OMD, Carat and Mindshare will be among those fighting for the business.
Brian Whipple and David Droga share plans after the consultancy juggernaut bagged the creative powerhouse.
The iconic agency will live as part of Accenture Interactive.
The latest post means the end of a mammoth underground race to become the first to monetise the account.
"Father of direct marketing" created a trillion-dollar industry.
At CES, the executive chairman told of plans to capitalise on adland's transformation as S4 Capital continues to build out its armory.
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