Osisko Gold Group Inc. is a continental North American gold development company focused on past producing mining camps with district-scale potential. The Company’s objective is to become an intermediate gold producer through the development of its flagship, fully permitted, 100%-owned Cariboo Gold Project, located within the Company’s broader Cariboo regional land package in central British Columbia, Canada, which hosts numerous prospective exploration targets and provides opportunities for future discoveries. Its Cariboo project pipeline is complemented by the Tintic Project, located in the historic East Tintic mining district in Utah, U.S.A., a brownfield property with significant exploration potential, extensive historical mining data, and access to established infrastructure. Osisko Gold is focused on developing long-life mining assets in mining-friendly jurisdictions while maintaining a disciplined approach to capital allocation, development risk management, and mineral inventory growth.

Sean Roosen
Founder, Chairman and CEO
Mr. Sean Roosen currently serves as Executive Chair and CEO of Osisko Gold Group Inc. (“OGG”). He is also the founder and former Executive Chair and CEO of Osisko Gold Royalties Ltd from its inception in 2014 until 2023. Mr. Roosen has over 44 years of experience in the mining industry. He previously served as President, CEO and Director of Osisko Mining Corp (2003), where he was responsible for developing and executing the strategy that led to the discovery, financing and development of the Canadian Malartic mine. Canadian Malartic achieved commercial production in May 2011 and remains one of Canada’s largest gold-producing mines and among the largest globally. Mr. Roosen subsequently led efforts to maximize shareholder value through the C$4.3 billion sale of Osisko Mining Corp to Agnico Eagle Mines and Yamana Gold (2014), which also resulted in the creation of Osisko Gold Royalties through a spin-out transaction. Additionally, Mr. Roosen was a founding member of EurAsia Holding AG, a European venture capital fund.
Mr. Roosen was named Mines and Money Americas “Best CEO in North America” (2017) and has been recognized as one of the “Top 20 Most Influential Individuals in Global Mining”. Throughout his career, he has received recognition from numerous organizations for his entrepreneurial achievements, contributions to the mining industry and his leadership in innovative sustainability practices. He is a graduate of the Haileybury School of Mines.
Mr. Roosen remains an active participant in the resource sector and has contributed to the formation and development of numerous new companies engaged in mineral exploration and development in Canada and internationally.
NYSE: OGG, TSXV: OGG