We develop bankable energy infrastructure projects and build Green Baseload solutions.
Zero Terrain originates and develops large-scale energy projects that bring together the right partners, technology and capital to deliver reliable, long-duration energy infrastructure for society.
We work with local developers, technical experts, investors, utilities and industrial customers to turn energy opportunities into lasting, bankable assets.
Our reference development platform - Paldiski
500 MW ENERGY
LONG-DURATION STORAGE
UNDERGROUND INFRASTRUCTURE
EUROPEAN UNION
PCI PROJECT
From energy opportunity to bankable project
We advance opportunities through disciplined development, rigorous analysis and trusted partnerships that combine local access with giobal expertise.
Project Development
Green Baseload Solutions
Consortium Building
International Development
Latest News
Hydropower specialist Mike McWilliams has released a new report Global The Global Need for Underground Pumped Storage Hydro. The study examines the accelerating demand for...
Stockholm, 21 August 2025 – As the world accelerates towards electrification and renewable energy, securing reliable and scalable energy storage has become the foundation for...
Reliable renewable energy needs long-duration flexibility
Long-duration storage enables renewable electricity to be available when it is needed most. Pumped hydro storage is proven technology delivering multi-hour to multi-day flexibility for a resilient, affordable and low-emission energy system.
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Who we are
Our team is a diverse group of individuals who bring a wide range of skills, expertise, and perspectives to the table. Together, we collaborate seamlessly to tackle complex challenges and deliver innovative solutions that drive our collective success.
Technology
Pumped-hydro energy storage plants are the most favorable large-scale storage technology, which helps balancing the power system and enables to switch from fossil-based economy to renewable-based economy.
Energiasalv
Energiasalv is a 500MW underground battery to be built in Paldiski. When renewable energy is produced more than is consumed, Energiasalv stores renewable energy by pumping water from underground reservoirs into Paldiski Bay.
