Ellen M. Hancock, GSAS ’67, began her 29-year career at International Business Machines Corporation (IBM) in 1966 as a junior programmer. She advanced in the Communication Products Division and in 1985 became a vice president in the company. From 1986-1988 she was the president of the Communication Products Division. In 1988 she became the general manager of Networking Systems before also becoming the vice president of this department in 1991. In November 1992, she became senior vice president and later group executive of IBM. She left IBM in February 1995.
Hancock later joined National Semiconductor Corporation as executive vice president and chief operating officer and held these positions until May 1996. In July 1996, she started at Apple Computer Inc. as executive vice president for research and development and chief technology officer where she stayed until July 1997.
In March 1998 she began at Exodus Communications Inc. where she served as president, chief executive officer, and chairman of the board before leaving in September 2001.
In August 2005 she co-founded Acquicor Technologies, Inc. (later Jazz Technologies) and served as president, chief operating officer, chief financial officer, and secretary. Hancock left in June 2007.
Mrs. Hancock currently serves on the corporate board of Aetna, Inc. and Colgate-Palmolive Company. She serves as chair of the Institute for Advanced Catholic Studies and is a member of the Council on Foreign Relations and the Committee of 200 (Women Executives). Additionally, she is on the Board of Directors of the Pacific Council on International Policy and the non-profit venture catalyst Springboard Enterprises.
She is a member of the Board of Trustees at Santa Clara University and chair of the board at Marist College.