Harmony Gold Mining Co. Ltd. engages in mining and exploration of gold. It involves building mines, open-pit operation, sales and financial management, land rehabilitation, and mine closure. It operates through the following segments: Tshepong Operations, Moab Khotsong, Bambanani, Joel, Doornkop, Target 1, Kusasalethu, Masimong, Unisel, Mponeng, Mine Waste Solutions, and Hidden Valley. The company was founded on August 25, 1950 and is headquartered in Randfontein, South Africa.