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Seed Sustainability Companies

Explore 508 sustainability startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
508
Total Funding
$37.2M
Avg Funding
$1.5M
Cities
23

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Tokyo, Japan
$2.1M
raised

pHydrogen is an energy engineering firm that offers electrolyzers with earth-abundant resources using electrolyte engineering.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

São Paulo, Brazil
$885K
raised

Future Cow is a Brazilian cellular agriculture startup developing an innovative technology that produces real dairy milk without cows.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

Cupertino, United States
$200K
raised

Refiberd uses AI and hyperspectral imaging systems to enable intelligent sorting in textile-to-textile recycling.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

$3.4M
raised

Lumoview digitizes buildings in 2 seconds per room and empowers owners to improve their buildings and reduce CO2 emissions.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

Madrid, Spain
$1.1M
raised

Floatech develops high-performance silicon anodes for advanced technology industries.

May 2025
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Singapore, Singapore
$4.6M
raised

Gprnt is a green disclosure and data fintech platform launched by the Monetary Authority of Singapore

May 2025
Seed

Founder Contacts

41,000+ verified contacts

Wilmington, United States
$3.5M
raised

ClearLeaf uses patent-pending technology, organic certified in the EU and Japan, to control fungi and bacteria in agriculture.

May 2025
Seed

Founder Contacts

41,000+ verified contacts

San Jose, United States
$1.5M
raised

Regenerative Travel Marketplace

May 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Saint-mandé, France
$3.4M
raised

Kumulus develops and operates machines that turn air into fresh drinking water

May 2025
Seed

Founder Contacts

41,000+ verified contacts

Lewes, United States

Recepta offers a simple and scalable solution that automates the creation and collection of digital receipts for all card transactions.

May 2025
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Bergen, Norway
$1.4M
raised

Noemi Aerospace is building electric amphibious seaplanes, enabling zero-emission regional mobility. Cuting the cost of operating seaplanes.

May 2025
Seed

Founder Contacts

41,000+ verified contacts

Oudergem, Belgium
$964K
raised

SaaS, sustainability software

May 2025
Seed

Founder Contacts

41,000+ verified contacts

Singapore, Singapore
$969K
raised

Co-Axis is a platform that enables funders to get in touch with thought leaders, programs.

May 2025
Seed

Founder Contacts

41,000+ verified contacts

Bois-colombes, France
$478K
raised

Empowering companies to take control of their carbon emissions with our API-first Carbon Management Platform

May 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$500K
raised

Axitan develops a microalgae-production platform for the development of novel and safe products.

Apr 2025
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
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Fontainebleau, France
$346K
raised

Sensors & Data Analytics

Apr 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Vancouver, Canada
$2.6M
raised

Zero waste packaging platform.

Apr 2025
Seed

Founder Contacts

41,000+ 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

41,000+ verified contacts

Tallinn, Estonia
$1.0M
raised

Esgrid provides value-chain sustainability management solutions to medium-sized businesses and financial institutions.

Apr 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Paris, France
$395K
raised

Versant is an environmental analysis company that provides land identification for ecological compensation.

Apr 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
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Amsterdam, The Netherlands
$3.4M
raised

beSirius provides an AI-driven platform for managing sustainability data in industries.

Apr 2025
Seed

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$359K
raised

Phyta Biodesign is a sustainable architecture company developing artificial facade systems to provide habitats for critical species.

Apr 2025
Seed

Founder Contacts

41,000+ verified contacts

Mölndal, Sweden
$831K
raised

Recycling Glass Fibre Assets

Apr 2025
Seed

Founder Contacts

41,000+ verified contacts

Everett, United States
$160K
raised

Prolific Earth Sciences develops a field test that measures microbial biomass and provides the Fungal to Bacterial Ratio in soil.

Apr 2025
Seed

Founder Contacts

41,000+ verified contacts

Vantaa, Finland
$649K
raised

Kidre operates an online platform for buying and selling second-hand children’s clothes.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

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508 Sustainability Seed Startups (October 2026) — Page 5 | VCBacked