26 Aug 2014:
WPP's Sir Martin Sorrell warns that votes on independence and EU membership could harm businesses already affected by Ukraine and Middle East worries
26 Aug 2014:
Sir Martin Sorrell aims 45% of total revenue in next five years to come from new media and markets such as India, Brazil and China. By Mark Sweney
24 Aug 2014: Business agenda: WPP's high-profile founder is immediately recognisable. The same is less true of his more reticent colleagues on the board
Martin Sorrell, chief executive officer of WPP Group, talks to Mark Sweney at Ad Week Europe about Google v NewsCorp, the NSA revelations by Edward Snowden and the decline of 'legacy' print media
27 Feb 2014:
Sir Martin Sorrell's marketing services group benefits from strong UK performance in advertising, media and PR during 2013. By John Reynolds