WPP is a British multinational advertising and public relations company. It is one of the world’s largest advertising and marketing services groups. WPP was founded in 1971 by Sir Martin Sorrell, who served as its CEO for several decades.

WPP operates as a holding company for various advertising, public relations, branding, and marketing firms. The company’s portfolio includes a wide range of agencies that specialize in different aspects of advertising and communication. Some well-known agencies within the WPP group include Ogilvy, J. Walter Thompson, Young & Rubicam (now VMLY&R), and Grey.

WPP has a global presence and works with numerous clients around the world. Its services encompass advertising, media planning and buying, public relations, market research, digital marketing, and various other communication-related services. The company plays a significant role in the advertising industry, and its diverse portfolio of agencies allows it to offer comprehensive solutions to its clients’ marketing needs.