CleanTech & Climate Startups Directory

Browse our directory of CleanTech & Climate startups with AI-researched profiles, funding data, financial metrics, competitive analysis, and more.

All 14 cleantech & climate startups

Fervo Energy — Next-generation geothermal power using horizontal drilling and fiber optic sensing
Redwood Materials — Recycling and refining batteries to close the loop on the circular economy
Form Energy — Iron-air batteries for multi-day energy storage
Helion Energy — Commercial fusion power using field-reversed configuration technology
Crusoe — The energy-first AI factory company — vertically integrated, clean-powered AI data centers and cloud
Base Power — Whole-home batteries sold like a subscription — building the distributed power plant of Texas
Commonwealth Fusion Systems — The MIT-spinoff building SPARC, a commercial net-energy fusion power plant
Radiant — Mass-produced portable nuclear microreactors — the SpaceX way
Watershed — The enterprise climate platform — carbon measurement, reporting, and reduction for the regulatory er
Ki 13 — Low-temperature biomass electrolysis producing green hydrogen and biogenic CO₂ for synthetic fuels
Pacific Fusion — Building pulsed-power fusion power plants to deliver abundant, clean, firm energy
Torus — Legora for physical engineering firms
Orbital Industries — Using AI to discover materials for climate solutions.
Normative — Helping businesses measure and reduce carbon emissions.