
Jun 2025

Founder Contacts

30,000+ verified contacts

Toronto, Canada

Liven makes functional protein ingredients by fermentation of agriculture and food industry byproducts.

$150K raised
Jun 2023

Founder Contacts

30,000+ verified contacts

Hong Kong, Hong Kong

Harness the power of artificial intelligence for waste management

$160K raised
Jun 2022

Founder Contacts

30,000+ verified contacts

Fisciano, Italy

MinervaS offers innovative solutions in the energy and automotive sectors towards the reduction of CO2 and the on-board energy management.

$213K raised
Jun 2022

Founder Contacts

30,000+ verified contacts

London, United Kingdom

Love Ocean develops ocean-friendly bathroom products in sustainable packaging.

$223K raised
Jun 2022

Founder Contacts

30,000+ verified contacts

New York, United States

Safehold-Brookfield Ground Lease JV is formed a joint venture with safehold and a Brookfield affiliate on a portfolio of ground leases.

$170.5M raised
Jun 2026

Founder Contacts

30,000+ verified contacts

Amsterdam, The Netherlands

Aquablu makes hydration solutions that are so good, people forget they are also saving the planet

$8.1M raised
Jun 2025

Founder Contacts

30,000+ verified contacts

Kitchener, Canada

Sustainable, low-energy technology for process water treatment and reuse.

$323K raised
Jun 2026

Founder Contacts

30,000+ verified contacts

Natick, United States

Electric Hydrogen develops electrolyzer technologies to enable abundant, low-cost, and clean hydrogen to replace fossil fuels.

$100.0M raised
May 2024

Founder Contacts

30,000+ verified contacts

Canberra, Australia

evee is a peer-to-peer electric car-sharing platform that makes electric transport accessible, affordable, and sustainable.

$190K raised
May 2024

Founder Contacts

30,000+ verified contacts

London, United Kingdom

Bramble Energy is an innovator energy technology company that designs and manufactures high-performance, low-cost, and fuel cell stack

$16.0M raised
May 2023

Founder Contacts

30,000+ verified contacts

Hongo, Japan

Blossom Energy is a manufacturing company that develops advanced nuclear reactors that can produce clean energy.

$2.1M raised
May 2025

Founder Contacts

30,000+ verified contacts

Showing 176 to 200 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
$26.1M
Total Funding Tracked
$653.1M
Countries Represented
13

Distribution by Funding Stage

Other25 companies

Top Cities for CleanTech

1.Boston
2 companiesUndisclosed
2.New York
2 companies$171.6M
3.London
2 companies$16.3M
4.Sever Do Vouga
1 companies$2.0M
5.Sunnyvale
1 companies$80.0M

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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