Japanese tech conglomerate Hitachi has bought the remaining 19.9% stake held in Hitachi Energy by its joint venture partner ABB.

Wisconsin utility Alliant Energy has announced plans to deploy two projects totalling 175MW/700MWh of battery energy storage in the midwestern state.

Gresham House Energy Storage Fund has seen its net asset value increase by 53.5% to £785 million (US$879 million).

Moxion, a mobile battery energy storage manufacturer, has closed Series B round with investors including Amazon and Microsoft climate funds.

Increase in battery storage announced by Green Mountain Power, the Vermont utility which was first in the US to deploy Tesla Powerwalls in virtual power plant.

CellCube has formed an R&D partnership in Australia in anticipation of establishing a presence in the country’s long-duration energy storage market.

Greece-based battery manufacturer Sunlight Group has secured a €140 million (US$136 million) loan for its manufacturing and R&D investments.

Gravity-based energy storage company Energy Vault has announced another battery energy storage deal, agreeing to work with US developer Jupiter Power for 2.4GWh of systems.

Greenko has selected Andritz to carry out electromechanical works on a pumped hydro project in Madhya Pradesh, India.

sonnen and Sunnova’s new business models aim to turn residential and distributed battery storage into key components of energy networks.