PolyMet Mining Corp., operating through its subsidiary Poly Met Mining, Inc., focuses on the exploration and development of natural resource assets. Its primary venture is the NorthMet project, a substantial polymetallic deposit. Located across approximately 4,300 acres in northeastern Minnesota, United States, this expansive site is rich in valuable mineralization, including copper, nickel, cobalt, gold, silver, and platinum group metals. The company, which was incorporated in 1981 and has its headquarters in Saint Paul, Minnesota, adopted its current name, PolyMet Mining Corp., in June 1998, having previously been known as Fleck Resources Ltd. Presently, PolyMet Mining Corp. operates as a subsidiary of Glencore AG.