Natrion develops U.S.-made battery materials and cell components, including its LISIC ceramic-polymer solid-state electrolyte and Active Separator, designed to improve battery safety and performance without requiring manufacturers to replace existing production equipment. Founded by battery materials engineers and supported by strategic partners, the company works with battery manufacturers and the U.S. Department of Defense on scalable technologies for next-generation lithium-metal, solid-state, and sodium-ion batteries.