Guy Desharnais

Guy Desharnais started his career in 2004 as an exploration geologist at Xstrata Nickel, primarily in Raglan. Subsequently, with SGS Geostat, he led a wide range of international projects, including resource estimates, economic evaluations, geometallurgical studies, and resource and reserve audits. Since 2017, Guy has been Vice President of Mineral Project Evaluations for OR Royalties in Montreal, where he evaluates development and producing mineral projects for their technical and ESG risks and opportunities. He was a member of the team that won Integra Gold's 2016 Gold Rush competition, which used geology, virtual reality, and machine learning to identify the most promising exploration targets. He was named a CIM Distinguished Speaker in 2017 for his insights on Resource Over-Estimation and Artificial Intelligence. In 2025, Guy's team won the Parker Challenge, an international competition for the resource estimation and classification of a gold project in Nevada. Guy is a member of t