sPower, Now Part of AES Clean Energy, Closes Landmark Debt Financing for a 400 MWh Standalone Battery Storage Project in California Landmark financial deal for Luna Storage showcases standalone storage viability in pursuit of a more reliable grid News provided by Share this article Share this article ARLINGTON, Va., Feb. 8, 2021 /PRNewswire/ -- The AES Corporation (NYSE: AES) announced the closing of $154.2 million in non-recourse debt financing for Luna Storage, a 400-megawatt hour standalone lithium-ion battery storage project in the City of Lancaster, in Los Angeles County, California. The transaction was closed by sPower, an Independent Power Producer (IPP), in late December 2020. In early January 2021, sPower merged to become part of AES' clean energy business in the United States. The combined business represents one of the top renewables growth platforms in the country with the expertise to innovate customizable renewable energy solutions.