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Viant

Viant

Irvine, California, United States · Founded 1999

501-1000 employees · DSP

Sourced & current · updated Oct 11, 20262 of 3 facts verifiedWebsite

Viant is a programmatic advertising technology company that has been empowering marketers to create, execute, and measure advertising campaigns since 1999.

Where they sit

Stack tier: Core Platforms (S)

Attribution & AnalyticsDemand Side Platform (DSP)Identity ResolutionConnected TV PlatformVerification & MeasurementProgrammatic Platform

A publicly traded, independent DSP competing in the mid-to-large enterprise segment with a differentiated people-based identity and CTV-focused strategy

Ownership

Subsidiaries

Competitors

Recent moves

Key people

Pre-call brief from ATDb — sourced from the live database, current as of Oct 11, 2026. Not a static screenshot.