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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
$1.3B
Avg Funding
$53.6M
Global Reach
7
countries

Top Cities for Clean Energy

Ithaca
Boulder
Denver
Reno
Ashburn
Stockholm

Recently Funded Companies

Export
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

41,000+ 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

41,000+ verified contacts

Denver, United States

Blaze Energy Technologies is a manufacturing company that develops technologies to adopt alternative fuels through existing engines.

Nov 2024

Founder Contacts

41,000+ verified contacts

Reno, United States

Hyper-efficient Air-Conditioning Hardware Company

$95K raised
Nov 2025

Founder Contacts

41,000+ verified contacts

Ashburn, United States

Hoevan is a holding company focused on companies who protect, repair, and insure constantly evolving technology products

$2.0M raised
Nov 2024

Founder Contacts

41,000+ verified contacts

Denver, United States

GeoSolar Technologies develops a green technology that utilizes natural energy sources for a carbon-free home.

$40K raised
Jan 2024

Founder Contacts

41,000+ verified contacts

Stockholm, Sweden

VEOR is a pioneering force in the energy industry, dedicated to shaping the future of sustainable energy solutions.

$1.1M raised
Nov 2023

Founder Contacts

41,000+ verified contacts

Scottsdale, United States

CIRQ+ is a retrofit cleantech automation system that reduces energy costs and lowering carbon emissions with plug-and-play technology.

Nov 2023

Founder Contacts

41,000+ verified contacts

Vancouver, Canada

Zinc8 offers energy storage solution to utilities, commercial and industrial sectors, micro-grids, and renewable energy developers.

$500K raised
Jan 2023

Founder Contacts

41,000+ verified contacts

Hayward, United States

Voya Energy is an energy management company that has developed technology to transform high-energy recycled metals into a safe fuel.

$13.0M raised
Nov 2025

Founder Contacts

41,000+ verified contacts

North Palm Beach, United States

XPLR Infrastructure is a renewable energy company that owns, operates, and acquires contracted clean energy projects.

$750.0M raised
Nov 2025

Founder Contacts

41,000+ verified contacts

Montréal, Canada

Cycle Momentum offers acceleration and open innovation programs dedicated to the clean technology ecosystem.

$800K raised
Nov 2024

Founder Contacts

41,000+ verified contacts

Somerville, United States

Sol Clarity specializes in the development and production of self-cleaning solar.

$800K raised
Nov 2022

Founder Contacts

41,000+ verified contacts

Redwood City, United States

Ubiquitous Energy makes transparent solar technology for windows, electronics, and other applications.

$30.0M raised
Jan 2022

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Realfin is the London-based global leader in real assets data & intelligence with the world's largest real assets data platform, RealfinX.

$249K raised
Nov 2021

Founder Contacts

41,000+ verified contacts

Tomball, United States

Kaizen Clean Energy develops hydrogen-based distributed energy resources.

$910K raised
Nov 2024

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Highview Power is a renewable energy company that develops liquid-air energy storage solutions for grid applications.

$170.9M raised
Nov 2025

Founder Contacts

41,000+ verified contacts

San Diego, United States

ChargeNet Stations specializes in the fields of SaaS, cleantech, electric vehicle supply equipment, and distributed energy resources.

$6.2M raised
Jan 2022

Founder Contacts

41,000+ verified contacts

Torino, Italy

Aquaseek uses a patented energy-neutral and sustainable technology to generate clean water from the air.

$347K raised
Oct 2021

Founder Contacts

41,000+ verified contacts

Mannheim, Germany

ICODOS de-fossilizes the shipping and chemical industries with a patented, breakthrough technology for the production of e-methanol.

Oct 2023

Founder Contacts

41,000+ verified contacts

Lehi, United States

DeepPower is developing a breakthrough geothermal drilling technology to access the Earth’s unlimited source of clean energy.

$2.0M raised
Oct 2022

Founder Contacts

41,000+ verified contacts

Fairbanks, United States

Alaska Renewables is a renewable energy development company.

$1.0M raised
Oct 2022

Founder Contacts

41,000+ verified contacts

Munich, Germany

Plan renewable energy technology for customers (Photovoltaic systems, electricity storage and heat pumps).

$10.0M raised
Oct 2022

Founder Contacts

41,000+ verified contacts

Somerville, United States

LineVision equips utilities with unique monitoring and analytics that improve the capacity, resilience, and safety of the grid.

$33.0M raised
Oct 2022

Founder Contacts

41,000+ verified contacts

Tallinn, Estonia

Cleantech platform offering wireless metering and AI-driven energy management to track, analyze, and optimize energy use in real time.

$636K raised
Oct 2025

Founder Contacts

41,000+ verified contacts

Showing 676 to 700 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
$53.6M
Total Funding Tracked
$1.3B
Countries Represented
7

Distribution by Funding Stage

Other25 companies

Top Cities for Clean Energy

1.Denver
2 companies$40K
2.Somerville
2 companies$33.8M
3.London
2 companies$171.2M
4.Ithaca
1 companies$250K
5.Boulder
1 companies$317.0M

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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