Energy Dome Email Format
Services for Renewable EnergyLombardy, Italy51-200 Employees
Energy Dome is a Milan-based company operating in the Services for Renewable Energy sector, with 51-200 employees. It develops a thermo-mechanical energy storage technology that uses carbon dioxide to store electricity, offering high round-trip efficiency and suitability for large-scale long-duration storage. The system is designed to use readily available off-the-shelf equipment, enabling storage of large amounts of energy without site dependency and supporting grid regulation services and other utility-scale storage functions. The company has expanded its footprint internationally with facilities and projects in the United States (Arizona) and India, including a St. Johns, Arizona project with Salt River Project. Energy Dome has been recognized with industry awards and rankings, including the Long-Duration Energy Storage Company of the Year in 2025 and a 2026 placement as third globally among LDES companies in a Sightline Climate leaderboard.