PolyMet Mining Corp. announced the appointment of Glencore senior executive Peter C. Freyberg to the board of directors. Mr. Freyberg currently serves as the head of industrial assets for Glencore. His is one of three Glencore seats on the board. Mr. Freyberg’s career has centered on mining operations and projects, working first at Anglo American Corporation in South Africa, followed by leadership positions at Rio Tinto operations in Indonesia, Australia and South America. He joined the Glencore coal assets business in 2000 and transferred to Xstrata in 2002 when Glencore sold its coal assets to Xstrata. The company also announced that Mike Ciricillo will step down from the board effective immediately. Mr. Ciricillo had served on the board since July 2017.