Six Sigma Metals Limited engages in the exploration and development of mineral resources Australia and Botswana. It primarily explores for nickel, copper, gold, silver, tantalum, and lithium deposits, as well as platinum group metals. The company's tenement portfolio is located over the Limpopo belt on the eastern side of Botswana. The company was formerly known as Botswana Metals Limited and changed its name to Six Sigma Metals Limited in November 2017. The company was founded in 2007 and is based in West Perth, Australia.