Ronald Williams will be retiring from the post of chief executive officer (CEO) of Aetna Inc. Nov. 29, the company says.
Mark Bertolini, 54, will take over fromWilliams, 60, as CEO that day, according to Aetna, Hartford (NYSE:AET).
Bertolini, who is now president and head of business operations at Aetna, will be elected to the company’s board around that time, the company says.
Williams will serve as an executive chairman for several months, and then retire in April 2011. The Aetna board intends to make Bertolini chairman when Williams retires, the company says.
Williams has agreed to serve as a consultant to Aetna until February 2012, the company says.