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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
$2.3B
Avg Funding
$90.2M
Global Reach
9
countries

Top Cities for Clean Energy

Menlo Park
Milpitas
Watertown
Bath
Zürich
Witney

Recently Funded Companies

Export
Menlo Park, United States

Mainspring Energy provides power generation technology using linear generators for clean energy.

$258.0M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

Milpitas, United States

GridX is a provider of cloud-based business operations support tools to utilities and energy suppliers.

$40.0M raised
Apr 2022

Founder Contacts

41,000+ verified contacts

Watertown, United States

Via Separations is a technology company that develops membrane materials for modular and resource separation solutions.

Apr 2026

Founder Contacts

41,000+ verified contacts

Bath, United Kingdom

DRIFT Energy is a new class of mobile renewable energy.

$100K raised
Apr 2026

Founder Contacts

41,000+ verified contacts

Zürich, Switzerland

Metafuels is a swiss climate tech startup developing affordable and sustainable aviation fuel with proprietary aerobrew technology.

$2.2M raised
Apr 2026

Founder Contacts

41,000+ verified contacts

Witney, United Kingdom

Enough Energy develops energy storage and power conversion technologies, including a battery-integrated EV charger for rapid charging.

$1.1M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Charm Industrial is putting oil back underground via bio-oil sequestration and industrial syngas production.

Apr 2025

Founder Contacts

41,000+ verified contacts

Stockholm, Sweden

Stegra operates a steel production plant to accelerate the decarbonization of the steel industry using green energy.

$1.6B raised
Apr 2026

Founder Contacts

41,000+ verified contacts

Denver, United States

Clean energy company building control software for energy systems using a combination of batteries, solar, and grid power

$2.4M raised
Apr 2022

Founder Contacts

41,000+ verified contacts

Washington, United States

Arcadia is the global utility data and energy solutions platform.

$50.0M raised
Apr 2024

Founder Contacts

41,000+ verified contacts

Miami, United States

Atlas Renewable Energy is a renewable energy company that develops, builds, and operates solar and wind projects.

$96.4M raised
Apr 2026

Founder Contacts

41,000+ verified contacts

Limerick, Ireland

GKinetic makes it simple, safe and sustainable to generate reliable energy from flowing water.

$68K raised
Apr 2025

Founder Contacts

41,000+ verified contacts

Mercer Island, United States

Chomp Energy manufactures anaerobic digestion systems that convert food waste into renewable energy and biofertilizer.

Apr 2024

Founder Contacts

41,000+ verified contacts

San Sebastian, Spain

Power electronics & controls for e-mobility and clean energy power management and conversion

$3.0M raised
Apr 2023

Founder Contacts

41,000+ verified contacts

Calgary, Canada

Azure Sustainable Fuels is a fuel company that offers low carbon, sustainable aviation fuel (SAF) production facility.

$3.7M raised
Mar 2024

Founder Contacts

41,000+ verified contacts

Denver, United States

Software for the modern solar provider

$2.0M raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Cambridge, United Kingdom

Pulsiv develops world-leading electronic solutions for AC to DC Power Supplies and Solar Energy applications.

$2.3M raised
Mar 2024

Founder Contacts

41,000+ verified contacts

Baltimore, United States

MF Fire is a fire technology company that uses combustion science to engineer superior fire products.

$199K raised
Mar 2024

Founder Contacts

41,000+ verified contacts

Goleta, United States

Blue Laser Fusion is a renewable energy power generation company that provides energy management and clean energy generation services.

$37.5M raised
Mar 2024

Founder Contacts

41,000+ verified contacts

São Paulo, Brazil

Nextron is an energy-as-a-service clean-tech platform that simplifies access to renewable energy through a seamless digital experience.

$5.3M raised
Mar 2024

Founder Contacts

41,000+ verified contacts

Amsterdam, The Netherlands

Orbio is a data fusion platform to help companies reduce their methane emissions

$4.0M raised
Mar 2024

Founder Contacts

41,000+ verified contacts

Vancouver, Canada

Quebec Nickel is a mining company that specializes in nickel mining and exploration projects.

$570K raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Brighton, United States

A cleantech telecommunications infrastructure start-up.

$15.0M raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Menlo Park, United States

HyPoint is a provider of a hydrogen fuel cell system for air transportation market.

Mar 2022

Founder Contacts

41,000+ verified contacts

Eindhoven, The Netherlands

RIFT is a startup on a mission towards a sustainable future that is powered by clean and renewable energy.

$97.2M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Showing 301 to 325 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
$90.2M
Total Funding Tracked
$2.3B
Countries Represented
9

Distribution by Funding Stage

Other25 companies

Top Cities for Clean Energy

1.Menlo Park
2 companies$258.0M
2.Denver
2 companies$4.4M
3.Milpitas
1 companies$40.0M
4.Watertown
1 companiesUndisclosed
5.Bath
1 companies$100K

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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727 Clean Energy Startups (2026) — Recently Funded — Page 13 | VCBacked