WPP plc is one of the world's largest communication groups. Net sales break down by activity as follows: - advertising and marketing services (84.8%): operating through GroupM, AKQA, Ogilvy, Wunderman Thompson, VMLY&R and Hogarth. The group also develops an advertising space purchase activity and offers services in institutional and financial communications, healthcare communications, relationship marketing, etc.; - public relations (8.5%): Burson Cohn & Wolfe, Hill+Knowlton Strategies and FGS Global; - specialized communication services (6.7%): Landor & Fitch and Design Bridge and Partners. Net sales are distributed geographically as follows: the United Kingdom (14.5%), Continental and Western Europe (20.5%), North America (37.2%) and Asia/Pacific/Latin America/Africa/Middle East/Central and Eastern Europe (27.8%).