Microgrid and energy storage project technology provider ENGIE EPS has said it cannot commit to a 2020 earnings target, although 2019 revenues showed a 29% increase on the previous year.

Softbank Group’s SB Energy subsidiary is among investors that contributed to a successful US$30 million Series C funding round for ESS Inc, a US-headquartered manufacturer of iron flow batteries that use a proprietary saltwater electrolyte.