Alumina Limited, an Australian company established in 1970 and based in... Alumina Limited, an Australian company established in 1970 and based in Southbank, is a key participant in the international aluminum sector. Its primary operations are conducted through a 40% ownership stake in Alcoa World Alumina and Chemicals (AWAC), a joint venture engaged across the full bauxite-to-aluminum value chain, including raw material extraction, alumina processing, and metal production. Through AWAC, the company maintains a substantial global footprint, with bauxite mines and alumina refineries located in diverse regions such as Australia, Guinea, Brazil, Spain, and Saudi Arabia. Additionally, Alumina Limited holds a 55% majority interest in the Portland aluminum smelter situated in Victoria, Australia. The company also undertakes shipping and logistics activities. Historically, the entity traded as WMC Limited before officially adopting the name Alumina Limited in December 2002.
