The Knowledge Circles are assigned in accordance with the working groups (Technologies, Markets and Circular Economy) established in the Platform, as a previous step to identify the existing capacities in Spain. Laying the foundation to define in which links of the value chain are these capacities; detect which are the deficiencies and needs; and finally propose actions to compensate for the deficiencies and cover the detected needs. In this way, it will be possible to have a vision as close as possible to the real potential of innovation in the Storage value chain.