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Series A Sustainability Companies

Explore 129 sustainability startups that raised series a funding. Access verified founder contact information and fundraising data.

Total Companies
129
Total Funding
$261.9M
Avg Funding
$10.5M
Cities
22

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Göteborg, Sweden
$8.5M
raised

Melt&Marble is a biotechnology company that creates designer fats and lipids through precision fermentation and microbial engineering.

Dec 2025
Series A

Founder Contacts

41,000+ verified contacts

Indianapolis, United States
$4.0M
raised

Athian enables producers of animal agriculture to monetize their sustainability efforts.

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

Brussels, Belgium
$7.0M
raised

Textile Disassembly, Textile Recycling, Ecodesign, Circular Fashion, Design for Disassembly, Sustainable Fashion

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

Cambridge, United Kingdom
$21.1M
raised

PACT designs Elegant materials produced in tune with the planet earth.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$13.4M
raised

Mondra is a data based insights platform enabling food companies to meet carbon neutrality goals, check performances, and drive profits.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Oxford, United Kingdom
$60.4M
raised

Wild Bioscience is a crop improvement company that provides carbon mitigation, yield enhancement, and farm productivity solutions.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

Berkeley, United States
$6.5M
raised

Bettani creates plant-based ingredients and products using data-driven technology and culinary expertise.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

Tokyo, Japan
$1.4M
raised

Nextage is an Agri-tech company that offers wasabi cultivation in a container.

Sep 2025
Series A

Founder Contacts

41,000+ verified contacts

Stockholm, Sweden
$3.7M
raised

Greenely provides an energy management platform for consumers to manage energy use and contribute to overall power system stability.

Sep 2025
Series A

Founder Contacts

41,000+ verified contacts

Sydney, Australia

Fair Supply provides supply chain ESG risk analytics, modern slavery due diligence, and Scope 3 insights for companies and investors.

Aug 2025
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Lake Forest, United States
$3.6M
raised

Therm offers a refrigerant carbon credit system for businesses to adopt climate friendly refrigerants.

Aug 2025
Series A

Founder Contacts

41,000+ verified contacts

Munich, Germany
$13.9M
raised

Tanso enables industrial companies to achieve their sustainability targets.

Aug 2025
Series A

Founder Contacts

41,000+ verified contacts

Tokyo, Japan
$5.0M
raised

Morus is a food technology firm that specializes in the research and development of sustainable protein and new food alternatives.

Jun 2025
Series A

Founder Contacts

41,000+ verified contacts

Berlin, Germany
$11.6M
raised

Build climate intelligent solutions powered by smart data

Jun 2025
Series A

Founder Contacts

41,000+ verified contacts

Torino, Italy
$900K
raised

AWorld is the leading innovative B-Corp driving positive-impact engagement and education.

May 2025
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
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Tartu, Estonia

Accelerating transition to sustainable farming via carbon credits and AI Consulting

May 2025
Series A

Founder Contacts

41,000+ verified contacts

Amsterdam, The Netherlands

Transforming CO2 supply

Apr 2025
Series A

Founder Contacts

41,000+ verified contacts

New York, United States
$12.0M
raised

Simplifyber is a creator of fully-molded garment and shoe uppers made directly from a cellulose-based liquid.

Apr 2025
Series A

Founder Contacts

41,000+ verified contacts

Paris, France
$16.4M
raised

Fairly Made is an environmentally friendly fashion provider dedicated to helping brands create a transparent procurement model.

Apr 2025
Series A

Founder Contacts

41,000+ verified contacts

Jersey City, United States
$12.5M
raised

Sourgum Waste provides sustainable waste management with easy online ordering and transparent pricing.

Apr 2025
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
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Fribourg, Switzerland
$14.7M
raised

Bloom Biorenewables is making biomass a true alternative to petroleum.

Apr 2025
Series A

Founder Contacts

41,000+ verified contacts

Palo Alto, United States
$18.6M
raised

Fourier is develops a modular and fully automated hydrogen production system.

Apr 2025
Series A

Founder Contacts

41,000+ verified contacts

Los Angeles, United States
$8.0M
raised

Topanga.io develops a reuse platform for sustainably-minded brands, restaurants, and consumers.

Mar 2025
Series A

Founder Contacts

41,000+ verified contacts

Tokyo, Japan
$1.3M
raised

Creattura is a Tokyo-based climate tech firm. We utilize technology and finance to support customers' decarbonization.

Mar 2025
Series A

Founder Contacts

41,000+ verified contacts

Amsterdam, The Netherlands
$17.5M
raised

Thorizon develops and deploys cutting-edge technology for molten salt reactors.

Mar 2025
Series A

Founder Contacts

41,000+ verified contacts

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129 Sustainability Series A Startups (October 2026) — Page 2 | VCBacked