Arcadium Lithium 

Arcadium Lithium plc produces lithium chemicals products in the Asia Pacific, North America, Europe, the Middle East, Africa, and Latin America. The company offers battery-grade lithium hydroxide, lithium carbonate, butyllithium and high purity lithium metal for electric vehicles, primary battery, greases and industrial, pharmaceutical, polymers, and aerospace applications. It also owns interest in various properties located in Argentina, Canada, and Western Australia. The company was founded in 1944 and is headquartered in Buenos Aires, Argentina. As of March 6, 2025, Arcadium Lithium plc operates as a subsidiary of Rio Tinto Group.