Mediacom
RebrandedLondon, England, United Kingdom · Founded 1995
5001-10000 employees
Sourced & current · updated Oct 14, 2026Website
Mediacom was a global media agency that merged with Essence in January 2023 to form EssenceMediacom.
Where they sit
Stack tier: Core Platforms (S)
Attribution & AnalyticsMarketing AgencyPerformance Marketing
Was one of the world's largest media agencies by billings, operating within WPP's GroupM network before merging with Essence to form EssenceMediacom in 2023.
Ownership
Parent: GroupM