Enel has become the latest big name to spy opportunities in the commercial and industrial (C&I) energy storage space in Ontario, Canada, signing an agreement this week for its first project in the region.

In its home territory of Germany, energy storage provider Sonnen is making a play to replace utilities, but its business models in the US will instead emphasise cooperation with existing energy suppliers.

Australian energy provider MPower has been selected to deliver a grid-scale battery energy storage system in New South Wales that could save the local grid operator AU$1 million (US$0.78 million) a year in network upgrades.