E22 Energy Storage Solutions

Founded in 2014, E22 Energy Storage Solutions is a limited company headquartered in Chiva, Spain with approximately 51-200 employees specializing in Energy Storage.

E22 Energy Storage Solutions is a utility-scale energy storage systems integrator specializing in advanced energy storage solutions. The company designs, manufactures, and deploys vanadium redox flow batteries (VRFBs) and lithium-ion battery systems, along with integrated control systems for renewable energy applications. E22 provides complete energy management systems (EMS), battery management systems (BMS), and power control systems for grid-connected, isolated, and hybrid renewable installations. The company offers turnkey EPC services, O&M solutions, and energy storage technology for applications including peak shaving, demand response, backup power, and microgrid management. As part of Gransolar Group, E22 combines engineering expertise with manufacturing capabilities to deliver cost-effective, scalable storage solutions for residential, industrial, and utility-scale projects.