Gordon Horsfield spent the principal part of his career at Price Waterhouse where he became Head of the UK Corporate Finance and Recovery division. Following the merger with Coopers and Lybrand in 1998, he was appointed Director of Operations of PricewaterhouseCoopers.

After leaving PwC at the end of 2002, he was subsequently appointed Executive Chairman of what was to become Drax Group, the Yorkshire-based power generator, leading it to a successful listing on the London Stock Exchange in 2005. He became non-executive Chairman of Drax Group in early 2006, a position he held until he stepped down in April 2008.