Energy Vault Holdings, Inc. engages in the provision of energy storage solutions. The company is headquartered in Westlake Village, California and currently employs 142 full-time employees. The company went IPO on 2021-03-29. The firm's offerings include proprietary battery, gravity and green hydrogen energy storage technologies supporting a variety of customer use cases delivering energy system dispatching and optimization. Each storage solution is supported by its technology-agnostic energy management system software and integration platform. Its technology portfolio delivers customized short, long and multi-day/ultra-long duration energy storage solutions to help utilities, independent power producers and large industrial energy users. Its solutions include B-Vault, G-Vault, H-Vault and software solutions. Its software solutions include Vault-OS Energy Management System, Vault-Bidder, and Vault-Manager. Its projects include Calistoga Resiliency Center, Cross Trails Battery Energy Storage System (BESS), SOSA Energy Center, and McMurtre BESS.