Climate Tech Companies in California, United States
Climate Tech companies in California, United States — 10 published companys on Causeartist. This intersection archive is for researchers and founders who need a narrower slice than a single-sector or single-location listing. Profiles include impact models, certifications, and investor relationships where available.

Ampaire
Aviation technology company that develops hybrid-electric aircraft systems designed to make flying more.
AI & TechnologyClean EnergyClimate Tech

Aptera Motors
The world's first Solar Electric Vehicle that requires no charging for most daily use.
Clean EnergyClean TransportationClimate Tech
Beeflow
Technology-driven pollination solutions improving crop yields and agricultural resilience.
AI & TechnologyClimate TechEnvironment & Conservation

Charm IndustrialNew
Turning waste biomass into durable underground carbon removal.
Climate TechEnvironment & Conservation
Landi
Clean transportation technologies helping fleets reduce emissions and operating costs.
Built EnvironmentClean EnergyClean Transportation
Monarch Tractor
World’s first fully electric, driver-optional autonomous tractor for sustainable farming.
AI & TechnologyClean EnergyClean Transportation
Ulysses
Autonomous ocean robots for restoration, inspection, and stewardship.
Climate TechEnvironment & ConservationWater & Oceans
Watershed
Enterprise climate platform for measuring, reducing, and reporting carbon.
AI & TechnologyClimate TechImpact Finance

Zeno Power
Nuclear Batteries Powering the Frontier.
AI & TechnologyClean EnergyClimate Tech