Companies in the cleantech sector developing innovative solutions and technologies.
Explore 837 recently funded cleantech companies with verified founder contact information and fundraising data.
Fintech that provides a financing marketplace for energy efficiency projects
Erode AI helps businesses thrive in a changing climate with AI-driven, accurate weather forecasting tools.
SpongeBath develops a sponge holder that cleans and kills 99.99% of odor-causing bacteria in the kitchen sponge.
Ori Solution is a clean energy company that revolutionizes the conversion of kinetic fluid and gas energy to electrical energy.
RR is a tracking and trading platform for recyclable textile waste
Sunswap designs, develops, and manufactures batteries and solar-powered transport refrigeration units.
Zolar offers photovoltaic systems that homeowners can customize, compare, and order online at a fixed price.
Octa serves the circular economy and recycling of automobiles.
Brilliant Planet is a nature-based carbon capture and storage company.
Aeroseal is a climate tech company with a mission to shrink carbon emissions from buildings — as much as 1 gigaton of CO2 annually.
Developing scalable carbon removal solutions
Electra is a a clean iron company that uses a low-temperature, electrochemical-hydrometallurgical system to refine iron ore.
Anthro Energy is a battery technology company that uses polymer electrolytes to improve the safety and adaptability of lithium-ion cells.
Multifamily EV charging and energy management solution
Dufour Aerospace is an aviation company that developed aerobatic aircraft and focuses on developing next-generation electric aircraft.
Evoy designs and delivers powerful electric motor systems for boats that reduce environmental impact
Oonee builds, finances, and operates automated bike parking infrastructure that humanizes public spaces.
Sulapac brings solutions to the global plastic waste problem with biodegradable packaging innovation.
EnviCore is an R&D company that specializes in developing technologies that are essential for improving natural resource development.
Naturbeads is scaling up the technology to manufacture cellulose beads and replace plastic microbeads intentionally added to many products
Torngat Metals provides separated rare earth oxides based on its mine feed and recycled feeds, such as end of life magnets and motors.
TheStorage provides sustainable grid-scale energy storage that can discharge heat, steam, or CHP.
Certarus is a provider of low carbon energy solutions through a fully integrated compressed natural gas (CNG) platform.
Elemental is a non-profit investor focused on scaling climate solutions and social impact for all communities.
Carbon Upcycling develops technology to produce local, low-carbon cement materials from CO₂ emissions and industrial byproducts
The cleantech 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.
CleanTech 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.
The cleantech 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.
Here is how funding is distributed among the 837 cleantech companies tracked in the VCBacked database.
Companies in the cleantech 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.
Perfect for: B2B sales teams targeting cleantech companies, investors exploring sector opportunities, and service providers looking for funded companies ready to scale.
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