The company welcomed investments from Toyota Ventures, Tenaska, Bangchak Corporation and other investors, in addition to the investments from its lead investors.

Ion Storage Systems manufactures high energy density, solid state lithium metal batteries that are intrinsically safe and require no external heating or compression. ION's patented battery design is nonflammable, enables fast-charging capabilities, provides wide operating temperatures, reduces volume and weight of the cells, and is compatible with current and next generation cathodes, including high voltage cathodes that are nickel and cobalt-free. The versatility of ION's technology allows it to design products for multiple markets including consumer electronics, electric vehicles, and grid storage customers.