Advertise on podcast: Geothermal Unleashed Podcast

Guest Speakers: The Western Energy Team — Tessa Williams, Technical Project and Logistics Coordinator; Toby Ryan, Technical Service Manager; and Ben Drew, International Business Development Manager. 🎙️Episode Highlights In this episode of Geothermal Unleashed, Elizabeth sits down with the Western Energy team to explore the state of geothermal development in New Zealand, their live wellbore scale cleanout and mitigation technology, and how the company is expanding its footprint beyond New Zealand. ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.

Guest: Alan Cohen, Technical Director, Gulf Offshore Research Institute & Susan Nash, Director of Innovation and Emerging Science and Technology AAPG Publication Date: May 3, 2026 🎙️Episode Highlights In this episode of Geothermal Unleashed, Elizabeth Cambre speaks with Alan Cohen and Susan Nash about the emerging opportunity to repurpose oil and gas infrastructure for geothermal. Alan opens with a major milestone: the Gulf Offshore Research Institute has been awarded $20 million over five years to convert Gulf of Mexico platforms into multi‑use clean‑energy hubs integrating geothermal, hydrogen, aquaculture, and critical‑minerals recovery. Susan then brings her deep expertise in geology, economics, and technology transfer to explain the practical realities of well conversion—from produced‑water heat and casing size to cement integrity, corrosion, and mineral‑estate regulations. She also highlights lessons from DOE‑supported pilots, including Oklahoma’s district‑heating project, and the growing role of AI in screening wells with incomplete or inconsistent data. Together, the conversation shows how thoughtful engineering and policy can transform aging hydrocarbon assets into scalable geothermal solutions both onshore and offshore. ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.

🎙️Episode Highlights Episode 50 features Jeff Spray, co founder of DTS, as he joins Geothermal Unleashed to share his innovative approach to enhanced geothermal systems (EGS). In this episode, Jeff walks through DTS’s single well geothermal concept designed to deliver up to 30 megawatts of baseload power from a single wellbore, explaining how it reduces parasitic losses, improves heat recovery, and challenges conventional EGS design. Drawing on decades of drilling and geothermal experience, Jeff offers insight into how new well architectures, fracture strategies, and reservoir management could significantly improve the cost and scalability of geothermal energy. ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.

Episode Highlights In this episode of Geothermal Unleashed, Elizabeth sits down with Brock Yordy, co founder of the Geothermal Drillers Association, to explore the rapidly evolving world of geothermal drilling and the critical need for professionalization, workforce expansion, and shared technical knowledge across the industry. Brock breaks down why the GDA was formed, the massive labor demand ahead, and how cross sector collaboration, from oil and gas to geo exchange, can accelerate geothermal deployment. He highlights the pressing need for training programs, safety standards, and modernized tools, while also emphasizing how technological innovations from power generation geothermal can strengthen shallow geo exchange development. Brock closes with an inspiring call for new talent to join the drilling profession, underscoring its vital role in shaping a cleaner, more resilient energy future. ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.

Episode Highlights In this episode, Elizabeth speaks with María Cristina Higuera Cardoza, founder of the Geothermal Cluster of Colombia and a key architect of the country’s first geothermal regulatory framework. Cristina explains Colombia’s significant geothermal potential, the companies pursuing early projects, and the crucial role of community and Indigenous engagement, especially near volcanic regions like Puracé. She describes why she created the Geothermal Cluster in 2025 to unite developers, industry, academia, authorities, and communities to accelerate real project development and support Colombia’s climate and energy security goals. Cristina closes by encouraging young professionals, especially women, to enter the geothermal sector with confidence and curiosity, emphasizing its importance for Colombia’s future ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.

In this episode of Geothermal Unleashed, Elizabeth sits down with Soren Soe, co-founder of CoilRig, to explore how compact coiled tubing drilling technology is transforming the rapidly growing shallow geothermal market. Soren shares his global engineering journey, from building rigs across Europe, China, and Australia to launching Coil ig and deploying its first units in North America. Together, they dive into the advantages of coiled tubing drilling, including major productivity gains, improved safety, automation-ready design, and its role in accelerating residential, commercial, and district scale ground source heat pump projects. Whether you're curious about next generation drilling tech, market trends, or the future of geothermal workforce innovation, this conversation offers a rare look into a technology poised to reshape the shallow geothermal landscape. ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.

🎙️Episode Highlights In this episode of Geothermal Unleashed, host Elizabeth Cambre sits down with Velemir “Monty” Veselinov, co founder, CTO, and CSO of EnviTrace, to explore how artificial intelligence and advanced computational tools are transforming geothermal exploration, subsurface modeling, and critical minerals discovery. Monty shares his unconventional journey from a family of geologists in Bulgaria, through his PhD in Arizona and two decades as a research scientist at Los Alamos National Laboratory, to co founding EnviTrace with the goal of accelerating innovation outside traditional institutional constraints. He explains how EnviTrace develops AI driven workflows to analyze complex geoscience datasets, from public USGS and DOE data to proprietary geophysical surveys, helping companies identify geothermal resources, assess carbon sequestration potential, and evaluate critical mineral prospectivity. The conversation dives into current projects, including induced seismicity analysis at Utah FORGE and The Geysers, as well as integrated geothermal–lithium prospecting in the Salton Sea and Great Basin. Monty discusses the evolving role of machine learning in geoscience, the challenges of data quality, the need for physics informed AI models, and the industry’s growing demand for professionals who can bridge geoscience and data science. He closes by emphasizing the importance of collaboration, data sharing, and workforce development, and previews EnviTrace’s upcoming 2026 workshop aimed at bringing researchers and industry together to tackle the next frontier of AI enabled geothermal innovation. ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.

In this episode of Geothermal Unleashed, host Elizabeth Cambre sits down with Spencer Jackson, founder and CEO of Critical Energy, to trace his remarkable journey from designing rockets at SpaceX to reimagining geothermal power. Jackson shares how his engineering background, spanning Falcon Heavy structures, Starship heat shields, and Raptor engines, inspired him to tackle climate change by innovating in clean energy. He explains Critical Energy’s vision for modular, factory-built geothermal power plants that can be deployed in weeks instead of years, leveraging metal 3D printing and repeatable manufacturing to slash costs and scale rapidly. The conversation highlights both the technical ingenuity and entrepreneurial drive behind Jackson’s mission to make geothermal a cornerstone of 24/7 renewable energy. ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.

Guest Speaker: William Fleckenstein, Co-Founder of GTO Technologies Recording Date: November 12, 2025 Publication Date: November 17, 2025 In this episode, Elizabeth Cambre interviews Will Fleckenstein, co-founder of GTO Technologies and a veteran in geothermal since 1988. Will shares his journey from drilling at the Salton Sea to pioneering advanced sleeve technology for Enhanced Geothermal Systems (EGS). The discussion covers breakthroughs in subsurface fluid control, challenges of high-temperature operations, and the evolution of geothermal toward smarter completions. Will emphasizes the importance of conformance, control, conductivity, connectivity, and cost, the five Cs, as key drivers for scaling geothermal. ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.

Guest Speaker: Alexander Richter, Founder and Strategic Advisor of ThinkGeoEnergy Recording Date: November 4, 2025 Publication Date: November 10, 2025 Episode 43 of Geothermal Unleashed features a compelling conversation between host Elizabeth Cambre and Alexander Richter, founder and strategic advisor of ThinkGeoEnergy. The episode explores Richter’s unconventional journey from law to geothermal, his founding of the leading global geothermal news platform, and the evolving landscape of geothermal communication, investment, and innovation. Richter shares insights on the sector’s challenges in public engagement, the importance of tailored messaging across regions, and the need for faster project development to align with political cycles. With reflections on trends, technologies, and the future of geoenergy, the episode underscores geothermal’s growing relevance in the global energy transition. ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.

🎙️Episode Highlights In Episode 42 of Geothermal Unleashed, host Elizabeth Cambre welcomes Maxwell Wilmarth, President and CEO of Maxwell Geothermal, for a rich conversation on hydrothermal systems, global field development, and the science behind power density. From drilling in the Andes to managing geoscience teams in Indonesia, Max shares two decades of experience and insights into the technical and economic realities shaping geothermal’s role in the energy transition. ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.

🎙️Episode Highlights In Episode 41 of Geothermal Unleashed, host Elizabeth Cambre welcomes Jessica Eagle-Bluestone, Tribal Engagement and Policy Associate at Geothermal Rising, for a compelling conversation on the intersection of geothermal energy and Indigenous communities. Jessica shares her journey from oil and gas to geothermal, emphasizing the importance of tribal sovereignty, education, and culturally sensitive engagement. The episode explores the challenges tribal nations face in developing geothermal resources—such as land ownership complexities and misinformation—and highlights promising projects. Jessica also discusses her work organizing the Indigenous Geothermal Symposium and the Pathways to Trust workshop, which aims to foster respectful partnerships between tribes and industry. ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.

🎙️Episode Highlights In this episode of Geothermal Unleashed, host Elizabeth Cambre welcomes Dr. Sharita Humphrey, CEO of EcoPower Source Inc, to discuss the groundbreaking GeoEcoHub™ project in Prairie View, Texas. From geothermal innovation and 6G integration to community resilience and economic empowerment, Dr. Humphrey shares her vision for transforming underserved communities through sustainable energy. Tune in for an inspiring conversation on the future of geothermal and how you can be part of the movement. ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.

In this episode of Geothermal Unleashed, host Elizabeth Cambre welcomes Yehonatan Fein, an ORC power plant expert, to dive deep into the world of Organic Rankine Cycles (ORC). Yehonatan shares his journey from a fresh engineering graduate to a seasoned geothermal professional, detailing his decade-long experience. ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.

🎙️Episode Highlights In this episode of Geothermal Unleashed, Elizabeth Cambre from Vallourec New Energies sits down with Steve Krase, CEO of Hephae, to explore the cutting-edge of high-temperature geothermal drilling. Steve shares insights into the development of Pandora210, Hephae’s breakthrough MWD system designed for extreme environments, and discusses the technical hurdles of drilling above 210°C. Hephae’s ambitious roadmap includes the launch of Rotary Steerable technology by 2026, aimed at revolutionizing directional drilling. The conversation also dives into Hephae’s strategic vision for scaling next-generation geothermal globally and recent funding milestones. With a global team and a culture rooted in innovation, Hephae is poised to redefine what’s possible in geothermal energy—paving the way toward a carbon-free, 24/7 energy future. ⚠️ Disclaimer The views, opinions, and content expressed in this podcast are solely my own and do not reflect the views or opinions of Vallourec or its affiliates. This podcast is not affiliated with, endorsed, or sponsored by Vallourec in any way. All discussions and information provided are for entertainment and informational purposes only.