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Marc Guldimann

Thought Leader

Marc Guldimann is the Founder and CEO of Adelaide.

Last updated Oct 7, 2026 by the ATDb Editorial Team

Role
Founder & CEO
Company
Based
New York, New York, United States
Boards
1
Connections
1

AI-drafted from public sources7 sources cited

Years in industry
15 years

Bio

Marc Guldimann is the Founder and CEO of Adelaide. Adelaide focuses on media quality measurement, offering attention metrics that allow marketers to compare publishers and placements across channels and prioritize spending accordingly. Before founding Adelaide, Marc established Parsec, the first marketplace to sell media based on time spent, which was later sold to Kargo in 2022, with its measurement capabilities spun out to become Adelaide. He also served as the founding CEO of Enliken and Spongecell. Marc holds a degree in Social Decision Sciences from Carnegie Mellon University. Source 1: thearf.org — Marc Guldimann – CEO, Adelaide Source 2: substack.com — An Interview With Adelaide's Marc Guldimann

Career

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

Expertise & education

Expertise

Attention MeasurementMedia QualityAdvertising EffectivenessProgrammatic AdvertisingTime-Based AdvertisingViewability and BeyondMedia Planning and EvaluationAd Measurement Standards

Education

  • BA, Yale University

Recognition

Publications

  • Regular contributor to AdExchanger on attention metrics and media quality
  • Bylines and op-eds in trade publications including Campaign and The Drum on advertising measurement reform
Connection details