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24/7 Media
MergedNew York, New York, United States · Founded 1995
501-1000 employees · TFSM
Sourced & current · updated Jul 20, 2026
24/7 Media was a pioneering digital advertising network and ad serving company that provided online advertising solutions to publishers and advertisers in the late 1990s and early 2000s.
Where they sit
Stack tier: Infrastructure & Data (B)
Ad Network
One of the largest early digital advertising networks and ad serving platforms, later absorbed into WPP's programmatic infrastructure
Ownership
Parent: WPP plc