African Rainbow Minerals Ltd. is a mining and minerals company, which engages in mining and beneficiation of mineral ores; and production of manganese alloys. The firm operates through the following segments: ARM Platinum, ARM Ferrous, ARM Coal, and ARM Corporate. The ARM Platinum segment includes nickel. The ARM Corporate segment is comprised of ARM strategic services, exploration, corporate and other, and gold. The company was founded by Patrice Tlhopane Motsepe in February 1994 and is headquartered in Sandton, South Africa.