GroupMorganizationadvertising media company Edit History Claim ShareWPP Media, formerly GroupM, is a U.S. based media business which is owned by the multinational holding company WPP plc. GroupM was the world's largest media buying agency, as of 2023.HandlesSocialX (Twitter)@groupmworldwide↗WebWebsitewww.groupm.com↗2 external identifiersGoogle/g/1hc0hqhlx↗WikidataQ5611054↗See alsoAmazonAmerican multinational technology companyApple Inc.American multinational technology company based in Cupertino, CaliforniaBeRealmobile appFastlyweb infrastructure companyGamers Nexusmedia company that provides news coverage and analysis of computer hardware, information technology, and video gamesGoogleAmerican multinational technology companySomething wrong with this entry? Report it.