WPP

WPP slashes revenue forecast as clients cut spend

WPP shares have crashed more than 10% after the world's biggest ad group cut its...

Omnicom appointed as MTN’s integrated global agency

After an intense pitch contest that was followed by another long wait, the suspense...

WPP, Omnicom, WPP CEOs urges calm as Trump wins US election

Donald Trump's surprise win in the U.S. presidential election has dominated headlines...