Gore Street Energy Storage Fund PLC (<a href="https://www.londonstockexchange.com/stock/GSF/gore-street-energy-storage-fund-plc/company-page" target="_blank">LON:GSF</a>) has energised its 200-MW /400-MWh Big Rock energy storage project in California, taking its total energised capacity to 621.4 MW/792.1 MWh across five grids (Great Britain (GB), Ireland, Germany, Texas and California).