DDB and Needham Harper to form Omnicom. Original founders Stan Rapp and Tom Collins are generally credited with creating the format of what we now understand as direct marketing. The agency is a specialist

The combined healthcare marketing resources of Omnicom, WPP and Interpublic are larger by billings, but Publicis Health is the biggest single unit in the medical communications industry, having successfully

relations networks within the portfolio of marketing group Omnicom. Industry watcher The Holmes Report estimated fee income of $127m in 2015, putting the agency among the top 16 worldwide, but some way

PepsiCo hired Omnicom's Arnell Group agency to revamp Tropicana in 2008. That decision proved disastrous. Customers reacted badly to the new packaging designs, which were quickly withdrawn. That stumble

Omnicom Group Profile subscribers click here for full profile Omnicom is the world's second largest marketing services group, controlling an extensive collection of different businesses led by the

the main media brand within marketing services giant Omnicom, and principal component of Omnicom Media Group, it is closely associated with advertising networks BBDO, DDB and TBWA, although some business

sometimes over-bureaucratic mega-groups such as Omnicom or WPP. Yet so far there has been comparatively little attempt to woo clients at parent level by offering cross-group services, and MDC's revenues

a newly created joint venture between McCann and Omnicom's Goodby Silverstein agency. This steady erosion, accompanied by a lack of significant account wins eventually became too serious for Interpublic

owned MacManus began to face immense pressure from Omnicom, Interpublic and WPP, whose public status gave them access to far greater investment capital. One small consolation for MacManus was that it

elsewhere by the broader range of services offered by Omnicom and Interpublic. At the same time, creative output in the US had begun to suffer. The loss of United Airlines and of Burnett's lead role on