GroupM

GroupM
Company typePrivate
Founded2003; 21 years ago (2003)
Headquarters
New York City, New York
,
United States
Key people
  • Christian Juhl (CEO)
  • Marie-Claire Barker (CPO)[1]
  • Damian Blackden (CSO)
  • Stuart Diamond (CFO)
  • Mark Patterson (COO)
Number of employees
41,000[2]
ParentWPP plc
Subsidiaries
Websitegroupm.com

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.

  1. ^ Stam, Aleda (May 3, 2022). "Edelman appoints AIG's Soni Basi as global chief people officer". PRWeek. Archived from the original on December 3, 2022. Retrieved September 26, 2023. Basi is set to replace Marie-Claire Barker, who left Edelman in December to join WPP media agency GroupM as chief people officer.
  2. ^ https://www.campaignasia.com/article/india-grows-media-spends-by-5-in-2022-comscore-report/485267
  3. ^ Davey, James (June 12, 2023). "Retail media ad revenue forecast to surpass TV by 2028". Reuters. Archived from the original on 2023-06-24. Retrieved 2023-09-26.
  4. ^ Joseph, Seb; Scanlon, Krystal (November 14, 2022). "The world's biggest media buyer GroupM is telling advertisers that Twitter is a 'high risk' media buy". Digiday. Archived from the original on May 1, 2023. Retrieved September 26, 2023.