Scott Hagedorn
Scott Hagedorn is a senior advertising and media executive best known for building data-driven agency models at scale. He served as founding CEO of Hearts & Science, the Omnicom agency launched in 2016 to win and service the Procter & Gamble account, widely regarded as one of the most significant new agency launches of the decade. Under his leadership, Hearts & Science grew rapidly into a full-service media agency with hundreds of millions in billings, built on a foundation of data science, audience analytics and addressable media. Prior to Hearts & Science, Hagedorn was CEO of PHD USA, the Omnicom media agency, where he led strategy and growth for the U.S. operation. His career has been defined by an emphasis on connecting data infrastructure, technology and media planning — positioning him as one of the industry's leading operators at the intersection of media and marketing technology. Hagedorn joined Marcel, Publicis Groupe's proprietary AI-powered platform designed to connect talent, data and capabilities across the Groupe's global network, as CEO. The role reflects his continued focus on applying technology and data to transform how large advertising organizations operate.
Last updated Oct 26, 2026 by ATDb automated enrichment
AI-drafted from public sources1 source cited
- Years in industry
- 20 years
Bio
Scott Hagedorn is a senior advertising and media executive best known for building data-driven agency models at scale. He served as founding CEO of Hearts & Science, the Omnicom agency launched in 2016 to win and service the Procter & Gamble account, widely regarded as one of the most significant new agency launches of the decade. Under his leadership, Hearts & Science grew rapidly into a full-service media agency with hundreds of millions in billings, built on a foundation of data science, audience analytics and addressable media. Prior to Hearts & Science, Hagedorn was CEO of PHD USA, the Omnicom media agency, where he led strategy and growth for the U.S. operation. His career has been defined by an emphasis on connecting data infrastructure, technology and media planning — positioning him as one of the industry's leading operators at the intersection of media and marketing technology. Hagedorn joined Marcel, Publicis Groupe's proprietary AI-powered platform designed to connect talent, data and capabilities across the Groupe's global network, as CEO. The role reflects his continued focus on applying technology and data to transform how large advertising organizations operate.
Expertise & education
Expertise
Speaking topics
Recognition
Notable achievements
- Founded Hearts & Science in 2016, winning the Procter & Gamble media account and rapidly scaling it into a major Omnicom agency
- Named CEO of Marcel, Publicis Groupe's AI platform connecting talent and capabilities across its global network