In the context of energy storage, project finance involves the use of various financial instruments and structures to fund the development, construction, and operation of energy storage projects. This may include debt financing, equity investment, and other forms. . This study investigates the issues and challenges surrounding energy storage project and portfolio valuation and provide insights into improving visibility into the process for developers, capital providers, and customers so they can make more informed choices. Energy storage project valuation. . This momentum is more than just a number—it reflects the growing recognition that energy storage is essential to building a modern, flexible grid. To keep this growth on track, the sector must adapt to a changing landscape. An estimated 387 gigawatts (GW) (or 1,143 gigawatt hours (GWh)) of new energy storage capacity is expected to be added globally from 2022 to 2030, which would result in the size of global ener ors and lenders will have to become familiar.