Top 100 Climate Tech Companies 2026

Nuclear fusion energy company developing compact, low-cost fusion reactors using sheared-flow-sta...

AMP Robotics is changing the face of recycling with high-speed guided robotics.

The Boring Company creates safe, fast-to-dig, and low-cost transportation, utility, and freight t...

Electric vehicle manufacturer and clean energy company

Heirloom is restoring balance to our atmosphere by capturing CO2 from the air through engineering...

Heart makes electric airplanes with an all-electric range of 250 miles

Dandelion is a residential geothermal company that offers homeowners clean and cost-saving heatin...

Watershed is a software platform that helps companies get to zero carbon fast.

Developer of 20 MWe small modular nuclear reactors for clean, affordable baseload power at scale.

Simplify the Management of Renewable Energy Assets We offer purpose-built technologies and servic...

CuspAI is a frontier AI company pioneering the discovery of breakthrough materials to power human...

A renewable energy transaction platform connecting C&I power buyers to PPAs from utility-scale wi...

Charm Industrial focuses on carbon removal and bio-oil production from biomass.

A mining company powered by technology, eliminating waste and creating sustainably produced metal...

Connecting investors with great commercial solar projects

Sunday is a one-stop shop for your outdoor home.

Hydrosat tracks the health of every plant, everywhere, every day.

World's First Mobile Electric Vehicle Charging Network

Protecting the grid today, preparing the grid for tomorrow

Robotics for wind turbine maintenance.

Sustainability management platform helping enterprises track and improve ESG compliance

Makers of molecular spirits

Capturing the highest resolution satellite imagery

cylib is on a mission to revolutionize how lithium-ion batteries are recycled in Europe, making t...

A carbon MRV solution for energy and hard-to-abate sectors