Stephanie Layser

Worldwide Head of Publisher Ad Tech Solutions at Amazon Web Services

Empowering publishers through cloud-based ad tech solutions at AWS

Standards SetterNew York, New York, United States15+ years in industry

Last updated Jun 11, 2026 by ATDb automated enrichment

Bio

Stephanie Layser is the Worldwide Head of Publisher Ad Tech Solutions at Amazon Web Services, where she focuses on helping publishers navigate the evolving ad tech landscape. Prior to joining AWS, she served as VP of Addressability & Data at IAB Tech Lab, where she contributed to the development of industry standards around identity and addressability, and before that held the role of Director of Advertising Technology at News Corp. Layser is a recognized publisher-side voice in programmatic strategy, identity resolution, and privacy-preserving advertising frameworks.

Previous Roles

VP of Addressability & Data

IAB Tech Lab (2022-2024)

Director of Advertising Technology

News Corp (2017-2022)

Expertise

Identity ResolutionAddressabilityPrivacy-Preserving AdvertisingProgrammatic AdvertisingPublisher Ad TechnologyIndustry Standards DevelopmentData StrategyHeader Bidding

Notable Achievements

Testified during the remedy phase of the Google ad tech antitrust trial as a publisher-side expert witness
Led addressability and data standards initiatives at IAB Tech Lab, contributing to identity and privacy frameworks across the open web
Recognized as a prominent publisher voice in the transition away from third-party cookies toward privacy-preserving identity solutions

Awards

AdExchanger's Top Women in Digital Advertising (referenced in industry coverage)

Speaking Topics

Publisher monetization strategyIdentity resolution and addressabilityPrivacy-preserving advertising frameworksProgrammatic ecosystem evolutionAd tech antitrust and market structure

Publications

Contributor to IAB Tech Lab white papers and technical specifications on identity and addressability

Connections