Customers

The Rondo Heat Battery is designed to integrate seamlessly into both existing and new facilities of all kinds.

  • Calgren Renewable Fuels

    This is the first commercial Rondo Heat Battery, providing long-duration energy storage at the world’s highest temperatures with industry-leading efficiency. This first-of-its-kind installation delivers heat as a service to lower the carbon intensity (CI) of fuel ethanol, paving the way for large-scale, cost-effective industrial decarbonization.