PolyMet Mining Corp. announced the appointment of Patrick Keenan as Chief Financial Officer of PolyMet effective June 15, 2017. Mr. Keenan succeeds Douglas Newby, who has served as CFO for nearly twelve years. Mr. Newby will continue to advise the company as President of Proteus Capital focusing on project finance and strategy. Mr. Keenan most recently served as Senior Vice President Finance and Treasurer at Newmont.