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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
$1.9B
Avg Funding
$74.9M
Global Reach
5
countries

Top Cities for Clean Energy

Naples
London
Somerville
Stony Brook
Crewkerne
Cambridge

Recently Funded Companies

Export
Naples, United States

Ecolution Power focuses on helping cities and industries move toward a net-zero carbon footprint.

$632K raised
Nov 2023

Founder Contacts

30,000+ verified contacts

London, United Kingdom

Renewable energy & infrastructure deal origination platform

$698K raised
Nov 2022

Founder Contacts

30,000+ verified contacts

Somerville, United States

Maxwellian revolutionizes health with chemical-free clinical-grade air and hygiene for commercial buildings and mobility

$250K raised
Nov 2022

Founder Contacts

30,000+ verified contacts

Stony Brook, United States

SuperClean Glass develops automated, scalable, and waterless cleaning technology for removing dust from solar panels.

$256K raised
Nov 2021

Founder Contacts

30,000+ verified contacts

Crewkerne, United Kingdom

Biomass to biochar using proprietary advanced pyrolytic technology in a Disposal as a Service model

Jan 2026

Founder Contacts

30,000+ verified contacts

Cambridge, United Kingdom

Decent Energy integrates and optimises small scale smart energy assets to minimise the cost and carbon intensity of the energy

$282K raised
Jan 2025

Founder Contacts

30,000+ verified contacts

Somerville, United States

Eden is the leader in natural resource recovery. They break rocks with electricity to increase subsurface permeability.

Jan 2025

Founder Contacts

30,000+ verified contacts

Rockville, United States

X-energy is a nuclear energy company that develops small modular nuclear reactors and nuclear fuels for clean energy generation.

$700.0M raised
Nov 2025

Founder Contacts

30,000+ verified contacts

Reading, United States

Solarflux provides a flexible, clean, inexpensive solar thermal power for a wide range of use cases

Jan 2024

Founder Contacts

30,000+ verified contacts

Cupertino, United States

Gridmatic is an AI-enabled power marketer that accelerates the ascent of clean energy.

$40.0M raised
Jan 2023

Founder Contacts

30,000+ verified contacts

Dallas, United States

Aspen Power Partners is a distributed generation platform with the dual mission of accelerating and democratizing decarbonization.

$200.0M raised
Jan 2026

Founder Contacts

30,000+ verified contacts

London, United Kingdom

Developing Cutting Edge Renewable Energy Technology to Empower Communities to Harness the Energy that Surrounds them

$993K raised
Jan 2023

Founder Contacts

30,000+ verified contacts

Houston, United States

Technology-driven energy storage company powering the carbon-free electric grid.

$10.0M raised
Nov 2022

Founder Contacts

30,000+ verified contacts

Amsterdam, The Netherlands

AI-powered decarbonization technology enabling creation of a $50B mkt category thru new way to transfer heat in high-emission industries

Nov 2021

Founder Contacts

30,000+ verified contacts

West Jordan, United States

Bigmoon provides electricity through tidal energy and the ability to harness the power of the moon.

Jan 2022

Founder Contacts

30,000+ verified contacts

Kidlington, United Kingdom

Clean Solutions for a Growing World

Jan 2022

Founder Contacts

30,000+ verified contacts

Newark, United States

FreeWire Technologies is a provider of ultrafast electric vehicle (EV) charging solutions that mitigate the impact on the grid.

$29.2M raised
Nov 2023

Founder Contacts

30,000+ verified contacts

Munich, Germany

Battery infrastructure for electrified depots and industrial hubs.

$4.3M raised
Nov 2025

Founder Contacts

30,000+ verified contacts

Houston, United States

LandBridge supports sustainability with solid waste management and solar power developments.

$500.0M raised
Nov 2025

Founder Contacts

30,000+ verified contacts

Warrenville, United States

Synata Bio is a developer of a fermentation technology designed to process synthesis gas from multiple sources into products.

$4.5M raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Brooklyn, United States

Amogy offers carbon-free energy solutions using ammonia cracking technology.

$15.0M raised
Nov 2025

Founder Contacts

30,000+ verified contacts

Miami, United States

Purify Fuel manufactures a patented diesel combustion catalyst that ensures fuel efficiency and reduced emissions in engines.

$360K raised
Nov 2021

Founder Contacts

30,000+ verified contacts

Ithaca, United States

Clean Label Solution aim is to leverage revolutionary technology to give clients with low-cost, green, and sustainable solutions.

$250K raised
Nov 2023

Founder Contacts

30,000+ verified contacts

Issy-les-moulineaux, France

EODev creates and commercializes sustainable, dependable, and cost-effective hydrogen-based energy solutions.

$49.9M raised
Nov 2023

Founder Contacts

30,000+ verified contacts

Boulder, United States

Peregrine Energy is a manufacturing company that specializes in the acquisition, development, and operations of renewable assets.

$317.0M raised
Nov 2025

Founder Contacts

30,000+ verified contacts

Showing 451 to 475 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
$74.9M
Total Funding Tracked
$1.9B
Countries Represented
5

Distribution by Funding Stage

Other25 companies

Top Cities for Clean Energy

1.London
2 companies$1.7M
2.Somerville
2 companies$250K
3.Houston
2 companies$510.0M
4.Naples
1 companies$632K
5.Stony Brook
1 companies$256K

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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