What the Project Is
Storengy, a company of ENGIE, is a leader in natural gas storage and commits to the zero-carbon transition with 70 years of expertise in natural gas storage and the development of low-carbon energy solutions. The company is known for its innovative approach and robust infrastructure, backed by decades of experience and a strong track record. Storengy not only manages the largest network of underground storage sites in Europe but also actively pioneers new projects aimed at harnessing renewable gases. This includes the development of hydrogen storage projects in salt caverns – the Stublach GeoH2 project, the HyPSTER project, the StorgrHYn project, and the SaltHy project. These initiatives, which are designed to push the boundaries of energy technology, are turning concepts into reality… while ensuring industrial safety and energy security.
Main Benefit
Key figures and facts highlight the strong foundation of the projects, which are supported by:
- 1,000 employees
- 1st underground storage operator in Europe
- 21 storage sites in Europe: United Kingdom, France, Germany
- No.1 operator of storage solutions in Europe
- 95/100 Professional Equality Index
Innovation in Low-Carbon Energy Solutions
Innovation takes center stage at Storengy, where the commitment to designing and operating safe storage facilities merges with a bold vision for the future of energy. With 70 years of expertise behind its operations, Storengy is not only ensuring the security of today’s energy supply but is also stepping into the future by developing renewable solutions such as hydrogen storage in salt caverns. Projects like Stublach GeoH2 and HyPSTER are clear examples of Storengy’s daring steps towards integrating green technology. This forward-thinking approach, along with efforts to develop new geothermal energy solutions and to produce and store carbon-free energies like biomethane and hydrogen, means that every new initiative builds on the solid foundation of decades of experience – and opens up exciting prospects for tomorrow’s energy systems.
Commitment to the Zero-Carbon Transition
The projects are deeply embedded within a framework that addresses the climate emergency by providing flexibility, security, and reliability in energy systems. Storengy’s operations are a testament to a longstanding commitment to the zero-carbon transition – merging a vast historical expertise with cutting-edge research and development. Even as rapid innovations take place in the field of energy, the company remains grounded in ensuring industrial safety while optimizing and expanding its infrastructure. With each project, there is an ongoing effort not only to meet current needs but also to set up the groundwork for a renewable energy future that supports the transformation required by global climate change challenges… a delicate balance of tradition and innovation.
Expanding Expertise in Renewable Energies
Storengy’s approach to developing renewable energy solutions is multifaceted. The company’s operations span across 21 natural gas storage sites with a total capacity of 12.2 billion m³ in France, Germany, and the United Kingdom. Beyond conventional storage, there is an active drive to explore geothermal energy, which involves the production of heat, cold, and even electricity. The commitment to diversify energy sources is evident. It is this blend of tradition and leading-edge innovation that fortifies Storengy’s position as a key player, not just in natural gas storage, but also in the broader spectrum of carbon-free energy production. The projects embrace both the current energy demands and the future’s need for sustainable, secure, and reliable energy delivery.
European Outreach and Future Vision
A European footprint underscores the significance of Storengy’s initiatives. With official websites dedicated to Storengy Deutschland, Storengy France, and Storengy UK, the company exhibits a strong regional presence that is critical in today’s interconnected energy market. Storengy’s projects serve as bridges between established energy practices and future energy landscapes. Their growing network of underground storage sites, spanning across multiple countries, ensures that state-of-the-art technologies and innovative solutions are accessible and beneficial on a continental scale. The collective efforts, detailed press releases, and media reports not only affirm the company’s expertise but also highlight real-life achievements such as the recent completion of cycling tests for the HyPSTER project and leadership changes that aim to drive further innovation.
Project Impact
- SDG 7: Affordable and Clean Energy
- SDG 9: Industry, Innovation, and Infrastructure
- SDG 11: Sustainable Cities and Communities
- SDG 13: Climate Action
Looking Toward a Sustainable Future
The vision of Storengy extends well beyond maintaining the status quo. The company’s involvement in the development of hydrogen storage, geothermal energy production, and other renewable energy projects speaks of a deep commitment to environmental stewardship and forward-looking innovation. As Storengy continues to expand its 21 natural gas storage sites – and with plans already in motion to become Europe’s leading company for renewable gases – every initiative carries the weight of decades of expertise and the promise of a sustainable future. This balanced mix of legacy know-how and dynamic research provides essential support to regions in need of secured energy supply while paving the way for an adaptable, resilient, and greener energy system. The strategic projects, press releases, and public communications create a narrative of progress and shared responsibility – a narrative that inspires and enables progress towards carbon neutrality, sustainable community development, and a transformed energy landscape… marking a turning point in the journey toward a cleaner planet.





















