Skip to main content

Seed CleanTech Companies

Explore 289 cleantech startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
289
Total Funding
$146.6M
Avg Funding
$5.9M
Cities
24

Export 289 Seed CleanTech Companies

Get founder emails, funding data, and company details in one CSV

Start Free Trial

Recently Funded Companies

Export
Helsinki, Finland
$259K
raised

Ori Solution is a clean energy company that revolutionizes the conversion of kinetic fluid and gas energy to electrical energy.

May 2022
Pre-Seed

Founder Contacts

30,000+ verified contacts

São Paulo, Brazil
$1.7M
raised

Octa serves the circular economy and recycling of automobiles.

Apr 2022
Seed

Founder Contacts

30,000+ verified contacts

Tampere, Finland
$4.2M
raised

TheStorage provides sustainable grid-scale energy storage that can discharge heat, steam, or CHP.

Apr 2026
Seed

Founder Contacts

30,000+ verified contacts

Edinburgh, United Kingdom
$13.5M
raised

Exergy3 is a cleantech company that develops thermal energy storage solutions for industrial applications.

Apr 2026
Seed

Founder Contacts

30,000+ verified contacts

Oakland, United States
$2.5M
raised

Khemia Metals to replace critical metals with earth-abundant alloys to make lighter, cheaper, and more sustainable batteries.

Apr 2025
Seed

Founder Contacts

30,000+ verified contacts

Ready to Reach These Founders?

Get verified contact info for decision-makers at 289 funded startups

30,000+ verified emails
Unlimited exports
No credit card required
Dover, United States
$5.3M
raised

Bubble Robotics, a company focused on building advanced underwater robots.

Apr 2026
Pre-Seed

Founder Contacts

30,000+ verified contacts

Kraków, Poland
$255K
raised

Hydropolis is a tech start-up specializing in indoor vertical farming solutions.

Apr 2023
Seed

Founder Contacts

30,000+ verified contacts

Hong Kong, Hong Kong
$9.0M
raised

Avalon SteriTech is a cleantech company which offers disinfection technology solutions for public spaces.

Apr 2022
Seed

Founder Contacts

30,000+ verified contacts

Berlin, Germany
$11.5M
raised

Software that helps retailers track and cut carbon in real-time.

Apr 2022
Seed

Founder Contacts

30,000+ verified contacts

Turin, Italy
$796K
raised

PipeIn developes hardware and software solution for predictive maintenance of strategic pipelines.

Apr 2023
Seed

Founder Contacts

30,000+ verified contacts

Ready to Reach These Founders?

Get verified contact info for decision-makers at 289 funded startups

30,000+ verified emails
Unlimited exports
No credit card required
Mölndal, Sweden
$831K
raised

Recycling Glass Fibre Assets

Apr 2025
Seed

Founder Contacts

30,000+ verified contacts

Witney, United Kingdom
$1.1M
raised

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

Apr 2025
Seed

Founder Contacts

30,000+ verified contacts

Milan, Italy

Traent drives the digital transformation in Real Estate, bringing innovation powered by AI and a patended industrial blockchain.

Apr 2023
Seed

Founder Contacts

30,000+ verified contacts

Bath, United Kingdom
$148K
raised

Greener is a B2B sustainability matchmaking platform for food and drink SMEs.

Apr 2022
Pre-Seed

Founder Contacts

30,000+ verified contacts

Denver, United States
$2.0M
raised

Software for the modern solar provider

Mar 2022
Seed

Founder Contacts

30,000+ verified contacts

Ready to Reach These Founders?

Get verified contact info for decision-makers at 289 funded startups

30,000+ verified emails
Unlimited exports
No credit card required
Singapore, Singapore
$1.3M
raised

Carnotfleet provides plug-and-play hardware and software to convert non-refrigerated vehicles into temperature-controlled units.

Mar 2022
Seed

Founder Contacts

30,000+ verified contacts

Buenos Aires, Argentina
$2.2M
raised

growPack creates farm-to-market biomaterials and packaging.

Mar 2024
Seed

Founder Contacts

30,000+ verified contacts

Amsterdam, The Netherlands
$4.0M
raised

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

Mar 2024
Seed

Founder Contacts

30,000+ verified contacts

Goleta, United States
$37.5M
raised

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

Mar 2024
Seed

Founder Contacts

30,000+ verified contacts

San Francisco, United States
$5.6M
raised

Peltier is a platform powering a modular, IoT-connected cold-chain system for precise, sustainable temperature control.

Mar 2026
Seed

Founder Contacts

30,000+ verified contacts

Ready to Reach These Founders?

Get verified contact info for decision-makers at 289 funded startups

30,000+ verified emails
Unlimited exports
No credit card required
Wernigerode, Germany
$7.6M
raised

Litherm Technologies is a German deep‑tech startup focused on decarbonizing lime and cement production using fully electric kiln technology.

Mar 2026
Seed

Founder Contacts

30,000+ verified contacts

Cambridge, United States
$3.0M
raised

MacroCycle Technologies is a cleantech company that develops sustainable and zero-carbon plastic upcycling solutions.

Mar 2026
Seed

Founder Contacts

30,000+ verified contacts

Buenos Aires, Argentina
$2.0M
raised

Empowering Local Rare Earths with Modular Refining Innovation

Mar 2026
Seed

Founder Contacts

30,000+ verified contacts

Philadelphia, United States
$30.0M
raised

Voltify is a climate tech company that offers decarbonization solutions for the freight rail industry.

Mar 2026
Seed

Founder Contacts

30,000+ verified contacts

Naples, Italy
$239K
raised

Green fintech startup that provides a disruptive SaaS for digital receipt collecting Offline Market Big Data through an in-house AI model

Mar 2025
Pre-Seed

Founder Contacts

30,000+ verified contacts

Showing 76 to 100 of 289 companies

Ready to Connect with Seed CleanTech Startups?

Get verified founder emails, funding details, and company data for 289 seed cleantech companies.

Get Started - Access Contact Information

Join thousands of sales teams, investors, and service providers using VCBacked

289 CleanTech Seed Startups (August 2026) — Page 4 | VCBacked