Solid Power, Inc. develops solid state battery technologies for the electric vehicles (EV) and other markets in the United States. The company sells its sulfide-based solid electrolyte; and licenses its solid-state cell designs and manufacturing processes. It also produces and sells 0.2, 2, 20 ampere-hour (Ah), and EV cells. Solid Power, Inc. was founded in 2011 and is headquartered in Louisville, Colorado.