February 25, 2013 The “Big 4” Leave a comment 4 main advertising and marketing holding groups exist, these are: Omnicom Group Interpublic Group Inc Wire and Plastic Products Group Publicis Groupe Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on LinkedIn (Opens in new window)Like Loading... Related Posted by capirl in Advertising, Marketing Tagged: BBDO, Big 4, DDB, Draftfcb, IPG, JWT, McCann, Ogilvy, Omnicom, Publicis, UM, WPP, Young & Rubicam