Energy Vault Email Format
Renewable Energy Semiconductor ManufacturingCalifornia, United States51-200 Employees
Energy Vault is a mid-sized energy technology firm located in Westlake Village, California, focusing on large-scale storage solutions to support reliable, low-emission power systems. It pursues gravity-based storage alongside battery-based and green hydrogen storage approaches, all underpinned by an energy management and integration software platform that works with various hardware setups. The company targets utilities, independent power producers, and large industrial users, delivering customized short- and long-duration storage options designed to lower the lifetime cost of energy while preserving grid reliability. It also emphasizes environmentally conscious materials and the potential to repurpose waste materials within its solutions as part of a circular economy approach. Energy Vault operates within the renewable energy storage sector and positions itself to provide end-to-end storage capabilities for customers with broad, scalable needs. In 2026, the company expanded its facilities into Southern Africa and entered into an agreement with Eskom to deploy a gravity storage system at Hendrina Power Station, with plans to license, co-develop, and scale up to 4 GWh of long-duration storage across multiple member states.