WPP

WPP is one of the world's largest creative communications groups, comprising leading agencies including Ogilvy, VML, GroupM, Wunderman Thompson, Hill+Knowlton Strategies, Burson, and Kantar (minority stake). The group works with the majority of the world's largest advertisers, providing services across creative, media planning and buying, public relations, branding, e-commerce, and marketing technology. WPP is publicly listed on the London Stock Exchange.