WPP CEO Sir Martin Sorrell is the focus of an investigation into possible misuse of company assets and accusations of improper behavior, The Wall Street Journal reports. The high-profile ad ...

Sir Martin Sorrell, chief executive of WPP, was the keynote speaker at the spotlight event of to the Advertising Research Foundation's (ARF) annual Re:Think conference. And he used the occasion of the ...

S4 Capital, Sir Martin Sorrell’s advertising giant, recorded a sharp drop in revenue in its first-quarter trading update as geopolitical tensions weighed. The firm posted a 11.4 per cent slump ...

Sir Martin Sorrell, CEO of WPP, the world's largest advertising company, explained how Google — once a threat to advertising agencies — is now its biggest partner. WPP spent $5 billion of its ...

Just months after leaving WPP, Sir Martin Sorrell stunned the ad industry by setting up S4 Capital, merging it with MediaMonks and listing the group on the London stock market. In an exclusive ...

The Drum’s Gordon Young will be in conversation with industry legend Sir Martin Sorrell of S4 Capital to get his take on what 2025 holds for agencies – big, small and everything in between.

Sir Martin Sorrell has warned S4 Capital will feel the weight of global macroeconomic volatility into 2025 as losses at the London-listed marketing group widened significantly. In a statement ...

Sir Martin Sorrell, the CEO of WPP - which is the world's advertising largest advertising holding company and based in the UK - has said Britain voting to leave the EU has left him "very ...

British businessman Sir Martin Sorrell founded S4 Capital in 2018. S4 Capital, Sir Martin Sorrell’s advertising giant, recorded a sharp drop in revenue in its first-quarter trading update as ...

S4 Capital, Sir Martin Sorrell’s advertising giant, recorded a sharp drop in revenue in its first-quarter trading update as geopolitical tensions weighed. The firm posted a 11.4 per cent slump in net ...