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Simon Ayat, Executive Vice President and Chief Financial Officer, since March 2007; Vice President Treasurer, February 2005 to March 2007; and Vice President, Controller and Business Processes, December 2002 to February 2005; Vice President Finance SchlumbergerSema, April 2001 to December 2002; and Oilfield Services Controller, September 1998 to April 2001.
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