RedoxBlox

RedoxBlox is a clean energy startup based in San Diego, California, specializing in high-temperature thermochemical energy storage (TCES) systems. Founded on technology from Michigan State University, the company aims to decarbonize industrial heat and grid power by providing alternatives to fossil fuels that are lower-cost and higher-density than lithium-ion batteries. RedoxBlox was recognized as the 2024 MSU Startup of the Year and has received support from various investors, including Prelude Ventures and Khosla Ventures.

The company's TCES units store energy chemically and as sensible heat at high temperatures, offering advantages such as higher energy density, quick charging times, and modular construction for flexible deployment. RedoxBlox targets industrial sectors like chemicals, steel, and food processing for heat decarbonization, as well as grid storage and power generation, partnering with utilities and large energy consumers to deliver reliable, renewable-integrated solutions. The technology also supports applications like thermal desalination.