PROSOL Invest Deutschland, a German startup manufacturing Li-ion (iron phosphate) storage for residential PV, attended Intersolar in California where it drew attention. It sold 1200 systems in GER+CHE+AUS in 2011. A 10 kWh system costs $18000.
ESN – According to ESA, FERC order 784 is a major win for storage.

Universities in England secured £3.3m to develop electrochemical storage research.