Big Six advertising agencies Largest global advertising agencies From Wikipedia, the free encyclopedia The Big Five is the name colloquially given to the five largest advertising and public relations agencies in the world by revenue: Omnicom, WPP, Publicis, Dentsu, and Havas.[1][2][3][4] See also Big Four accounting firms Big Three (management consultancies) Big Three (credit rating agencies) References [1]Bürgi, Michael (2024-02-12). "Media Buying Briefing: What holding companies' 2023 earnings (so far) tell us about their future". Digiday. Retrieved 2024-04-11. [2]Spanier, Gideon; March 2022, Campaign 09. "Big six global agency groups bounce back by adding 32,000 jobs in 2021". www.prweek.com. Retrieved 2024-04-11.{{cite web}}: CS1 maint: numeric names: authors list (link) [3]"Global new-biz spotlight: Adobe and Huawei among big wins by Publicis and WPP". www.campaignlive.co.uk. Retrieved 2024-04-11. [4]"Publicis leads the big six (for now). Here's how it managed to defy holdco malaise". The Drum. Retrieved 2024-04-11. Related Articles