Deanna Mulligan will take over as chief executive officer (CEO) of Guardian Life Insurance Company of America July 1, the company says.
Guardian, New York, promoted Mulligan to president and chief operating officer in October 2010 and announced at that time that it planned to make Mulligan CEO in mid-2011.
Mulligan will succeed Dennis Manning.
Manning will continue to be the executive chairman until Feb. 1, 2012, and then retire, the company says.