Top Greentech Companies (1,422)

The Arbor Day Foundation is a non-profit organization founded in 1972 with a mission to inspire people to plant, nurture, and celebrate trees, fostering a future where all life flourishes through the power of trees.

Redaptive redefines how energy and infrastructure projects are financed, delivered, and scaled, unlocking trapped value inside buildings and across portfolios through a new model called Infrastructure Monetization. Its programmatic approach replaces CapEx-heavy, reactive upgrades with scalable solutions that combine tailored financing, turnkey modernization, and measurable outcomes. Founded in 2015 and headquartered in Denver, Colorado, Redaptive empowers organizations to reduce risk,...

The World Resources Institute is a global research organization that works to improve people's lives, protect nature, and stabilize the climate by conducting research and informing policy.

Heart Aerospace is an aerospace manufacturer specializing in the development of hybrid-electric regional aircraft. Founded in 2018, the company's mission is to lower the cost of commercial aviation and create the fastest, most affordable, and sustainable transportation for regional travel globally. Their focus is on electrifying regional air travel through products like the ES-30 aircraft.

Divea is a Swiss clean technology company developing graphene membrane filtration systems to capture CO2 from industrial emissions, aiming to make carbon capture economically viable.

veritree empowers businesses to integrate verified restorative actions into their business model. Our technology provides transparency throughout the lifecycle of restorative projects, matches these projects with mission aligned corporate partners, and ensures the projects’ ongoing impacts are authentic and reported. Our platform provides these corporate partners with unique digital experiences for their customers to showcase the size and scope of...

Founded in 2008, Enlight Renewable Energy is a leading global renewable energy platform, delivering solar, wind and energy storage projects at scale. We develop, design, finance, construct, own and operate utility scale solar, wind and energy storage projects across the US, Europe and Israel. We act as both a greenfield project developer and a power producer, controlling the entire project life...

At NES, we partner with clients to provide comprehensive, customer-focused Environmental, Health, and Safety (EH&S) consulting and education solutions that ensure regulatory compliance while protecting your employees, the environment, and your bottom line.

Moon Five Technologies is a clean energy startup that develops renter-first electric vehicle (EV) charging solutions for multifamily buildings. The company provides a modular, network-independent charging system that is easy to install and maintain, utilizing a subscription model that enables property owners to offer dedicated charging stations to tenants without significant infrastructure changes, with the goal of decarbonizing the multi-family...

Skytree is a climate technology company based in Amsterdam that specializes in developing and manufacturing modular Direct Air Capture (DAC) systems. Their technology captures carbon dioxide from ambient air, providing a scalable, energy-efficient solution for carbon removal, greenhouse fertilization, and industrial applications. By engineering the CO₂ transition, Skytree enables businesses to transform captured carbon into a valuable, circular resource, supporting...

WWF-India is a conservation organization dedicated to building a healthy living planet for future generations, focusing on wildlife conservation and ecological balance.

EMR is a global metal recycling company that purchases, processes, and sells ferrous and non-ferrous metals. They serve various sectors, including industrial and manufacturing, and focus on sustainable recycling by transforming waste materials into valuable resources.

Econergy Group (TASE: ECNR) is a leading European Independent Power Producer (IPP) and active developer specializing in solar PV, wind, and energy storage projects across key European markets, including the UK, Italy, Spain, Romania, Poland, and Greece. With a robust project pipeline exceeding 8.2 GW in solar PV and wind and an additional 10.6 GWh in energy storage, we are...

Nevoya is a next-generation electric trucking carrier transforming logistics through AI-native operations, offering zero-emissions freight transport services with electric trucks and optimization technology.

BuildQ is the AI workplace for project development, finance, and management. We centralize project information, automate key workflows, and provide intelligent tools that make it faster and easier to plan, finance, and build renewable energy projects. Our platform supports teams managing multi-billion solar, wind, and battery portfolios — helping clean energy come online sooner.

Green Power International Limited (founded 2017) is a Kampala-based solar and water solutions company delivering high-quality solar power systems, solar water pumping, borehole drilling, solar street lighting and tailored installations for homes, businesses, institutions and larger projects across Uganda and Africa. The company focuses on reliable, cost‑effective and environmentally friendly solar technologies to expand energy access and water security, offering...

Baker Commodities, Inc. is a family-owned rendering and grease-recycling company (est. 1937) that collects restaurant grease and animal by-products, then converts them into commercial commodities — feed ingredients, tallow and feedstock for biodiesel. The company operates a nationwide network of facilities offering rendering, grease collection, trap pumping and environmental services with a stated focus on sustainability and waste-to-value solutions.

ClientEarth is an environmental charity and organisation of activist lawyers dedicated to protecting life on Earth. They use the power of the law to create systemic change, addressing pressing environmental challenges by informing, implementing, and enforcing the law.

We believe that applying science is the only way to solve the climate crisis. Scientific expertise is critical to both effective and efficient carbon management – yet it can be hard to access outside of the academic and public sectors. New research and technologies emerge every day in our nascent industry and it can be difficult to know what actions to...

Rhoic makes on-demand, on-site chemicals with a new class of programmable reactors using electric fields. These reactors produce critical industrial chemicals from abundant feedstocks like air and water without fossil fuel inputs or hazardous transport. Rhoic's near-term beachhead is the oxidizer supply chain for bipropellant spacecraft, specifically NTO, MON-3, and MON-25, which today flow from a single domestic source that...