Business Wire

Energy Vault’s 100 MW AI Infrastructure Project in Sardinia Receives Italian Government Designation as Project of Pre-Eminent National Strategic Interest

Business Wire

Proposed by the Minister of Enterprise, Made in Italy and with the support of the Autonomous Region of Sardinia, the Council of Minister's designation represents a major development milestone and establishes an accelerated administrative approval pathway for the investment program and "time to power"

Digital Vault Sulcis, the government-designated program, includes an initial AI data center of ~30 MW over the next 24 months, integrated with renewable energy generation and storage, within a broader campus designed for phased expansion to 100 MW+ of total power capacity

Digital Vault Sulcis extends Energy Vault's Build, Own & Operate strategy into next-generation AI infrastructure in Europe, combining powered land, energy infrastructure and AI compute capacity with strong and recurring expected cash flows over the long term

WESTLAKE VILLAGE, Calif., September 01, 2026--Energy Vault Holdings, Inc. (NYSE: NRGV) ("Energy Vault" or the "Company"), a global energy infrastructure company supporting grid reliability and next-generation AI and high-performance computing infrastructure, today announced that the Italian Council of Ministers has designated the Digital Vault Sulcis investment program as being of pre-eminent national strategic interest, on the proposal of Minister of Enterprises and Made in Italy Adolfo Urso, and with the support of the President of the Autonomous Region of Sardinia, Alessandra Todde.

The designation represents a significant development milestone for Digital Vault Sulcis, recognizing its strategic importance to Italy's digital infrastructure and industrial development while providing an accelerated pathway through the remaining administrative and authorization process. Following the Council of Ministers' decision, a special Government Commissioner is expected to be appointed, in coordination with the relevant regional authorities, to coordinate administrative activities and support accelerated implementation of the program, including the path toward the required single authorization.

The government-designated program includes an Edge AI data center of up to approximately 30 MW, integrated with renewable energy generation and storage infrastructure at the Carbosulcis former coal mining complex in Nuraxi Figus, Sardinia. Energy Vault's broader Digital Vault Sulcis master plan is designed for phased expansion, beginning with approximately 30 MW of AI-focused IT capacity and scaling over time toward approximately 50–60 MW of IT capacity and up to 100 MW of total site power capacity.