Skip to main content

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
$1.1B
Avg Funding
$43.7M
Global Reach
10
countries

Top Cities for Clean Energy

San Antonio
London
Sydney
Brisbane
Houston
Rome

Recently Funded Companies

Export
San Antonio, United States

OCI Energy develops solar and battery projects and provides EPC, O&M, and PPA support for commercial and utility clients

$130.0M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Pathfinder Clean Energy is a clean energy developer that provides solar development, battery storage, and data centre services.

$114.3M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Sydney, Australia

Provaris Energy is a clean energy infrastructure company that designs and builds compressed hydrogen ships and liquid CO₂ storage systems.

$700K raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Brisbane, Australia

LINE Hydrogen is a producer of commercial scale green hydrogen for diesel replacement.

$958K raised
Jun 2022

Founder Contacts

41,000+ verified contacts

Houston, United States

Integrated sensing and analytics company specializing in Electron Paramagnetic Resonance for remote installations in Energy and Transition.

$210K raised
Jun 2022

Founder Contacts

41,000+ verified contacts

Rome, Italy

ISCLEANAIR, global leader in ambient air pollution abatement, revolutionizes the cleantech, environmental and energy efficiency sectors

$297K raised
Jun 2022

Founder Contacts

41,000+ verified contacts

Valencia, Spain

Crowmie is the first investment platform in tokenize renewable energy projects.

$328K raised
Jun 2023

Founder Contacts

41,000+ verified contacts

Vancouver, Canada

AmmPower offers a mix of research, engineering, project development and discovery of solutions and investments for a clean energy future.

$50K raised
Jun 2023

Founder Contacts

41,000+ verified contacts

Miami, United States

$200B+ TAM | Raising Series A | 17 kt H₂/year Platform | Natural Hydrogen & Geothermal | Carbon-Negative | ESG Capital

$3.0M raised
Jun 2023

Founder Contacts

41,000+ verified contacts

Bedford, Canada

NOVONIX is a developer and supplier of high-performance materials and technologies for the global lithium-ion battery industry.

$14.6M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Waterbury, United States

NOMAD Transportable Power Systems offers patent-pending technologies to fit any project or application need.

$6.5M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Los Angeles, United States

Avantus develops large-scale solar and solar-plus-storage projects to drive the adoption of zero-emission energy.

$500.0M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Dallas, United States

Mantle Energy develops activated geothermal systems that repurpose depleted wells to generate low-carbon baseload power.

$5.0M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Chicago, United States

Ourea Energy is a clean tech company that offers gravity-powered energy storage solution for data centers and independent power producers.

$250K raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Heverlee, Belgium

Astracite is a developer of battery anode materials manufactured from captured carbon dioxide.

$871K raised
Jun 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

AICE Power develops autonomous subsea drones for monitoring and protecting critical infrastructure and underwater security operations.

Jun 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Station A is a technology company reimagining how clean energy is bought and sold.

$8.0M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Lausanne, Switzerland

SmartHelio is software to prevent downtime in a solar plant

Jun 2026

Founder Contacts

41,000+ 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

41,000+ 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

41,000+ verified contacts

Somerville, United States

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

$1.0M raised
Jun 2023

Founder Contacts

41,000+ 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

41,000+ verified contacts

Sollentuna, Sweden

Svea Solar is digitalising energy.

$215.5M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Amsterdam, The Netherlands

BlueBird Power engages in the acceleration and integration of clean energy.

$377K raised
Jun 2023

Founder Contacts

41,000+ 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

41,000+ verified contacts

Showing 176 to 200 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
$43.7M
Total Funding Tracked
$1.1B
Countries Represented
10

Distribution by Funding Stage

Other25 companies

Top Cities for Clean Energy

1.San Francisco
2 companies$8.0M
2.San Antonio
1 companies$130.0M
3.London
1 companies$114.3M
4.Sydney
1 companies$700K
5.Brisbane
1 companies$958K

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