Sean Roosen is Chair of the Board of Directors and Chief Executive Officer of Osisko since June 2014. Prior to this, Mr. Roosen was the President and CEO of Osisko Mining Corporation. He has led the transition of Osisko Mining Corporation from a junior exploration company to a leading intermediate gold producer. He was responsible for leading the strategic development of the Company and was instrumental in securing the necessary financing to fund the development of the $1 billion Canadian Malartic Mine. Among other awards, Mr. Roosen was a co-winner of the Prospectors and Developers Association of Canada’s “Prospector of the Year Award” for 2007, and was named, together with John Burzynski and Robert Wares as “Mining Men of the Year” for 2009 by the Northern Miner. Mr. Roosen and its team also received the 2011 Ernst & Young Quebec Entrepreneur of the Year Award and the 2012 PDAC Viola R. McMillan Award for leadership in management and financing for the exploration and development of mineral resources. Mr. Roosen is a founder and Supervisory Board member of EurAsia Resource Holdings AG – a European based venture capital fund – and a director of EurAsia Resource Value SE. Mr. Roosen also sits on the Board of Directors of the following publicly listed companies: Astur Gold Corporation, Bowmore Exploration Ltd., Condor Petroleum Inc., Dalradian Resources Inc., Falco Resources Ltd. and Oban Mining Corporation. Mr. Roosen is a graduate of the Haileybury School of Mines and has had various progressive positions in the mining industry both domestically and internationally.