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Garrett McGrath

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Garrett McGrath is the President of Prebid.org.

Last updated Oct 7, 2026 by the ATDb Editorial Team

In the news
Role
President
Company
Prebid.org
Based
Redwood City, California, United States
Connections
5

AI-drafted from public sources5 sources cited

Years in industry
15 years

Bio

Garrett McGrath is the President of Prebid.org. Previously serving as Senior Vice President of Product Management at Magnite and as long-serving Chairman of the Prebid.org Board of Directors, McGrath brings over 25 years of experience in digital media and product innovation to the role. After departing Magnite, McGrath recognized he had unfinished business with Prebid, drawing on his ad tech background and his history with the organization dating back to its founding in 2015. As President, he oversees Prebid.org's day-to-day strategic direction, board alignment, member growth, and technical roadmap development. Source 1: prebid.org — Prebid.org Names Ad Tech Pioneer Garrett McGrath as President Source 2: adexchanger.com — Prebid’s New President Is Its Former Chairman, Garrett McGrath

Career

  • PresidentCurrent

    Prebid.org · Since 2026

  • Senior Vice President, Product Management

    Magnite · Until 2026

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

Expertise & education

Expertise

Programmatic AdvertisingSupply-Side Platforms (SSP)Header BiddingProduct ManagementPublisher MonetizationConnected TV (CTV)Identity ResolutionReal-Time Bidding (RTB)

Education

  • Bachelor's Degree, Business or related field
Connection details