John H. Hammergren

JOHN H. HAMMERGREN is Chairman, President and Chief Executive Officer of
McKesson Corporation. He has been a director of the company since July
1999. Hammergren was Corporate Executive Vice President, President and
CEO of the Supply Management Business for McKesson until he was named to
his current position. His previous responsibilities included the
pharmaceutical, medical, automation and outsourcing businesses of the
company. Hammergren joined McKesson in January 1996 to lead Health
Systems, a newly formed business unit focused on the pharmaceutical
supply management needs of institutions. Under his leadership, Health
Systems revenues grew from $1 billion to $5 billion in two short years.
Hammergren has a track record for creating shareholder and customer
value. Hammergren served for five years as president of the Medical
Surgical division of Kendall Healthcare Products Company of Mansfield,
Massachusetts, a leading medical device manufacturer, now a division of
Tyco International. From 1981-1991, Hammergren worked in a variety of
sales and management roles at Baxter Healthcare Corporation/American
Hospital Supply Corporation and Lyphomed, Inc., where he headed a
turnaround and sale to Fujisawa USA. Hammergren earned his BS in
Business Administration from the University of Minnesota and his MBA
from Xavier University.