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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
$79.0M
Avg Funding
$3.2M
Cities
25

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Seattle, United States
$8.2M
raised

Ravel is a waste management company that offers purification recycling services for blended textiles.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

Mississauga, Canada
$646K
raised

Launch Bioindustries is a biotechnology firm that develops sustainable biomaterials using fermentation technology.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Wageningen, The Netherlands
$1.2M
raised

Greencovery helps food companies unlock more value from their side-streams by transforming them into high-value, upcycled ingredients.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

Miami, United States
$2.1M
raised

Faradyne Power Systems is a renewable energy company that provide solutions for complex energy problems.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

Rouen, France
$7.5M
raised

Olenbee provides fintech solutions that integrate employee benefits into everyday card spending, covering meal vouchers and gift vouchers.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Tübingen, Germany
$406K
raised

EveryCarbon uses organic waste to produce chemicals for high-performance polymers.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

Tokyo, Japan
$501K
raised

SUNSHIKI is a green tech startup that offers seaweed technology to develop seaweed-based products.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Stockholm, Sweden
$17.0M
raised

eComID provides AI-powered personalization and shopping technology for fashion brands.

Aug 2026
Seed

Founder Contacts

41,000+ verified contacts

Houston, United States
$875K
raised

e-HORUS provides energy solutions that help businesses optimize operations, improve efficiency, and support a more sustainable future.

Aug 2026
Seed

Founder Contacts

41,000+ verified contacts

Istanbul, Turkey
$500K
raised

Palgae uses algae to absorb CO2 from the atmosphere and stores it in the raw materials it makes.

Aug 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Minneapolis, United States
$2.6M
raised

Turn undervalued biomass into functional ingredients for the leading food and ingredient companies with patented NEXTRACT™ Technology.

Jul 2026
Seed

Founder Contacts

41,000+ verified contacts

San Leandro, United States
$2.0M
raised

Enables economic lithium production from low-grade resources previously considered infeasible, leveraging applied electrochemistry.

Jul 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Pueblo, United States
$3.3M
raised

Driven Plastics converts hard-to-recycle plastic waste into asphalt additives that improve road durability and reduce landfill waste.

Jul 2026
Seed

Founder Contacts

41,000+ verified contacts

Brisbane, Australia
$311K
raised

ESGagent.ai is an AI platform that provides automated ESG, gap analysis, real-time risk monitoring, and sustainability reports.

Jul 2026
Seed

Founder Contacts

41,000+ verified contacts

Zürich, Switzerland
$1.5M
raised

Treeless is a Vertical farming method that transforms waste into nanocellulose for sustainable construction and packaging.

Jul 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
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Stavanger, Norway
$6.0M
raised

Eqon is a technology company specialising in intelligent control systems for electrical heating, focus on reducing energy consumption.

Jun 2026
Seed

Founder Contacts

41,000+ verified contacts

Cronulla, Australia
$2.5M
raised

Coast 4C supports sustainable seaweed supply, combining community, commerce, conservation, and climate benefits.

Jun 2026
Seed

Founder Contacts

41,000+ verified contacts

Oxford, United Kingdom
$5.8M
raised

Caudal Energy develops bio-inspired tidal energy systems delivering predictable, low-impact renewable power from ocean currents.

May 2026
Seed

Founder Contacts

41,000+ verified contacts

Mauguio, France
$1.4M
raised

K‑Ren manufactures eco-friendly textile covers and floating docks to protect boat hulls from fouling without chemicals.

May 2026
Seed

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$6.3M
raised

Greenpixie is an award-winning provider of cloud emissions data and GreenOps, helping businesses reduce their emissions and save on costs.

May 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
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Malmö, Sweden
$349K
raised

Salt & Fiber turns washed-up seagrass into sustainable textile fibres.

May 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Sant Cugat Del Vallès, Spain
$2.4M
raised

FlexiiC is a deep-tech firm developing printed, flexible integrated circuits for sustainable IoT and smart packaging solutions.

May 2026
Seed

Founder Contacts

41,000+ verified contacts

Sydney, Australia
$1.8M
raised

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

May 2026
Seed

Founder Contacts

41,000+ verified contacts

Pasadena, United States
$2.5M
raised

StackHaus rebuilds disaster-resilient, non-combustible homes in Southern California under one fixed-price contract.

May 2026
Seed

Founder Contacts

41,000+ verified contacts

Jackson, United States
$1.5M
raised

Land and Carbon is climate solutions company that restores degraded lands with carbon solutions to capture gigatons of CO2.

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

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