Skip to main content

Clean Energy Startups

Updated July 2026

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

Explore 510 recently funded clean energy companies with verified founder contact information and fundraising data.

Total Companies
510
Total Funding
$271.4M
Avg Funding
$10.9M
Global Reach
10
countries

Top Cities for Clean Energy

Charlottesville
Kingston
San Diego
Tallinn
Houston
Oslo

Recently Funded Companies

Export
Charlottesville, United States

Lumin is a responsive energy management company.

$2.8M raised
Jan 2025

Founder Contacts

30,000+ 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

30,000+ verified contacts

San Diego, United States

Sonocharge Energy develops a technology that enables batteries to charge.

$23.5M raised
Jan 2025

Founder Contacts

30,000+ 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

30,000+ verified contacts

Houston, United States

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

$375K raised
Jan 2025

Founder Contacts

30,000+ verified contacts

Oslo, Norway

Management of renewable power plants made scalable

$590K raised
Jan 2025

Founder Contacts

30,000+ 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

30,000+ 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

30,000+ 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

30,000+ verified contacts

Berlin, Germany

Ecoligo is an impact investment provider, implementing solar energy solutions that generate economic and environmental returns.

Nov 2024

Founder Contacts

30,000+ verified contacts

London, United Kingdom

CleanTech and energy optimisation

$3.3M raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Sha Tin, Hong Kong

Ampd Energy creates sustainable energy storage solutions for construction, leveraging batteries, connectivity, and data.

$27.3M raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Torino, Italy

E-mobility, Sustainable Manufacturing, Advanced Materials, Cleantech, Electrification, Decarbonization

$1.6M raised
Oct 2024

Founder Contacts

30,000+ verified contacts

Chatsworth, United States

Calicat is a clean-energy company developing a proprietary electrocatalyst discovery process for electrolyser.

$3.0M raised
Oct 2024

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Treehouse is a software-enabled service for home electrification.

$16.6M raised
Oct 2024

Founder Contacts

30,000+ verified contacts

Durango, United States

King Energy is a next-generation energy company that brings solar power to multi-tenant commercial properties.

$10.0M raised
Oct 2024

Founder Contacts

30,000+ verified contacts

Boston, United States

REsurety is a provider of risk management and software products to the buyers and sellers of clean energy.

$32.0M raised
Oct 2024

Founder Contacts

30,000+ verified contacts

Madrid, Spain

QUIXOTIC is a SaaS solution for utilities and renewable energy communities. We automate operations while creating new sources of revenue.

$1.4M raised
Oct 2024

Founder Contacts

30,000+ verified contacts

Vancouver, Canada

Ionomr makes Aemion‚Ñ¢ & Pemion‚Ñ¢, next-gen ion-exchange materials for breakthrough clean technology applications involving electrochemistry.

Oct 2024

Founder Contacts

30,000+ verified contacts

Houston, United States

Utility Global is an off-gas-to-value company that reduces emissions and improves energy efficiency through clean energy generation systems.

$53.0M raised
Sep 2024

Founder Contacts

30,000+ verified contacts

Frankfurt, Germany

Cleantech, Greentech, PPA, Green Energy

$2.8M raised
Sep 2024

Founder Contacts

30,000+ verified contacts

San Jose, United States

Enteligent is a Clean-Tech product company focused on higher efficiency and harnessing more solar electricity and EV charging.

$6.0M raised
Aug 2024

Founder Contacts

30,000+ verified contacts

Berlin, Germany

Amperecloud is the leading Operating System for Renewables.

$3.6M raised
Jul 2024

Founder Contacts

30,000+ verified contacts

Asheville, United States

NextPower360 develops generators and motors that are instantaneously adaptive to variable power inputs and outputs.

$1.0M raised
Jul 2024

Founder Contacts

30,000+ verified contacts

Tokyo, Japan

Kyoto Fusioneering is a research firm that develops technology to provide clean, safe and sustainable energy for the fusion energy industry.

$6.9M raised
Jul 2024

Founder Contacts

30,000+ verified contacts

Showing 326 to 350 of 510 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 510 clean energy companies tracked in the VCBacked database.

Average Funding
$10.9M
Total Funding Tracked
$271.4M
Countries Represented
10

Distribution by Funding Stage

Other25 companies

Top Cities for Clean Energy

1.Houston
2 companies$53.4M
2.London
2 companies$6.5M
3.Berlin
2 companies$3.6M
4.Charlottesville
1 companies$2.8M
5.Kingston
1 companies$2.6M

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.

Ready to Connect with Clean Energy Startups?

Perfect for: B2B sales teams targeting clean energy companies, investors exploring sector opportunities, and service providers looking for funded companies ready to scale.

Get Started - Access Contact Information

Join thousands of sales teams, investors, and service providers using VCBacked

510 Clean Energy Startups (2026) — Recently Funded Companies, Investors & Rounds | VCBacked