Gagné joined Hammerson as chief executive in November 2020, bringing extensive experience in real estate investment and global property markets combined with strong strategic, operational leadership and financial management skills. Prior to joining Hammerson, Gagné was at Ivanhoé Cambridge, most recently as president of growth markets, responsible for $7.6bn (£5.9bn) of real estate assets across Asia Pacific and Latin America. Having joined in 2006, Gagné held a variety of positions, including executive vice-president of global strategy, portfolio management and investment funds, tasked with developing, leading and executing the investment strategy in Asia and Latin America. Gagné is a non-executive director of Value Retail.