Nostromo Energy is seeking an equity capital raise as part of getting a US$189 million loan guarantee from the US Department of Energy to roll out its cold energy storage solution.

Axiom Exergy, a US manufacturer of energy storage units that use stored energy for cooling buildings and produce, has netted close to US$8 million from investors including Shell’s venture capital unit and Tesla battery guru JB Straubel.

Genbright, a New England-based company specialised in developing clean energy systems, and distributed thermal energy storage provider Ice Energy announced a partnership last week that will help cut down on Nantucket’s peak energy demand using Ice Energy’s energy storage solutions.

More than a tenth of a 250MW energy storage procurement by utility Southern California Edison will comprise of Ice Energy’s Ice Bear units, deployed in partnership with NRG Energy.

The Southern California Public Power Authority (SCPPA), an organisation comprising the municipal utilities of 10 cities and one irrigation district, has ordered a potential 1MW of ice battery storage systems from Ice Energy.