Ms. Harper joined the board of directors in July 2016 and serves on the Audit (non-voting participant) and Nominating and Corporate Governance (non-voting participant) committees, Technical Steering, and Health, Safety, Environment and Communities committees.

Ms. Harper serves as asset manager for Glencore’s North American copper operations and legacy sites. She began her career as a process metallurgist with the Finnish process technology provider Outotec and worked on mineral processing and water treatment designs and optimizations before moving into business and commercially-oriented roles with Outotec and subsequently Xstrata. She has held the position of asset manager with Glencore since 2013. Ms. Harper holds degrees in metallurgical engineering and business and is a member of the Chartered Professional Accountants of Ontario. She resides in Ontario, Canada.