Loyalist Exploration Limited engages in the acquisition, exploration, and development of mineral properties in Canada. The company primarily explores for gold, silver, nickel, and copper deposits. Its flagship properties include the Gold Rush property that consists of 41 contiguous mining claims located in Turnbull Township, Ontario; and the Loveland Nickel property situated near northwest of Timmins, Ontario. The company was formerly known as PNG Copper Inc. and changed its name to Loyalist Exploration Limited in October 2023. Loyalist Exploration Limited was incorporated in 2017 and is headquartered in Toronto, Canada.