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Clean Energy Startups

Updated August 2026

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

Explore 727 recently funded clean energy companies with verified founder contact information and fundraising data.

Total Companies
727
Total Funding
$282.5M
Avg Funding
$11.3M
Global Reach
10
countries

Top Cities for Clean Energy

Berkeley
London
Melbourne
Montreal
Newark
Diemen

Recently Funded Companies

Export
Berkeley, United States

Capture6 is a direct air capture start-up leveraging its technology to support climate resilience and industrial decarbonization.

$27.5M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Developing the world's first high pressure, ultra-efficient electrolyser and lowest cost of pressurised green hydrogen.

$17.4M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

Melbourne, Australia

PHNXX provides containerised clean and reliable energy solutions for business operations.

$1.1M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

Montreal, Canada

Dcbel specializes in smart home energy systems that empower users to manage their energy supply through a single device.

$55.0M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

Newark, United States

Carbon Reform is a climate-tech startup that offers a carbon capture and pollution-control device to reduce CO2 levels in the atmosphere.

$5.5M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

Diemen, The Netherlands

Moonwatt solves problems of the energy transition through innovative energy products hardware and software.

$8.4M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

Herzliya, Israel

Zero-carbon footprint technology for VOCs Abatement

$1.5M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

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

41,000+ verified contacts

South Burlington, United States

Resonant Link delivers the world's fastest and easiest to use wireless charging for medical devices, consumer electronics, and EVs.

$3.4M raised
Jan 2025

Founder Contacts

41,000+ verified contacts

Charlottesville, United States

Lumin is a responsive energy management company.

$2.8M raised
Jan 2025

Founder Contacts

41,000+ 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

41,000+ 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

41,000+ verified contacts

San Diego, United States

Sonocharge Energy develops a technology that enables batteries to charge.

$23.5M raised
Jan 2025

Founder Contacts

41,000+ 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

41,000+ verified contacts

Houston, United States

Bison Fuels is an energy company that focuses on decarbonization via green hydrogen.

$375K raised
Jan 2025

Founder Contacts

41,000+ 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

41,000+ verified contacts

Toronto, Canada

Cleantech and energy SaaS

$2.5M raised
Jan 2025

Founder Contacts

41,000+ verified contacts

Oslo, Norway

Management of renewable power plants made scalable

$590K raised
Jan 2025

Founder Contacts

41,000+ 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

41,000+ verified contacts

Manchester, United Kingdom

Blockchain, AI, Renewables, Distributed Energy Management System, Peer-to-Peer Exchange System, Local Energy Market, Virtual Power Plants

$63.4M raised
Dec 2024

Founder Contacts

41,000+ verified contacts

Edinburgh, United Kingdom

Carbogenics is a cleaning technology company.

$638K raised
Dec 2024

Founder Contacts

41,000+ verified contacts

Montvale, United States

Spar Systems manufactures renewable energy equipment to generate power from low-temperature waste heat.

$325K raised
Dec 2024

Founder Contacts

41,000+ verified contacts

New York, United States

A tech-enabled marketplace for clean energy tax credits

$3.0M raised
Dec 2024

Founder Contacts

41,000+ 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

41,000+ verified contacts

Turin, Italy

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

$4.8M raised
Nov 2024

Founder Contacts

41,000+ verified contacts

Showing 451 to 475 of 727 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 727 clean energy companies tracked in the VCBacked database.

Average Funding
$11.3M
Total Funding Tracked
$282.5M
Countries Represented
10

Distribution by Funding Stage

Other25 companies

Top Cities for Clean Energy

1.London
2 companies$20.6M
2.Tallinn
2 companies$8.6M
3.Berkeley
1 companies$27.5M
4.Melbourne
1 companies$1.1M
5.Montreal
1 companies$55.0M

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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