Vault Minerals Limited engages in the exploration, mine development, mine operations and the sale of gold and gold/copper concentrate in Australia and Canada. The company operates through Leonora Operations (King of the Hills and Darlot operations), Mount Monger Operation, Deflector Region (Deflector and Rothsay operations), and Sugar Zone Operation segments. The company was formerly known as Red 5 Limited and changed its name to Vault Minerals Limited in September 2024. Vault Minerals Limited was incorporated in 1995 and is based in South Perth, Australia.