Stem Inc has won out in a competitive Request for Proposals (RFP) to manage a 345MWh fleet of commercial and municipal energy storage systems in Los Angeles, California.

Southern California Edison, one of the US’ top-ranking utilities for energy storage capacity already deployed, has signed contracts for seven more projects, totalling 195MW in its California service area.

California investor-owned utility (IOU) San Diego Gas & Electric (SDG&E) has contracted companies including RES, AMS and Enel Green Power to execute five energy storage projects totalling 85MW / 334MWh in its service area.