Great Northern Minerals Limited engages in the exploration and development of mineral properties in Australia and Finland. It explores for lithium, gold, and copper deposits. The company holds interests in the Finland lithium properties comprising the Sukula project that covers approximately 174.3 square kilometers and the Kuusisuo project that consists of approximately 362 square kilometers. It also holds interests in the Douglas Creek project situated in north Queensland Australia. The company was formerly known as Greenpower Energy Limited and changed its name to Great Northern Minerals Limited in October 2019. Great Northern Minerals Limited was incorporated in 1899 and is based in Perth, Australia.