John H. Hammergren

Overview

Mr. Hammergren, age 48, was named Chairman of the Board effective July 31, 2002 and was named President and Chief Executive Officer of the Company effective April 1, 2001. He was Co-President and Co-Chief Executive Officer of the Company from July 1999 until April 2001. He was Executive Vice President of the Company and President and Chief Executive Officer of the Supply Management Business from January 1999 to July 1999, Group President, McKesson Health Systems from 1997 to 1999 and Vice President of the Company since 1996. He is a director of Nadro, S.A. de C.V. (Mexico) and Verispan LLC, entities in which the Company holds interests, and a director of the Hewlett-Packard Company. He has been a director of the Company since 1999.