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Stephanie Layser

Standards Setter

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.

Last updated Jun 11, 2026 by ATDb automated enrichment · Connections updated Jun 15, 2026

Role
Worldwide Head of Publisher Ad Tech Solutions
Company
Amazon Web Services
Based
New York, New York, United States
Connections
4
Years in industry
15 years

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.

Career

  • VP of Addressability & Data

    IAB Tech Lab · 2022-2024

  • Director of Advertising Technology

    News Corp · 2017-2022

Expertise & education

Expertise

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

Speaking topics

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

Recognition

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)

Publications

  • Contributor to IAB Tech Lab white papers and technical specifications on identity and addressability
Connection details
Stephanie Layser — Worldwide Head of Publisher Ad Tech Solutions at Amazon Web Services | ATDb