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Clean Energy Startups

Updated July 2026

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

Explore 517 recently funded clean energy companies with verified founder contact information and fundraising data.

Total Companies
517
Total Funding
$2.4B
Avg Funding
$97.6M
Global Reach
8
countries

Top Cities for Clean Energy

Vancouver
Montana Mines
Kearny
Darmstadt
Oxford
Bridgehampton

Recently Funded Companies

Export
Vancouver, Canada

LithiumBank is enabling people to invest in the future of clean-tech energy.

$2.8M raised
May 2026

Founder Contacts

30,000+ verified contacts

Montana Mines, United States

AirJoule Technologies develops a climate-solution technology that harvests the untapped supply of renewable energy.

$15.0M raised
May 2026

Founder Contacts

30,000+ verified contacts

Kearny, United States

Thea Energy is an energy company developing systems for commercial power generation based on stellarator magnetic confinement technology.

$100.0M raised
May 2026

Founder Contacts

30,000+ verified contacts

Darmstadt, Germany

Focused Energy is a fusion energy company developing laser-driven inertial fusion systems for commercial power generation.

$240.0M raised
May 2026

Founder Contacts

30,000+ verified contacts

Oxford, United Kingdom

Caudal Energy develops bio-inspired tidal energy systems delivering predictable, low-impact renewable power from ocean currents.

$5.8M raised
May 2026

Founder Contacts

30,000+ verified contacts

Bridgehampton, United States

Clear Current is an AI-driven platform designed to serve as the "nerve center" for energy operations.

$4.3M raised
May 2025

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Sunverge Energy provides integrated solar solutions for distributed generation and storage.

$2.1M raised
May 2023

Founder Contacts

30,000+ verified contacts

Somerville, United States

Singularity Energy uses real-time carbon data to make better energy decisions.

$4.5M raised
May 2022

Founder Contacts

30,000+ verified contacts

Granada, Spain

Leading the global Net-Zero emissions challenge with a focus on Green Hydrogen developments in aviation and electrified REX mobility.

$1.3M raised
May 2023

Founder Contacts

30,000+ verified contacts

Tucson, United States

SorbiForce is a World`s first non-metal battery, made from renewable raw materials, cost-effective, safe and with zero environmental impact.

$162K raised
May 2026

Founder Contacts

30,000+ verified contacts

Silver Spring, United States

Neighborhood Sun Benefit provides locally produced clean energy without any solar panels to install or upfront fees.

May 2026

Founder Contacts

30,000+ verified contacts

Binghamton, United States

Natrion is developing scalable solid-state electrolytes to enable the mass adoption of EVs.

May 2026

Founder Contacts

30,000+ verified contacts

New York, United States

Carbon conversion technology bolts onto ANY source of carbon dioxide emissions converts the pollution into clean natural gas StandardRNG

$6.4M raised
May 2025

Founder Contacts

30,000+ verified contacts

Vancouver, Canada

Standard Uranium is an exploration company that seeks fuel to power a clean energy future.

$654K raised
May 2026

Founder Contacts

30,000+ verified contacts

Woburn, United States

Gradiant provides advanced water treatment solutions to tackle critical water challenges for various industries.

May 2026

Founder Contacts

30,000+ verified contacts

Tucson, United States

Sun Company is a provider of custom-tailored solar energy solutions for residential, commercial, and utility applications.

$350K raised
May 2022

Founder Contacts

30,000+ verified contacts

Somerville, United States

Optigon offers materials scientists and manufacturers solutions to help speed the development and deployment of clean energy materials.

$100K raised
May 2025

Founder Contacts

30,000+ verified contacts

New York, United States

Crux is a capital market company that provides debit marketplace,transferable tax credits, and market intelligence for tax credit transfers.

$500.0M raised
May 2026

Founder Contacts

30,000+ verified contacts

Santa Clara, United States

Oklo specializes in designing and developing small modular reactors for advanced fission power plants.

$1.0B raised
May 2026

Founder Contacts

30,000+ verified contacts

New York, United States

Exodys Energy is an engineering company that develops closed-loop nuclear systems to recycle used nuclear fuel to supply clean energy.

May 2026

Founder Contacts

30,000+ verified contacts

Lutry, Switzerland

Ammonia for Clean Energy - Driving Clean, Sustainable Off-Grid Power Solution

$250K raised
May 2026

Founder Contacts

30,000+ verified contacts

Delta, Canada

Wenplastics is a plastic recovery plant focusing on HDPE and PP reclaim.

$1.4M raised
May 2023

Founder Contacts

30,000+ verified contacts

Stockholm, Sweden

Ellevio is a Swedish energy provider.

$554.8M raised
May 2025

Founder Contacts

30,000+ verified contacts

Helsinki, Finland

Ori Solution is a clean energy company that revolutionizes the conversion of kinetic fluid and gas energy to electrical energy.

$259K raised
May 2022

Founder Contacts

30,000+ verified contacts

Brooklyn, United States

Dollaride offers a SaaS platform that helps informal transit drivers convert to EVs through inclusive financial services.

May 2026

Founder Contacts

30,000+ verified contacts

Showing 151 to 175 of 517 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 517 clean energy companies tracked in the VCBacked database.

Average Funding
$97.6M
Total Funding Tracked
$2.4B
Countries Represented
8

Distribution by Funding Stage

Other25 companies

Top Cities for Clean Energy

1.New York
3 companies$506.4M
2.Vancouver
2 companies$3.5M
3.Somerville
2 companies$4.6M
4.Tucson
2 companies$512K
5.Montana Mines
1 companies$15.0M

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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