Top 10 Geothermal Energy startups

Updated: March 15, 2024

Geothermal energy is a clean, renewable resource that can be tapped by many countries around the world located in geologically favorable places. Geothermal energy can be harnessed from underground reservoirs, containing hot rocks saturated with water and/or steam.
1
Country: USA | Funding: $431M
Fervo Energy commercializes proprietary technology to own, develop, and operate geothermal assets as the dispatchable foundation to a 100% clean energy future.
2
Country: Canada | Funding: $365.3M
Eavor's solution, Eavor-Loop, takes a traditional niche energy source (geothermal) and makes it scalable by removing the need for either volcanic-type temperature or permeable aquifers.
3
Country: USA | Funding: $134.5M
Dandelion is an Alphabet spinout that develops geothermal heating, air-conditioning and cooling systems
4
Country: USA | Funding: $83M
Quaise is an energy company pioneering millimeter wave drilling technology to access deep geothermal energy.
5
Country: USA | Funding: $36.5M
AltaRock Energy focuses on the development of geothermal energy resources and Enhanced Geothermal Systems (EGS).
6
Country: USA | Funding: $22.6M
GreenFire Energy develops and deploys innovative technology to unlock the world’s largest source of continuous renewable energy.
7
Country: USA | Funding: $17M
Sage combines innovative approaches to heat harvesting with modern oilfield expertise and methodologies to enable geothermal energy anywhere in the world
8
Country: Canada | Funding: $5.8M
A deep-well advanced geothermal technology company and project developer, focusing on direct use opportunities.
9
Country: USA | Funding: $3.2M
Criterion Energy Partners is developing distributed energy projects to provide clean, reliable, always on energy using heat from the Earth
10
Country: Iceland | Funding: $751.1K
Loki Geothermal specializes in the production and service of geothermal equipment and is currently developing wellhead valves for high-temperature geothermal wells. The company's main objective is to develop equipment that is more reliable and easier to use than equipment that is currently available on the market.