Sir Martin Sorrell also said that Snap, scheduled to go public this week, can be a "third force" in advertising.
The story behind the failure of Kraft Heinz to win over the Anglo-Dutch giant.
Rep. Jeb Hensarling's memo, obtained by CNBC, listed among other things a commitment to "remove remaining nonbank SIFI references."
Snapchat is asking media buying agencies to move money to its platform to bolster its status with investors ahead of its IPO.
Trip Chowdhry of Global Equities Research said speculative traders who decide to play the IPO should get out in the first hour.
Martin Sorrell told CNBC on Tuesday said this figure was triple the original forecast and Snapchat could be a threat to Facebook.
Martin Sorrell admitted his predictions were "a little bit wanting" after expecting Hillary Clinton to win the U.S. election.
WPP CEO, Martin Sorrell looks at competition in business, while Tidjane Thiam, CEO of Credit Suisse talks about how society interprets big businesses.
Martin Sorrell, CEO of WPP, weighs in on the impact Trump will have on the U.S. and the future of WPP in Europe post-Brexit.
Thanks to mobile data, experts say companies like Google can find patterns in consumer behavior to predict what goods they may need.
Some of the names on the move ahead of the open.
On the heels of brands pulling their ads from Breitbart, some are questioning whether they want to be associated with controversial content.
European markets closed lower Monday as revelations over the weekend increased uncertainty over the upcoming U.S. presidential election.
Low growth is the biggest problem for profit making, the CEO of the world's largest advertising firm by revenues told CNBC.
WPP CEO, Martin Sorrell, reveals the main fear that could give him and the markets a fright. And it’s not the U.S. election outcome.
WPP CEO, Martin Sorrell, weighs in on the AT&T deal with Time Warner, and whether the telecoms company is set to overpay for the cable company.
WPP CEO, Martin Sorrell, talks about its data investment management division, and the challenges it currently faces.
Sir Martin Sorrell, CEO of WPP, says his company will place over $5 billion of media spending with Google in 2016, he told CNBC's Carolin Roth.
Speaking in London, Sir Martin Sorrell, CEO of WPP, comments on a new US report highlighting a lack of transparency in the Japanese media market.
Consolidation is inevitable and the proposed 2013 merger between Omnicom and Publicis failed for ‘social’ reasons, says WPP CEO Sir Martin Sorrell.