Frontier Lithium Inc. engages in the acquisition, exploration, and development of mining properties in North America. Its flagship property includes the PAK Lithium project, which covers approximately 27,415 hectares comprising three mining leases and 1,258 contiguous mining claims located in northwestern Ontario, Canada. Frontier Lithium Inc. also holds interest in Spark Pegmatite project located in southeastern Ontario, Canada; and Pennock Pegmatite located in northwest Ontario, Canada; and Bolt Pegmatite located in Ontario, Canada. The company was formerly known as Houston Lake Mining Inc. and changed its name to Frontier Lithium Inc. in May 2016. Frontier Lithium Inc. was incorporated in 1995 and is headquartered in Val Caron, Canada.