O
Omnicom Group
New York, New York, United States · Founded 1986
10000+ employees · OMC
Sourced & current · updated Jun 1, 20260 of 3 facts verified
Omnicom Group is one of the world's largest advertising and marketing communications holding companies, operating a portfolio of leading agency brands across creative, media, PR, and specialty marketing services.
Where they sit
Stack tier: Core Platforms (S)
Marketing AnalyticsMarketing AgencyProgrammatic Platform
One of the top three global advertising holding companies by revenue, competing with WPP and Publicis Groupe for the largest share of global ad spend management
Ownership
Subsidiaries