The Interpublic Group of Companies, Inc. provides advertising and marketing services worldwide. It operates through two segments, Integrated Agency Networks and Constituency Management Group. The company offers consumer advertising, digital marketing, communications planning and media buying, public relations, and specialized communications disciplines, as well as data management services. It also provides various diversified services, including meeting and event production, sports and entertainment marketing, corporate and brand identity, and strategic marketing consulting. The company was formerly known as McCann-Erickson Incorporated and changed its name to The Interpublic Group of Companies, Inc. in January 1961. The Interpublic Group of Companies, Inc. was founded in 1902 and is headquartered in New York, New York.