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Peter Wallace

Operator

Peter Wallace is the Chief Executive Officer of Onetag, a supply-side platform (SSP) known for its AI-driven smart bidding technology and contextual advertising capabilities. Under his leadership, Onetag has positioned itself as a differentiated player in the programmatic ecosystem, focusing on quality inventory, fraud prevention, and intelligent bid optimization that helps both publishers and advertisers achieve better outcomes without relying solely on third-party cookies or personal data. Wallace has been instrumental in steering Onetag's strategic direction during a pivotal period for the industry, as the adtech ecosystem navigates the deprecation of third-party cookies and increased scrutiny around data privacy. His focus on contextual intelligence and supply path optimization has resonated with buyers and sellers seeking sustainable, privacy-compliant programmatic solutions. With a background spanning digital advertising and technology, Wallace brings operational and commercial expertise to Onetag's growth trajectory. He has been a vocal advocate for transparency and efficiency in the programmatic supply chain, contributing to industry conversations around supply path optimization (SPO) and the evolving role of SSPs in a cookieless future.

Last updated Sep 28, 2026 by the ATDb Editorial Team

Role
Chief Revenue Officer
Company
Based
London, United Kingdom
Connections
2
Years in industry
15 years

Bio

Peter Wallace is the Chief Executive Officer of Onetag, a supply-side platform (SSP) known for its AI-driven smart bidding technology and contextual advertising capabilities. Under his leadership, Onetag has positioned itself as a differentiated player in the programmatic ecosystem, focusing on quality inventory, fraud prevention, and intelligent bid optimization that helps both publishers and advertisers achieve better outcomes without relying solely on third-party cookies or personal data. Wallace has been instrumental in steering Onetag's strategic direction during a pivotal period for the industry, as the adtech ecosystem navigates the deprecation of third-party cookies and increased scrutiny around data privacy. His focus on contextual intelligence and supply path optimization has resonated with buyers and sellers seeking sustainable, privacy-compliant programmatic solutions. With a background spanning digital advertising and technology, Wallace brings operational and commercial expertise to Onetag's growth trajectory. He has been a vocal advocate for transparency and efficiency in the programmatic supply chain, contributing to industry conversations around supply path optimization (SPO) and the evolving role of SSPs in a cookieless future.

Career

  • Chief Revenue OfficerCurrent

    OneTag

Roles with a cited source. All linked roles are in the Roles tab.

Expertise & education

Expertise

Programmatic AdvertisingSupply-Side Platforms (SSP)Contextual TargetingAI-Powered BiddingSupply Path OptimizationPrivacy-First AdvertisingPublisher MonetizationCookieless Solutions

Speaking topics

Supply Path OptimizationContextual Advertising and Cookieless FuturesAI in Programmatic AdvertisingPublisher Monetization Strategies

Recognition

Notable achievements

  • Led Onetag's expansion and positioning as a leading AI-driven SSP in the European and global programmatic market
  • Championed privacy-compliant contextual advertising solutions during the industry's transition away from third-party cookies
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