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Executive Officers of the Registrant
Listed below are all of our executive officers, followed by a brief account of their business experience during the
past five years. Executive officers are normally appointed annually by the Board of Directors at a meeting of the direc-
tors immediately following the Annual Meeting of Stockholders. There are no family relationships among these offi-
cers nor any arrangements or understandings between any officer and any other person pursuant to which an officer
was selected.
Name
Age
Position
Stephen D. Milligan . . . . . . . . . . . . . .
49
President and Chief Executive Officer
Timothy M. Leyden . . . . . . . . . . . . . .
61
President, WD Subsidiary
Michael D. Cordano . . . . . . . . . . . . . .
49
President, HGST Subsidiary
Wolfgang U. Nickl . . . . . . . . . . . . . .
44
Executive Vice President and Chief Financial Officer
Mr. Milligan, 49, re-joined us in March 2012 as President of WDC as a result of our acquisition of HGST and
was appointed Chief Executive Officer effective January 2, 2013. He served as HGST's President from March 2009 to
December 2009 and as its President and Chief Executive Officer from December 2009 until our acquisition of HGST
in March 2012. From September 2007 to October 2009, Mr. Milligan served as HGST's Chief Financial Officer. From
January 2004 to September 2007, Mr. Milligan served as our Chief Financial Officer and from September 2002 to
January 2004, Mr. Milligan served as our Senior Vice President, Finance. From April 1997 to September 2002,
Mr. Milligan held various financial and accounting roles of increasing responsibility at Dell Inc. ("Dell"). Prior to
joining Dell, Mr. Milligan was employed at Price Waterhouse for 12 years, most recently as Senior Manager.
Mr. Leyden, 61, re-joined us in May 2007 and was appointed to the position of President of our WD subsidiary
on July 25, 2012. Prior to serving as President of WD, Mr. Leyden served as Chief Operating Officer from August
2010 to July 2012, Executive Vice President and Chief Financial Officer from September 2007 to August 2010, and
Executive Vice President, Finance from May 2007 to September 2007. From December 2001 to May 2007,
Mr. Leyden served in senior finance capacities at Sage Software Inc. and Sage Software of California, subsidiaries of
Sage Group PLC, a U.K. public company that supplies accounting and business management software to small and
medium-sized businesses, including as Vice President, Finance and Chief Financial Officer from December 2001 to
May 2004 and as Senior Vice President, Finance and Chief Financial Officer from May 2004 to May 2007. Mr. Leyden
previously served in various worldwide finance, manufacturing and information technology capacities with us from
1983 to December 2000.
Mr. Cordano, 49, joined us on March 8, 2012 in connection with our acquisition of HGST. Mr. Cordano was
appointed President of our HGST subsidiary on July 25, 2012. Prior to that, Mr. Cordano served as HGST's Execu-
tive Vice President, Sales & Marketing, and President, Branded Business, since April 2009. From February 2005 to
April 2009, Mr. Cordano served as Chief Executive Officer and co-founder of Fabrik, Inc., which was acquired by
HGST in April 2009. From 1994 to February 2005, Mr. Cordano served in various roles of increasing responsibility at
Maxtor Corporation, including as the Executive Vice President of Worldwide Sales and Marketing from April 2001
until February 2005, where he formed and managed the Branded Products Business Unit.
Mr. Nickl, 44, was promoted to Executive Vice President and Chief Financial Officer of WDC in August 2012.
Mr. Nickl previously served as the Company's Senior Vice President and Chief Financial Officer from August 2010 to
August 2012 and Vice President, Finance from October 2005 to August 2010. Prior to that, Mr. Nickl served as Vice
President, Worldwide Business Operations from May 2005 to October 2005, and as Executive Director, Worldwide
Business Operations from July 2003 to May 2005.
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