Tharisa plc, an investment holding company, engages in the mining, processing, beneficiation, marketing, sale, and logistics of platinum group metals (PGM) and chrome concentrates in South Africa, China, Singapore, Hong Kong, Australia, Japan, and internationally. It operates through four segments: PGM, Chrome, Agency and Trading, and Manufacturing. The company's PGM basket includes platinum, palladium, rhodium, gold, ruthenium, iridium, nickel, and copper.