More than a Utility-Scale Energy Storage Systems Integrator

As an integrated company within Gransolar Group, Energy Storage Solutions, known as E22, appeared on the energy market scene towards the end of 2014 in the electrical market, by leveraging our engineering strengths production capabilities and blending the perfect combination of enthusiastic young engineers with experienced experts in power generation, product engineering and construction.

We strongly advocate the energy transition to decarbonization and efficient supply to the end consumer, and therefore provide storage solutions to our customers that are robust, cost-effective, long lasting, scalable and easy to build. The vanadium redox flow battery (VRFB) is our main technology and the constant development of products, our maxim.

To ensure our reliability, E22 products are verified and validated internally by recognized engineers and audited by third parties, all in conjunction with a flexible supply chain that includes our own BOP manufacturing facilities and competitive costs.

Our products are designed to deliver the
lowest total cost of installation along with industry leading reliability.