Energy Vault Holdings, Inc. (NYSE: NRGV) ("Energy Vault" or the "Company"), a global leader in sustainable grid-scale energy storage and AI compute infrastructure solutions, today announced the successful completion of its previously announced acquisition of an 850 MW Battery Energy Storage System ("BESS") development portfolio in Japan from BayWa r.e. AG, a leading global renewable energy developer and independent power producer.

The closing of the transaction officially establishes Energy Vault's operational presence in Japan, one of the most attractive and structurally advantaged energy storage markets among developed economies. The acquisition provides Energy Vault with an immediate in-country platform, a premium project pipeline, and a highly experienced local development team with deep expertise in land rights, regulatory permitting, and utility interconnections — capabilities that are essential to scaling successfully in Japan's complex and rapidly growing energy storage market.