Cleantech Startups
5,220 companies tagged Cleantech, with their investors and founders.
eSkuad is a mobile platform for digitizing and automating field operations across supply chains, enabling workers in remote or low-connectivity areas to collect data, generate reports, and automate workflows without internet access. The company serves industrial operations including mining, forestry, ports, construction, and agriculture.
2 investors
EV Motors Japan (EVγ’γΌγΏγΌγΊγ»γΈγ£γγ³) develops and sells electric vehicles including EV buses, e-logistics vehicles, e-trikes, and green slow mobility, along with charging equipment and proprietary technologies such as active inverters and energy management. The company serves commercial and mobility customers in Japan.
2 investors
Evari Thermal manufactures miniature oil-free gas-bearing turbocompressors for heat pumps, aimed at improving heat pump efficiency across building heating and cooling, vehicles, refrigeration, healthcare, and industrial process heating. The technology originated as satellite compressor technology developed for NASA and is now being produced for consumer products.
2 investors
Ever.green offers high-impact renewable energy certificates (RECs) that fund new renewable energy and storage projects, and runs a tech-enabled marketplace to help buyers acquire clean energy tax credits and guide developers through monetization under the Inflation Reduction Act. It serves clean energy tax credit buyers and renewable project developers.
2 investors
EverDye develops biobased dyeing pigments and a low-heat, low-energy dyeing process aimed at reducing the carbon emissions, energy use, and toxic chemicals of textile dyeing. It targets fashion brands seeking more sustainable supply chains, integrating with their existing machinery and suppliers.
2 investors
EverCharge provides EV charging hardware and software using its SmartPower load-management technology to install more chargers on existing electrical infrastructure. It serves fleets, multifamily/condo buildings, and commercial sites with Level 2 and DC fast charging solutions, and operates as part of SK Group.
2 investors
Everstar develops AI systems for the nuclear energy industry, covering engineering, licensing, qualification, workforce training, manufacturing, construction, and plant operations to speed reactor deployment. Its products include Gordian, an AI backbone for nuclear work, and Titan, a manufacturing effort aimed at building 400 GW of nuclear capacity in America by 2050.
2 investors
Evodia is a Danish aroma company that uses precision fermentation with proprietary yeast strains to produce monoterpenes, the natural molecules behind flavor and aroma, as a sustainable alternative to plant-derived ingredients. Its Yops product provides customizable aroma blends for brewers, positioned as an alternative to hops in non-alcoholic and alcohol-free beer.
2 investors
Evoralis develops enzymes that depolymerise plastics such as polyester (PET), nylon, and elastane into their original building blocks so they can be recovered into virgin-quality polymers. It sells enzymes and licenses bioprocess know-how to plastic recyclers, waste management firms, and the chemical industry, serving fashion retailers, automotive, and packaging companies internationally.
2 investors
EVR Motors develops compact, lightweight electric motor technology based on a patented Trapezoidal Stator topology, offering higher power density and lower production costs than conventional RFPM motors. Its motors, including rare-earth-free options, serve automotive and industrial vehicle applications ranging from fully electric to mild hybrid systems.
2 investors
Evrnu develops technology to transform textile waste into recyclable fibers for apparel manufacturing, creating sustainable alternatives to conventional textiles without compromising quality or performance.
2 investors
EX4Energy develops "Public Power HUB," an information and communication platform designed to solve the interconnection problems of distributed energy resources. The company aims to enable a carbon-neutral world by addressing the connection and utilization of distributed energy.
2 investors
Exergy3 develops an electro-thermal energy storage system that converts renewable electricity from the grid into ultra-high-temperature, low-carbon heat for industrial use. Its modular, patent-pending technology serves clients ranging from SMEs to large industry seeking to decarbonise heat-intensive processes.
2 investors
Extantia is a venture capital firm that invests in climate technology companies working to decarbonize and re-engineer industries. It backs startups across areas such as the energy transition, battery technology, and industrial sustainability.
2 investors
Exterra Carbon develops metal extraction and processing technology for the mining industry, centered on ARC (Acid Regeneration Cycle), a proprietary system that recycles acids and bases used to extract metals from ore in a closed loop on-site. The company builds full processing flowsheets adapted to each commodity and ore type to reduce operating costs, minimize waste, and improve the viability of mineral operations.
2 investors
Faeger generates and sells agriculture-derived carbon credits, working with farmers, local governments, and agricultural cooperatives (JA) to implement decarbonization farming methods and produce traceable credits. It sells these credits to companies seeking to support regional agriculture and their own decarbonization, and also conducts R&D on crop yield improvement and climate adaptation, with a focus on Japan.
2 investors
FAST Metals recovers critical minerals β iron, alumina, titania, and rare earths β from industrial waste streams such as red mud, bauxite residue, and tailings using a low-temperature hydrometallurgical process that removes iron first, deployed via mobile modular skids at refinery sites. It serves alumina refineries and other waste producers by processing their liabilities, and supplies metals buyers seeking to diversify supply chains, with a focus on domestic (U.S.) critical mineral supply.
2 investors
feld.energy develops, permits, builds, and operates agrivoltaic (Agri-PV) solar installations on farmland, offering farmers turnkey systems with lease, revenue-sharing, or self-operation models to generate additional income while continuing agricultural use. It also markets Agri-PV projects as tax-advantaged investments and operates primarily in Germany.
2 investors
Ferrum Technologies develops a proprietary melter technology to produce zero-emission steel and cement at cost parity with conventional fossil-based production methods.
2 investors
FeX Energy develops iron-based thermochemical energy storage systems that convert electricity into sustained high-temperature heat up to 900Β°C for industrial applications. The containerized, modular technology stores energy in solid iron for multi-day periods, targeting industrial operators, remote sites, and grid-constrained locations requiring reliable process heat.
2 investors
First Light Fusion develops an inertial fusion energy architecture called FLARE that separates compression and fast ignition to lower the peak power needed for fusion, aiming for a simpler and lower-cost path to commercial fusion power. The company also generates near-term revenue by applying its high-velocity impact physics, materials, and testing capabilities to defence, space, and aerospace applications.
2 investors
Firstelement Exploration is an exploration company focused on finding and producing low-carbon geologic (natural) hydrogen at a lower cost than conventional grey and green hydrogen. It operates in the energy sector, targeting naturally occurring hydrogen resources.
2 investors
Flair makes smart vents, pucks, and controls along with its hvacOS software platform to manage home heating and cooling on a room-by-room basis, including for central HVAC systems, mini-splits, window ACs, boilers, and electric baseboards. Its products let homeowners automate airflow, temperature, and scheduling for balanced comfort and energy efficiency.
2 investors
FlowBelow makes aerodynamic products for trucks and trailers β including quick-release wheel covers, drive wheel fairings, and fender and slider kits β that reduce fuel consumption and emissions. Its products are sold to commercial trucking fleets and are available factory-installed on major truck brands such as Freightliner, Volvo, Peterbilt, and Kenworth.
2 investors