Company type | Private |
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Founded | 2003 |
Headquarters | New York City, New York , United States |
Key people | |
Number of employees | 41,000[2] |
Parent | WPP plc |
Subsidiaries |
|
Website | groupm |
GroupM is a U.S. based media investment group of the multinational Holding company WPP plc. GroupM is the world's largest media buying agency, as of 2023.[3][4]
GroupM's headquarters are located at 3 World Trade Center, in Lower Manhattan, and the company has subsidiaries in Asia, Australia, North America, and the Europe, Middle East and Africa (EMEA) region.
Businesses associated with GroupM include Essence Global, Mindshare, Wavemaker, as well as the defunct media agency Maxus. GroupM's EssenceMediacom is the world's largest media agency network.
GroupM was highlighted in a US House Judiciary investigation in which documents show that GroupM has colluded behind the scenes to use its ad buying power to force advertisements be pulled from social media. Their email signatures include a rainbow GroupM logo and Black Lives Matter.
Basi is set to replace Marie-Claire Barker, who left Edelman in December to join WPP media agency GroupM as chief people officer.