Jennison Associates has hired Guillaume Mascotto as head of ESG strategy.

Mascotto will be responsible for strategy and the daily management of Jennison’s ESG activities, including research and integration of environmental stewardship, social responsibility, and corporate governance. The New York-based equities and fixed income manager with $241 billion AUM is an affiliate manager of PGIM.

He was previously head of ESG and investment stewardship for American Century Investments. He will report to Peter Clark, head of product and strategy.