WPP Plc provides marketing communications services. It is made up of companies in Advertising, Media Investment Management, Consumer Insight, Public Relations & Public Affairs, Branding & Identity, Healthcare Communications, Direct, Digital, Promotion & Relationship Marketing and Specialist Communications. Through WPP Digital, WPP companies and their clients have access to a portfolio of digital experts. The company employs approximately 146,000 people working in 2,400 offices in 107 countries. WPP is headquartered in Dublin, Ireland.