Tagged With GroupM

The world's biggest ad-buying firm has jumped on Google's woes by offering a tool to buy 'safe' YouTube ads

WPP has formed a new unit that wants to create a rival to Google, Facebook, and Apple ID

In the wake of report into non-transparent ad agency rebates, WPP is redrafting its media contracts

WPP's GroupM claims in a lawsuit that auditing company FirmDecisions is 'misusing' confidential information

GroupM's digital boss Rob Norman rips into the ANA report into media agency rebates

The chief digital officer of WPP's GroupM tells us why his company just acquired Google's digital media agency Essence