Fervo Energy
Delivering 24/7 carbon-free energy through development of next-generation geothermal projects.
216 employees · est. 2017 · Houston, United States
Quaise Energy
Unlocking the true power of superhot geothermal energy
71 employees · est. 2018 · Houston, United States
Fervo Energy is the older company (2017 vs 2018); Fervo Energy is the larger of the two.
Side-by-Side Comparison
| Metric | Fervo Energy | Quaise Energy |
|---|---|---|
| Founded | ||
| Founded | 2017 older | 2018 |
| Headquarters | ||
| Headquarters | Houston, United States | Houston, United States |
| Employees | ||
| Employees | 216 larger | 71 |
| Industry | ||
| Industry | Not tracked yet | Energy, Industrial, Manufacturing |
| Funding Stage | ||
| Funding Stage | Series E | Series B |
| Total Funding | ||
| Total Funding | $1.01B | $225.00M |
| Funding Rounds | ||
| Funding Rounds | 13 | 6 |
| Services | ||
| Services | Geothermal Energy Generation, Energy Technology Development, Renewable Energy Project Management, Environmental Health and Safety Consulting | Ultra-deep geothermal drilling, Superhot geothermal power generation, Energy infrastructure repurposing |
| Target Customers | ||
| Target Customers | Data Centers, Electricity Sector Providers, Renewable Energy Investors, Public Sector Supporting Clean Energy, Energy Policy Makers | Fossil fuel industry workforce, Energy utilities, Global industrial centers, Nations seeking energy independence |
| Taxonomy | ||
| Taxonomy | Carbon-free Energy, Next-generation Geothermal, Geoscience Innovation, Sustainable Energy Transition, Geothermal Power Development, Drilling Technology, Subsurface Analytics, Cost-competitive Geothermal, Proprietary Technology, Geothermal Asset Ownership, Energy Dispatchability, Clean Energy Future, Renewable Energy Commercialization | Superhot Geothermal Energy, Millimeter Wave Drilling, Geothermal Wells, Energy Security, Energy Independence, Terawatt Scale, High-temperature Drilling, Power Generation, Heat Distribution, Energy Innovation, Sustainable Energy, Fossil Fuel Industry Integration, Advanced Drilling Technology, Geographical Energy Expansion |
| Website | ||
| Website | fervoenergy.com | quaise.com |
About Fervo Energy
Fervo Energy, founded in 2017 and headquartered in the United States, is pioneering in delivering 24/7 carbon-free energy through cutting-edge geothermal projects. With a clear mission to leverage geoscience innovations, Fervo is pivotal in accelerating the shift toward sustainable energy. The compa...
About Quaise Energy
Quaise Energy, founded in 2018 and headquartered in the United States, is driving forward a groundbreaking shift in the energy sector by capitalizing on underutilized geothermal resources. With their slogan, "Unlocking the true power of superhot geothermal energy," Quaise is paving the way for globa...
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Funding, hiring, leadership and stack changes at Fervo Energy and Quaise Energy — by email.
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Compiled from the BounceWatch company index. We last looked at Fervo Energy on 2 Mar 2026, and Quaise Energy on 30 Mar 2026. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.
