Explore 289 cleantech startups that raised seed funding. Access verified founder contact information and fundraising data.
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Caplyzer develops and patented a new solution for water electrolysis.
SunGreenH2 is a deep cleantech company making electrolysers produce 2x green hydrogen using 30x lower precious metals and 10% lower energy.
CLHYNN is an industrial deep tech startup, offering the next gen. of decentralized electricity for mobility and stationary applications
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Altruistiq provides a platform that enables enterprises to automate sustainability data measurement, management, and exchange.
Reservoir provides smart heat pump water heaters with connected energy management and thermal storage.
VisioNing is a cleantech company that offers proprietary technology solutions for treatment and valorization of agro-industrial wastewater.
Enables economic lithium production from low-grade resources previously considered infeasible, leveraging applied electrochemistry.
Vortechs is an advanced recycling company that recycles most plastic and other hydrocarbon waste, in any mix.
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The supply chain platform reshaping how hardware is built, delivered, and serviced
X1 Wind is a disruptive floating platform developing a floating wind platform for deep waters.
Power‑Plant‑in‑a‑Box for EV, Data Centers | Green Energy Everywhere
W Platform is a company that captures, analyzes, and repurposes CO2 emissions.
Save Your Wardrobe is the global standard for end-to-end aftersales solutions, powering every service beyond the point of sale.
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URECA is a climate-tech startup whose mission is to make carbon offsetting accessible to everyone by utilising cutting-edge technology.
NanoSci develops patented light-powered nanotech for air purification, food preservation, and green hydrogen.
FuelSave is a disruptive energy efficiency enhancement company that provides innovative solutions.
Building Germany's off-grid EV charging network with hybrid solar & wind carports.
BEAM Technologies is an electronics company that focuses on designing and developing semiconductor sources of electricity.
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Synop develops a smart charging platform for commercial EV fleets.
Embedded trade-in platform for online stores. Merchants offer instant trade-in for store credit, SELLIT9 handles everything end-to-end.
Crowmie is the first investment platform in tokenize renewable energy projects.
$200B+ TAM | Raising Series A | 17 kt H₂/year Platform | Natural Hydrogen & Geothermal | Carbon-Negative | ESG Capital
Atium is developing a new generation of water treatment technologies for heavy metal removal.
Get verified founder emails, funding details, and company data for 289 seed cleantech companies.
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