The business, estimated to be worth US$100 million in Asia, will support the launch of the media agency brand in Korea, Hong Kong and Japan. In some markets, such as Indonesia, Carat will handle the account until the Vizeum brand is established.
Fox awarded buying duties for the US and Australia to ZenithOptimedia.
Reports say Fox planned to consolidate the business into a single agency, but reconsidered after resistance from local marketing teams in Asia who insisted on working with agencies of their own choice.