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Energy Efficiency Startups

Updated July 2026

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

Explore 410 recently funded energy efficiency companies with verified founder contact information and fundraising data.

Total Companies
410
Total Funding
$810.7M
Avg Funding
$32.4M
Global Reach
11
countries

Top Cities for Energy Efficiency

Stockholm
Vancouver
Hayward
Redding
Manhattan
London

Recently Funded Companies

Export
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

30,000+ 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

30,000+ 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

30,000+ verified contacts

Redding, United States

Maas Energy Holdings is a Dairy Digester Development, Financing, and Operations Company.

Nov 2022

Founder Contacts

30,000+ verified contacts

Manhattan, United States

Urban Umbrella is the first alternative to the scaffolding industry

$6.5M raised
Jan 2022

Founder Contacts

30,000+ verified contacts

London, United Kingdom

Better process decisions for biomanufacturing. AI-powered downstream optimisation with integrated techno-economic & sustainability analysis.

$164K raised
Oct 2025

Founder Contacts

30,000+ verified contacts

Sault Sainte Marie, Canada

Heliene Inc has developed technology to make solar power more reliable and affordable.

$54.0M raised
Oct 2024

Founder Contacts

30,000+ verified contacts

London, United Kingdom

Brenpower is an industrial solution, utilizing IoT and AI technologies to reduce carbon emissions and enhance operational efficiency.

$300K raised
Oct 2022

Founder Contacts

30,000+ verified contacts

Corvallis, United States

Crown Electrokinetics is a glass technology company that specializes in improving the energy efficiency of existing windows.

$4.0M raised
Oct 2022

Founder Contacts

30,000+ verified contacts

Park City, United States

Tackling the largest unmanaged electric load left on the US electric grid - NSF & AWS awarded and funded, USPTO patent granted

$2.5M raised
Oct 2022

Founder Contacts

30,000+ verified contacts

Dublin, Ireland

Vivid Edge delivers turnkey energy efficiency upgrades as a service, using its capital.

$528K raised
Oct 2023

Founder Contacts

30,000+ verified contacts

Palo Alto, United States

Domatic provides power and data on a single wire pair to fixtures and sensors.

$4.0M raised
Oct 2022

Founder Contacts

30,000+ verified contacts

Houston, United States

CarTwin is a cloud-based, automotive technology company.

$250K raised
Oct 2022

Founder Contacts

30,000+ verified contacts

Vincennes, France

WIND my ROOF develops a modular roof wind turbines intended to help flat-roofed buildings to exploit the potential of wind power.

$2.1M raised
Oct 2023

Founder Contacts

30,000+ verified contacts

Oakland, United States

Nightpeak Energy develops and operates dispatchable power plants.

$200.0M raised
Oct 2022

Founder Contacts

30,000+ verified contacts

Lund, Sweden

Energy optimization software for the manufacturing industry.

Oct 2022

Founder Contacts

30,000+ verified contacts

Fukuoka, Japan

Shizen Energy is an energy firm that focusess on the development, planning, and coordination of power stations with natural energy.

$470.1M raised
Oct 2022

Founder Contacts

30,000+ verified contacts

Boston, United States

Energetic Capital provides renewable energy financing services for commercial and industrial projects.

Oct 2024

Founder Contacts

30,000+ verified contacts

Schiedam, The Netherlands

Alquion is a Dutch cleantech company that develops and markets Flexolyser™.

Oct 2024

Founder Contacts

30,000+ verified contacts

Barcelona, Spain

Treat your customers as individuals - provide personalized products using our innovative 3D printing solutions. Food. Personal Care. Pharma.

$250K raised
Oct 2022

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Scope Zero is an investment company that provides energy efficiency systems, sustainability strategies, and home technology solutions.

$100K raised
Oct 2023

Founder Contacts

30,000+ verified contacts

Brooklyn, United States

Kelvin is an energy management and electrification platform for radiator-heated buildings.

Oct 2023

Founder Contacts

30,000+ verified contacts

São Paulo, Brazil

Acelen specializes in investing in and enhancing efficiency and productivity in the fuels, petrochemicals, and feedstock sectors.

$45.6M raised
Oct 2024

Founder Contacts

30,000+ verified contacts

Grenoble, France

Hadrware, vibration sensor manufacturer (world thinnest piezo ceramic sensor)

$3.4M raised
Oct 2022

Founder Contacts

30,000+ verified contacts

Milan, Italy

TaDa is an energy efficiency company that provides disaggregate energy consumption analytics for users to manage energy usage.

$2.2M raised
Oct 2025

Founder Contacts

30,000+ verified contacts

Showing 376 to 400 of 410 companies

About the Energy Efficiency Startup Ecosystem

The energy efficiency 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 Energy Efficiency

Energy Efficiency 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 energy efficiency 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.

Energy Efficiency Funding Breakdown

Here is how funding is distributed among the 410 energy efficiency companies tracked in the VCBacked database.

Average Funding
$32.4M
Total Funding Tracked
$810.7M
Countries Represented
11

Distribution by Funding Stage

Other25 companies

Top Cities for Energy Efficiency

1.London
2 companies$464K
2.Stockholm
1 companies$1.1M
3.Vancouver
1 companies$500K
4.Hayward
1 companies$13.0M
5.Redding
1 companiesUndisclosed

Related Industries

Companies in the energy efficiency 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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