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Eavor Geretsried Geothermal Breakthrough: Inside the Closed-Loop Energy Revolution, Drilling Challenges, and Path to Scalable Clean Power

The Geothermal “Holy Grail” Just Got a Reality Check: Inside Eavor’s Geretsried Breakthrough By: Robert Buluma   May 22, 2026 It’s not every day a deep-tech energy company publishes a detailed technical report that openly documents what went wrong on its flagship project—and still comes out looking stronger. That’s exactly what Eavor Technologies did with its Geretsried geothermal project in Bavaria, Germany. The result is unusually transparent: part technical post-mortem, part validation of a technology many have doubted for years. And the core message is simple. They built it. It works. But it wasn’t smooth. The short version Eavor is trying to solve one of geothermal energy’s hardest problems: how to produce reliable heat and power anywhere, not just in rare volcanic hotspots. Their claim has always been bold: a closed-loop geothermal system that is scalable, dispatchable, low-carbon, and independent of natural reservoirs. Critics have long argued it wouldn’t survive...

Kenya Set to Join the 1GW Geothermal Club

Kenya's Milestone: Joining the 1GW Geothermal Club with Alphaxioms Leading the Charge



Kenya is on the brink of achieving a groundbreaking milestone in the energy sector as it gears up to join the coveted 1GW Geothermal Club. This achievement not only signifies a significant leap in sustainable energy production but also solidifies Kenya's commitment to harnessing its geothermal potential for a greener future.


Geothermal energy has long been recognized as a reliable and environmentally friendly source of power, and Kenya has been at the forefront of tapping into its vast geothermal resources. With the ambitious goal of reaching 1 gigawatt of geothermal capacity, the country is set to make a substantial impact on its energy landscape.


One of the key players driving Kenya's geothermal success story is Alphaxioms. This dynamic company has played a pivotal role in the development and expansion of geothermal projects across the country. Alphaxioms has demonstrated a strong commitment to innovation, sustainability, and technical excellence, making it a leader in the geothermal energy sector.


As Kenya continues to invest in geothermal power, several other companies are contributing to the country's renewable energy journey. Here are some notable geothermal companies making waves in Kenya:


1. **Alphaxioms:** With a focus on cutting-edge technology and sustainable practices, Alphaxioms has emerged as a key player in Kenya's geothermal sector. The company's dedication to advancing geothermal projects has significantly contributed to Kenya's progress in achieving the 1GW milestone.


2. **KenGen (Kenya Electricity Generating Company):** As the main player in the Kenyan electricity generation scene, KenGen has been actively involved in geothermal exploration and production. The company has a proven track record of successfully implementing geothermal projects, making it a vital contributor to Kenya's renewable energy goals.


3. **GDC (Geothermal Development Company):** GDC is a state-owned entity mandated to spearhead geothermal exploration and development in Kenya. Working in collaboration with other stakeholders, GDC has been instrumental in identifying and harnessing geothermal potential, contributing significantly to the country's clean energy portfolio.


4. **Olkaria Geothermal Plant Operators:** Various operators at the Olkaria Geothermal Plant, such as Ormat Technologies and Toshiba, have been pivotal in the day-to-day operations and maintenance of the geothermal power plants. These partnerships highlight the collaborative efforts between local and international entities to ensure the efficient running of geothermal projects.


Kenya's journey to the 1GW Geothermal Club is not just a national achievement but a testament to the country's commitment to sustainable development. As Alphaxioms and other geothermal companies continue to drive innovation and investment in this sector, Kenya is poised to become a shining example of how geothermal energy can power a nation towards a cleaner, greener future.

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Eavor steps back from operator role in the Geretsried geothermal project

Eavor at the Crossroads: What Geretsried Really Tells Us About the Future of Closed-Loop Geothermal By Alphaxioms Geothermal Insights | May 13, 2026 For years, Eavor Technologies was the geothermal sector's most talked-about enigma. The company raised hundreds of millions of dollars, attracted backing from heavyweights including BP , Chevron , Helmerich & Payne , and Temasek , and made bold promises about a proprietary closed-loop technology that would quietly revolutionise how humanity extracts heat from the earth. But it rarely said much in public. The secrecy was, to many observers in the geothermal community, a feature rather than a bug — protecting intellectual property, managing competitive intelligence, buying time. Now, Eavor is talking. And what it is saying is worth listening to very carefully. In an exclusive interview published on May 13, 2026, by GeoExpro editor Henk Kombrink, Eavor's new president and CEO Mark Fitzgerald — who took the role in October 2025 ...

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Rodatherm Energy: The Refrigerant Gambit

By: Robert Buluma   Rodatherm Energy has done something no other geothermal startup has attempted at commercial scale: swapped water for refrigerant in a closed-loop system. The claim is 50% higher thermal efficiency than water-based binary cycles, achieved by circulating a proprietary phase-change fluid through a fully cased, pressurized wellbore. The company emerged from stealth in September 2025 with a $38 million Series A—the largest first venture raise in geothermal history. Lead investor Evok Innovations was joined by Toyota Ventures, TDK Ventures, and the Grantham Foundation. The engineering thesis is elegant. The execution risks are significant. This is an Alphaxioms examination of both. II. The Thermodynamic Distinction Every geothermal company you've covered moves heat using water or steam. Rodatherm moves heat using a fluid that boils and condenses inside the wellbore. In a conventional closed-loop water system (Eavor's model), water circulates as a single-phase liq...

Fervo Energy Is Sitting on a Lithium Goldmine: Why DLE + IPO Is the Billion-Dollar Move They Haven't Made Yet

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China's Supercritical CO₂ Geothermal Heating Breakthrough: What It Means for the World

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Zanskar Advances Arizona Geothermal Project as Arizona Oil and Gas Conservation Commission Approves New Wells

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Iceland Drilling Company Reveals Future of Deep Geothermal Innovation

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