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Sustainability Startups

Updated August 2026

Companies in the sustainability sector developing innovative solutions and technologies.

Explore 1,351 recently funded sustainability companies with verified founder contact information and fundraising data.

Total Companies
1,351
Total Funding
$480.7M
Avg Funding
$19.2M
Global Reach
8
countries

Top Cities for Sustainability

Singapore
Madrid
Hudson
Irvine
Brasil
Washington

Recently Funded Companies

Export
Singapore, Singapore

Where Data Integrity Meets Carbon Project Credibility

Jul 2024

Founder Contacts

41,000+ verified contacts

Madrid, Spain

Geodesic Innovations is a water saving and purification company that offers the services for disinfection and improvement of water quality.

$14.8M raised
Jul 2024

Founder Contacts

41,000+ verified contacts

Hudson, United States

Free Leafy Greens is a farming company focused on sustainable growing processes and safer farming practices.

$1.8M raised
Jul 2023

Founder Contacts

41,000+ verified contacts

Irvine, United States

Environmental infrastructure company focused transforming sewage into renewable resources, protecting public health and the environment.

Jul 2023

Founder Contacts

41,000+ verified contacts

Brasil, Brazil

Rentbrella is an umbrella sharing solution that enables urban mobility and delivers high impact brand activations in cities around the world

Jul 2023

Founder Contacts

41,000+ verified contacts

Washington, United States

Map Collective provides AI software for supply chain transparency, automated sustainability metrics tracking, & operational decision-making.

$20K raised
Jul 2023

Founder Contacts

41,000+ verified contacts

Canberra, Australia

GreenHybrid Solar is a green energy firm that specializes on creative solar solutions for a sustainable future.

$4.4M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Noosaville, Australia

Provectus Algae is a biotechnology company specializing in the optimization of algae to produce high-value chemicals and biologics.

$2.6M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Hastings, New Zealand

Mara Bio is a biotechnology company that provides fermentation-derived nutrient-rich food ingredients from industry by-products.

$1.0M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

West End, Australia

Blue Carbon focuses on ensuring environmental security for future generations by solving both the climate and biodiversity problems.

$413K raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Memphis, United States

Graphyte offers carbon removal services by utilizing a carbon casting technology.

$30.0M raised
Jul 2024

Founder Contacts

41,000+ verified contacts

Melbourne, Australia

Chargefox making electric vehicle charging stations.

$1.0M raised
Jul 2021

Founder Contacts

41,000+ verified contacts

Minneapolis, United States

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

$2.6M raised
Jul 2026

Founder Contacts

41,000+ verified contacts

Minneapolis, United States

Claros Technologies develops PFAS detection, testing, and destruction technologies for environmental remediation.

$55.0M raised
Jul 2026

Founder Contacts

41,000+ verified contacts

Durham, United States

Agerpoint® is an innovator in geospatial intelligence that develops technologies to digitize, analyze and comprehend natural environments

$200K raised
Jul 2026

Founder Contacts

41,000+ verified contacts

North Sydney, Australia

CleanPeak Energy offers clean energy solutions for commercial and industrial sectors, focusing on sustainability.

$328.5M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Bad Homburg, Germany

ECO Group is a home base for purpose driven eco-brands delivering products to more sustainable than the current standard.

$8.2M raised
Jul 2023

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Revalue Nature supercharge the world's leading nature-based carbon project developers.

$10.0M raised
Jul 2023

Founder Contacts

41,000+ verified contacts

Chicago, United States

Haylon Technologies is enabling a new class of ultra-efficient battery packs.

Jul 2023

Founder Contacts

41,000+ verified contacts

Hudson, United States

OutcomesX is the leading impact marketplace for buying and selling social outcomes, enabling social innovators to drive social progress.

Jul 2023

Founder Contacts

41,000+ verified contacts

Williamsburg, United States

Hydrus offers fast-acting, safe, surface-friendly disinfectants, and sanitizers made with pure water.

$825K raised
Jul 2021

Founder Contacts

41,000+ verified contacts

Dover, United States

Business platform for global sustainability compliance

Jul 2025

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Altruistiq provides a platform that enables enterprises to automate sustainability data measurement, management, and exchange.

$18.1M raised
Jul 2022

Founder Contacts

41,000+ verified contacts

Hamburg, United States

Aerovec is a renewable electrical energy provider developing small wind turbine technology.

$139K raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Raleigh, United States

Harpe Bio develops sustainable weed control solutions for organic and industrial agriculture.

$975K raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Showing 176 to 200 of 1,351 companies

About the Sustainability Startup Ecosystem

The sustainability sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.

Funding Trends in Sustainability

Sustainability companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.

Growth Outlook

The sustainability sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.

Sustainability Funding Breakdown

Here is how funding is distributed among the 1,351 sustainability companies tracked in the VCBacked database.

Average Funding
$19.2M
Total Funding Tracked
$480.7M
Countries Represented
8

Distribution by Funding Stage

Other25 companies

Top Cities for Sustainability

1.Hudson
2 companies$1.8M
2.Minneapolis
2 companies$57.6M
3.London
2 companies$28.1M
4.Singapore
1 companiesUndisclosed
5.Madrid
1 companies$14.8M

Related Industries

Companies in the sustainability sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.

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