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Clean Energy Startups

Updated October 2026

Companies in the clean energy sector developing innovative solutions and technologies.

Explore 748 recently funded clean energy companies with verified founder contact information and fundraising data.

Total Companies
748
Total Funding
$2.5B
Avg Funding
$100.6M
Global Reach
8
countries

Top Cities for Clean Energy

Singapore
Dartmouth
Burlingame
San Diego
Austin
South San Francisco

Recently Funded Companies

Export
Singapore, Singapore

InterContinental Energy develops green hydrogen fuel projects.

$1.1M raised
Apr 2026

Founder Contacts

41,000+ verified contacts

Dartmouth, Canada

Voltai harvests energy from motion to help marine industries reduce reliance on fossil fuels and stored energy.

$73K raised
Apr 2026

Founder Contacts

41,000+ verified contacts

Burlingame, United States

Caban Systems designs a software enabled energy storage solution for telecom infrastructure providers worldwide.

$50.0M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

San Diego, United States

EFG is an innovative change in the portable generator and independent energy market converting hydrogen-on-demand to electricity.

Apr 2026

Founder Contacts

41,000+ verified contacts

Austin, United States

T1 Energy is a solar and battery manufacturing company for commercial and industrial sectors.

$160.0M raised
Apr 2026

Founder Contacts

41,000+ verified contacts

South San Francisco, United States

Glydways develops autonomous transportation systems that combine small electric vehicles with dedicated guideways for urban mobility.

$170.0M raised
Apr 2026

Founder Contacts

41,000+ verified contacts

Menlo Park, United States

Mainspring Energy provides power generation technology using linear generators for clean energy.

$258.0M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

Milpitas, United States

GridX is a provider of cloud-based business operations support tools to utilities and energy suppliers.

$40.0M raised
Apr 2022

Founder Contacts

41,000+ verified contacts

Watertown, United States

Via Separations is a technology company that develops membrane materials for modular and resource separation solutions.

Apr 2026

Founder Contacts

41,000+ verified contacts

Bath, United Kingdom

DRIFT Energy is a new class of mobile renewable energy.

$100K raised
Apr 2026

Founder Contacts

41,000+ verified contacts

Zürich, Switzerland

Metafuels is a swiss climate tech startup developing affordable and sustainable aviation fuel with proprietary aerobrew technology.

$2.2M raised
Apr 2026

Founder Contacts

41,000+ verified contacts

Witney, United Kingdom

Enough Energy develops energy storage and power conversion technologies, including a battery-integrated EV charger for rapid charging.

$1.1M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Charm Industrial is putting oil back underground via bio-oil sequestration and industrial syngas production.

Apr 2025

Founder Contacts

41,000+ verified contacts

Stockholm, Sweden

Stegra operates a steel production plant to accelerate the decarbonization of the steel industry using green energy.

$1.6B raised
Apr 2026

Founder Contacts

41,000+ verified contacts

Denver, United States

Clean energy company building control software for energy systems using a combination of batteries, solar, and grid power

$2.4M raised
Apr 2022

Founder Contacts

41,000+ verified contacts

Washington, United States

Arcadia is the global utility data and energy solutions platform.

$50.0M raised
Apr 2024

Founder Contacts

41,000+ verified contacts

Miami, United States

Atlas Renewable Energy is a renewable energy company that develops, builds, and operates solar and wind projects.

$96.4M raised
Apr 2026

Founder Contacts

41,000+ verified contacts

Limerick, Ireland

GKinetic makes it simple, safe and sustainable to generate reliable energy from flowing water.

$68K raised
Apr 2025

Founder Contacts

41,000+ verified contacts

Mercer Island, United States

Chomp Energy manufactures anaerobic digestion systems that convert food waste into renewable energy and biofertilizer.

Apr 2024

Founder Contacts

41,000+ verified contacts

Calgary, Canada

Azure Sustainable Fuels is a fuel company that offers low carbon, sustainable aviation fuel (SAF) production facility.

$3.7M raised
Mar 2024

Founder Contacts

41,000+ verified contacts

Denver, United States

Software for the modern solar provider

$2.0M raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Baltimore, United States

MF Fire is a fire technology company that uses combustion science to engineer superior fire products.

$199K raised
Mar 2024

Founder Contacts

41,000+ verified contacts

Cambridge, United Kingdom

Pulsiv develops world-leading electronic solutions for AC to DC Power Supplies and Solar Energy applications.

$2.3M raised
Mar 2024

Founder Contacts

41,000+ verified contacts

Goleta, United States

Blue Laser Fusion is a renewable energy power generation company that provides energy management and clean energy generation services.

$37.5M raised
Mar 2024

Founder Contacts

41,000+ verified contacts

Amsterdam, The Netherlands

Orbio is a data fusion platform to help companies reduce their methane emissions

$4.0M raised
Mar 2024

Founder Contacts

41,000+ verified contacts

Showing 326 to 350 of 748 companies

About the Clean Energy Startup Ecosystem

The clean energy 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 Clean Energy

Clean Energy 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 clean energy 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.

Clean Energy Funding Breakdown

Here is how funding is distributed among the 748 clean energy companies tracked in the VCBacked database.

Average Funding
$100.6M
Total Funding Tracked
$2.5B
Countries Represented
8

Distribution by Funding Stage

Other25 companies

Top Cities for Clean Energy

1.Denver
2 companies$4.4M
2.Singapore
1 companies$1.1M
3.Dartmouth
1 companies$73K
4.Burlingame
1 companies$50.0M
5.San Diego
1 companiesUndisclosed

Related Industries

Companies in the clean energy 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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