Concord New Energy and Alfa Laval have both invested in Alphabet spinout Malta, which is working on electrothermal energy storage systems for the grid.

US-based grid-scale energy storage technology developer Malta has secured $26m in a series A round that included renewable energy producer Concord New Energy and industrial product maker Alfa Laval.

The round was led by Breakthrough Energy Ventures, a clean energy investment fund led by the group of executives and entrepreneurs from the energy industry that make up the Breakthrough Energy Coalition.

Malta provides electrothermal energy systems that store electricity generated from wind, sun or fossil fuels as heat in molten…