Cox joined
Price Waterhouse in 1973 as a
chartered accountant, moving to
Lucas in 1977. From 1981 to 1988 he worked for small engineering and marketing companies. He was Chief Financial Officer at
Siebe from 1988-99. In 1999 he became Senior Vice-President of
Operational Planning at Invensys, in the same year that
Invensys was formed from Siebe merging with
BTR. In May 2000 he became
Chief Financial Officer at International Power when the company was formed, becoming CEO in December 2003 when David Crane left to join
NRG Energy. ==Honours==