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Seed Energy Efficiency Companies

Explore 108 energy efficiency startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
108
Total Funding
$59.0M
Avg Funding
$2.4M
Cities
22

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London, United Kingdom
$1.2M
raised

The intelligence layer for modern business energy

Sep 2025
Pre-Seed

Founder Contacts

30,000+ verified contacts

Houston, United States
$4.2M
raised

Onvis is a company that offers energy related services.

Sep 2025
Seed

Founder Contacts

30,000+ verified contacts

Sisli, Turkey

Apollo is a software company that provides businesses with energy consumption-related financial efficiency and sustainability solutions.

Sep 2025
Seed

Founder Contacts

30,000+ verified contacts

Beaverton, United States
$4.5M
raised

Gyft Labs's energy solutions do not negatively impact existing ecosystems.

Sep 2021
Seed

Founder Contacts

30,000+ verified contacts

Fairfield, United States
$3.3M
raised

Horizon Energy Global offers oil and gas exploration and production services through carbon capture and sequestration projects.

Sep 2023
Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Manchester, United Kingdom
$45K
raised

We create stylish home automation, IoT devices that save energy and improve comfort. Globally active through Ovon Home and Ovon Technology.

Sep 2021
Seed

Founder Contacts

30,000+ verified contacts

Neumünster, Germany
$7.4M
raised

Flexibility-as-a-Service for Utilities and Grid Operators

Sep 2025
Seed

Founder Contacts

30,000+ verified contacts

Waterloo, Canada
$7.4M
raised

EnPowered helps businesses control their energy usage and costs.

Sep 2021
Seed

Founder Contacts

30,000+ verified contacts

Ivanhoe, Australia
$850K
raised

Hal Systems is a climate control company for commercial buildings.

Aug 2023
Seed

Founder Contacts

30,000+ verified contacts

Detroit, United States
$3.3M
raised

Pearl Edison is an internet marketplace company that specializes in home electrical and energy-efficiency projects.

Aug 2025
Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Stavanger, Norway

ClevAir quality assures indoor air quality while not wasting energy in commercial real estate. 15-35% savings

Aug 2021
Seed

Founder Contacts

30,000+ verified contacts

Grand Cayman, Cayman Islands
$13.5M
raised

Unblock is a climate technology company that offers a solution to mitigate emissions.

Jul 2025
Seed

Founder Contacts

30,000+ verified contacts

Vancouver, Canada
$1.0M
raised

Fibernx develops sustainable carbon fiber and carbon nanofiber materials for industrial and energy applications.

Jul 2025
Pre-Seed

Founder Contacts

30,000+ verified contacts

Gothenburg, Sweden
$526K
raised

SINOM is a web platform that provides a comprehensive approach to planning sustainable maintenance and renovations.

Jul 2025
Seed

Founder Contacts

30,000+ verified contacts

São Paulo, Brazil
$289K
raised

CUBi is a tech-based startup that aims to make electricity visible to managers and decision makers in the commercial and industrial sector

Jul 2021
Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Calgary, Canada
$2.1M
raised

CleanO2 is a microscale carbon capture solution platform for the commercial heating industry.

Jul 2022
Seed

Founder Contacts

30,000+ verified contacts

Walldorf, Germany

FuelSave is a disruptive energy efficiency enhancement company that provides innovative solutions.

Jun 2022
Seed

Founder Contacts

30,000+ verified contacts

Loveland, United States
$1.4M
raised

Advanced Thermovoltaic Systems specializes in the discovery of all temperature heat to power at a megawatt-scale.

Jun 2025
Pre-Seed

Founder Contacts

30,000+ verified contacts

San Francisco, United States

AICE Power develops autonomous subsea drones for monitoring and protecting critical infrastructure and underwater security operations.

Jun 2026
Pre-Seed

Founder Contacts

30,000+ verified contacts

London, United Kingdom
$1.0M
raised

Gyre Energy is a cooling platform technology that cuts costs for cooling intensive operators.

Jun 2025
Pre-Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Sydney, Australia

Enaxiom develops sustainable cooling technology that reduces energy and water use for AI data centres & industry.

May 2026
Seed

Founder Contacts

30,000+ verified contacts

Gdansk, Poland
$1.8M
raised

Creator of Percee - AI-driven Building Energy Optimization Management System (EMOS)

May 2022
Seed

Founder Contacts

30,000+ verified contacts

London, United Kingdom

Barocal is a refrigeration technology company that develops solid-state cooling and heating systems for efficient cooling.

May 2026
Seed

Founder Contacts

30,000+ verified contacts

Birkenhead, United Kingdom
$3.2M
raised

Armada Technologies created the world's first Passive Air Lubrication technology.

May 2024
Seed

Founder Contacts

30,000+ verified contacts

Gothenburg, Sweden
$2.0M
raised

Eneryield develops machine learning algorithms for advanced energy analytics.

May 2024
Seed

Founder Contacts

30,000+ verified contacts

Showing 1 to 25 of 108 companies

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108 Recently Funded Energy Efficiency Seed Startups (July 2026) | VCBacked