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Zenith
London, England, United Kingdom · Founded 1988
5001-10000 employees
Sourced & current · updated Jun 22, 2026
Zenith is a global media agency and ROI specialist owned by Publicis Groupe, known for its data-driven approach to media planning, buying, and performance optimization.
Where they sit
Stack tier: Ecosystem Services (A)
Attribution & AnalyticsMarketing AnalyticsDemand Side Platform (DSP)Marketing AgencyPerformance Marketing
One of the top global media agencies, operating as part of Publicis Groupe's media division with a strong ROI-focused positioning and significant global media buying scale.
Ownership
Parent: Publicis Media