Airengy Tech Ltd is an Israeli technology company specializing in long-duration compressed air energy storage. Headquartered in Yakum, Israel, and formerly known as Augwind Energy Tech Storage Ltd until its name change in February 2026, the company develops the AirBattery system. This technology stores surplus renewable electricity as compressed air in underground caverns for later release and power generation.
Airengy focuses on grid-scale applications to enhance renewable energy integration and grid stability. It has pursued European projects, including a collaboration with Nobian to evaluate feasibility in salt caverns in Denmark.
Also known as Augwind and Augwind Energy.
Pilot to assess storing surplus renewable electricity as compressed air in a Danish salt cavern for long-duration grid balancing and energy security.
