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Energy Tech Series B Founded 2020

Sage Geosystems

Sage Geosystems develops geothermal energy projects, operating in the renewable energy technology space with a focus on advanced geothermal systems. Founded in 2020 and headquartered in Bellaire, United States, Sage Geosystems has raised approximately $153.8M in Series B funding from investors including Nabors, Virya, Chesapeake, Helium-3 Ventures, Ignis Energy, Ormat, Carbon Direct Capital, Exa, and Alfa8. The…

📍 Bellaire, United States · Renewable Energy Tech,

Funding snapshot

Last roundSeries B
Amount$97M
Date21 January 2026
Total raised$154M

About

Sage Geosystems develops geothermal energy projects, operating in the renewable energy technology space with a focus on advanced geothermal systems. Founded in 2020 and headquartered in Bellaire, United States, Sage Geosystems has raised approximately $153.8M in Series B funding from investors including Nabors, Virya, Chesapeake, Helium-3 Ventures, Ignis Energy, Ormat, Carbon Direct Capital, Exa, and Alfa8. The company employs advanced drilling and reservoir engineering techniques to access geothermal energy from hot dry rock formations that lack natural permeability, expanding geothermal energy potential beyond traditional volcanic and tectonic regions. Sage Geosystems' technology enables baseload renewable power generation with minimal surface footprint, addressing the critical need for reliable, dispatchable clean energy that complements intermittent solar and wind power on the electrical grid.

Business model

Renewable Energy Tech > Geothermal Energy > Electricity Generation Systems,

Energy Storage Tech > Energy Storage System > Thermal > Pumped Heat

Institutional investors

Nabors Virya Chessapeake Helium-3 Ventures Ignis Energy Ormat Carbon Direct Capital Haas School of Business Exa Alfa8 Cubit Capital Siteground Capital Arch Meredith

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