Apex Group

Interpublic Group of Companies (IPG) is one of the four largest advertising groups in the world (the other three are WPP Group, Omnicom Group and Publicis Group), and is a listed company on the New York Stock Exchange (NYSE: IPG).Founded in 1902 and headquartered in New York City, IPG owns companies such as FCB Boulder Bridge, Weber Shandwick Public Relations and others. Weber, Weber Shandwick, and other companies.