Amazon Transparent Ad Marketplace

Seattle, Washington, United States · Founded 2016

10000+ employees · AMZN

Sourced & current · updated May 12, 2026

Amazon's supply-side platform (SSP) enabling publishers to manage and monetize programmatic ad inventory with full transparency into auction dynamics and buyer identity.

Where they sit

Supply Side Platform (SSP)Programmatic Platform

A major server-side header bidding and SSP solution backed by Amazon's advertising infrastructure, competing directly with Google Open Bidding and Prebid server-side solutions for premium publisher inventory.

Ownership

Parent: Amazon