What they do:
The lightest electric aircraft motors in the world.
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HQ: Denver, CO, United States
Top Climate & Energy Startups
This list has 331 startups and was last updated on Oct 15, 2026. 38 of them are hiring right now. Biggest hubs: San Francisco (90), New York (15), and Los Angeles (12). Largest teams: Cruise, Aerones, and Oolu. Latest round: Circularity Fuels raised $8.79M (Oct 14, 2026).
Survival statistics →75 open roles →
331 startupsPage 2 of 10
What they do:
Lygos (W16) built and commercialized sustainable, high-performance…
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HQ: San Francisco, CA, United States
What they do:
Foundation models and autonomous chambers for plant biology
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Paces
Hiring
What they do:
Agentic AI for Power Projects and AI Infrastructure
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HQ: New York, NY, United States
Reach
Hiring
What they do:
Long range, wireless energy distribution that scales
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HQ: San Francisco, CA, United States
What they do:
Heart makes electric airplanes with an all-electric range of 250 miles
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HQ: Los Angeles, CA, United States
What they do:
Enterprise software to quantify cost-effective decarbonization…
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HQ: San Francisco, CA, United States
What they do:
We make EV charging as simple and reliable as LED lights
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HQ: San Francisco, CA, United States
Living Carbon
Hiring
What they do:
maximizing biomass on low quality land
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HQ: San Francisco, CA, United States
What they do:
Modular carbon capture
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HQ: Detroit, MI, United States
What they do:
Juicy marbles makes thick juicy and marbled plant based steaks.
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What they do:
Enterprise software for companies to track & reduce their carbon…
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HQ: Singapore
What they do:
All-electric seagliders for fast, affordable regional transportation
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HQ: North Kingstown, RI, United States
What they do:
Next-gen ingredients to decarbonize consumer products, starting w/…
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HQ: New York, NY, United States
What they do:
Carbon markets platform and solutions
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HQ: London, United Kingdom
What they do:
We make unmakeable proteins with radical advanced biomanufacturing.
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HQ: Edmonton, Canada
What they do:
Helping farmers maximize crop yield
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What they do:
Predictive battery management software for electrified fleets
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HQ: San Francisco, CA, United States
What they do:
Makes guilt-free plastics from food waste
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Charge Robotics
Hiring
What they do:
Robots that build solar farms
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HQ: San Francisco, CA, United States
What they do:
Engineering the future of chemistry for natural resource extraction
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HQ: Austin, TX, United States
What they do:
High-res hyperspectral pictures of Earth from space
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HQ: Edmonton, Canada
What they do:
Enabling li-ion batteries to charge ultra fast without compromising…
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What they do:
Advano is a battery technology company that improve the longevity of…
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HQ: New Orleans, LA, United States
What they do:
We use solar and wind power to make zero net carbon electrofuels
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HQ: Santa Cruz, CA, United States
Nira Energy
Hiring
What they do:
Software to find the best sites for renewables on the electrical grid
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HQ: Remote
What they do:
Software to prevent downtime in a solar plant
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HQ: Lausanne, Switzerland
What they do:
Decarbonizing the fashion industry
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HeyCharge
Hiring
What they do:
Low-cost, high-scale EV charging platform for apartments (and more).
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CarbonChain
Hiring
What they do:
We help companies automate the accounting of their carbon emissions
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HQ: London, United Kingdom
What they do:
We make carbon negative roads
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What they do:
Water risk mitigation for industrial sites
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HQ: San Francisco, CA, United States
What they do:
Underwater robotic vehicles that collect battery metals responsibly
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HQ: Los Angeles, CA, United States
What they do:
Traceable AI for billion-dollar infrastructure.
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dili
Hiring
What they do:
Automating Compliance for Construction
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HQ: New York, NY, United States
What they do:
Decarbonized heat and power cheaper than fossil fuels
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