Atlantic Lithium Limited engages in the exploration and development of mineral properties in West Africa. It primarily explores for lithium deposits. The company's flagship project is the Ewoyaa lithium project located in Ghana. It also holds interest in a lithium property covering an area of 774 square kilometers in Côte d'Ivoire. The company was formerly known as IronRidge Resources Limited and changed its name to Atlantic Lithium Limited in November 2021. Atlantic Lithium Limited was incorporated in 2007 and is based in Sydney, Australia.