The Interpublic Group of Companies, Inc. provides advertising and marketing services worldwide. It operates in three segments: Media, Data and Engagement Solutions, Integrated Advertising and Creativity Led Solutions, and Specialized Communications and Experiential Solutions. The Media, Data and Engagement Solutions segment provides media and communications services, digital services and products, advertising and marketing technology, e-commerce services, data management and analytics, strategic consulting, and digital brand experience under the IPG Mediabrands, UM, Initiative, Kinesso, Acxiom, Huge, MRM, and R/GA brand names. The Integrated Advertising and Creativity Led Solutions segment offers advertising, corporate, and brand identity services; and strategic consulting under FCB, IPG Health, McCann Worldgroup, and MullenLowe Group brands. The Specialized Communications and Experiential Solutions segment provides public relations and other specialized communications services, live events, sports and entertainment marketing, and strategic consulting under IPG DXTRA Health, The Weber Shandwick Collective, Golin, Jack Morton, Momentum, and Octagon brand names. The Interpublic Group of Companies, Inc. was formerly known as Interpublic Incorporated and changed its name to The Interpublic Group of Companies, Inc. in February 1964. The company was founded in 1902 and is based in New York, New York. As of November 26, 2025, The Interpublic Group of Companies, Inc. operates as a subsidiary of Omnicom Group Inc.