McKesson Corporation today announced that John H. Hammergren, chairman and chief executive officer (CEO), has decided to retire, effective March 31, 2019. McKesson’s Board of Directors has unanimously selected Brian Tyler, 51, currently president and chief operating officer (COO), to succeed Hammergren as CEO, effective April 1, 2019. Tyler will also remain as president.
November 1, 2018
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