GroupM's response to allegations by ad veteran Jon Mandel of industry-wide secret rebates in the U.S. has come swift and strong.
"In the U.S., rebates or other forms of hidden revenue are not part of GroupM's trading relationships with vendors," said Rob Norman, chief digital officer at WPP's GroupM, in a statement Friday. "GroupM and its agencies have not sought nor received any rebates from U.S. media vendors or other parties with whom we do business on behalf of our clients. In other markets around the world, rebates are sometimes part of the buy-sell relationship between agency and vendor. GroupM returns those rebates to advertisers in compliance with and as required by our client contracts." Read more: http://bit.ly/17YvZbK