Sage Geo Systems
Houston, US · Founded 2021 · Delaware corporation · 5 known investors
Sage Geosystems develops pressure geothermal technology to generate energy from the earth's subsurface heat, drawing on decades of experience drilling wells worldwide. The company operates in the geothermal energy sector, aiming to provide sustainable power generation.
Founders & leadership
Sage Geo Systems was founded in 2021 by Cynthia Taff.
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Cynthia TaffFounder
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Lev RinginNamed on SEC filing
Board
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William RestrepoBoard director
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Clay ShamblinBoard director
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Staffan QvistBoard director
Investors · 5
Reported raises · per SEC filings
Form D private placements$44.8M disclosed across 1 round · 2023
▶$44.8MraisedSep 2024 · 12 investors · Other EnergyRule 506(b)
▶$44.8MraisedSep 2024 · 12 investors · Other Energy
Rule 506(b)Officers, directors & promoters on the filing
- Lev RingExecutive Officer, Director
- William RestrepoDirector
- Cynthia TaffExecutive Officer, Director
- Staffan QvistDirector
- Clay ShamblinDirector
- Offering amount
- $55.5M
- Amount sold
- $44.8M
- First sale
- Dec 2023
- Incorporated
- Corporation, Delaware, 2021
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Competitors · 7
by search overlapXGS Energy33 shared keywordsXGS Energy develops a proprietary solid-state, closed-loop geothermal system that uses thermally conductive materials and a pipe-in-pipe heat exchanger to generate clean, round-the-clock power without dependence on water or specific rock geology. The company builds and finances gigawatt-scale geothermal power projects for energy infrastructure and data center customers.
Fervo Energy32 shared keywordsFervo Energy develops next-generation geothermal technology using advanced drilling and sensing techniques to unlock carbon-free, 24/7 power generation in previously uneconomic locations.
Inven27 shared keywordsInven provides AI-powered workflows for investment and consulting firms to automatically generate company materials such as market maps, financial profiles, and competitive landscapes from structured data. The platform serves management consulting firms and investment professionals who need to produce analyst-ready documents and decks at scale.
Eavor26 shared keywordsEavor is a geothermal energy company developing a closed-loop system (Eavor-Loop) that circulates a proprietary working fluid underground to produce baseload or dispatchable heating, cooling, and electricity. It aims to make geothermal energy scalable globally, with a full-scale demonstration facility near Rocky Mountain House, Alberta.
Dandelion Energy24 shared keywordsDandelion Energy designs and installs geothermal heating and cooling systems for homes, positioning geothermal as a primary heating and cooling solution for both new and existing residential buildings.
Quaise21 shared keywordsQuaise Energy develops ultra-deep geothermal drilling using gyrotron-powered millimeter-wave technology to reach depths up to 20 km and temperatures up to 500°C, aiming to build superhot geothermal power plants. The company repurposes existing oil and gas workforce, infrastructure, and supply chains to produce clean geothermal energy at scale.</parameter>
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Bedrock Energy21 shared keywordsBedrock Energy develops drilling technology and data algorithms for designing and installing geothermal borehole fields used for building heating and cooling. It serves real estate developers, building owners, and builders, offering end-to-end geothermal projects including design, drilling, and energy financing.
Companies competing with Sage Geo Systems for the same Google search keywords, organic and paid, via search-intersection analysis.
Frequently asked questions
- What does Sage Geo Systems do?
- Sage Geosystems develops pressure geothermal technology to generate energy from the earth's subsurface heat, drawing on decades of experience drilling wells worldwide. The company operates in the geothermal energy sector, aiming to provide sustainable power generation.
- Who founded Sage Geo Systems?
- Sage Geo Systems was founded by Cynthia Taff in 2021.
- Who are Sage Geo Systems's investors?
- Sage Geo Systems's investors include Carbon, Cubit Capital, Helium-3 Ventures, Launch Alaska Investment Fund, All Aboard.
- How much funding has Sage Geo Systems raised?
- Sage Geo Systems has disclosed $44.8M raised across 1 round.
- Where is Sage Geo Systems headquartered?
- Sage Geo Systems is headquartered in Houston, US.


