Joanna O'Connell
Joanna O'Connell serves as Chief Intelligence Officer, North America at Omnicom Media Group, bringing deep expertise in advertising technology, programmatic strategy, and media intelligence to one of the industry's largest agency groups. Her career spans practitioner, trade, and advisory roles, including positions at MediaMath, the Interactive Advertising Bureau (IAB), and AdExchanger, giving her a grounded, cross-sector perspective on how the ad tech ecosystem actually operates. She is recognized for translating complex industry dynamics into clear strategic direction for marketers, agencies, and technology partners.
Last updated Sep 27, 2026 by the ATDb Editorial Team
AI-drafted from public sources7 sources cited
- Years in industry
- 15 years
Bio
Joanna O'Connell serves as Chief Intelligence Officer, North America at Omnicom Media Group, bringing deep expertise in advertising technology, programmatic strategy, and media intelligence to one of the industry's largest agency groups. Her career spans practitioner, trade, and advisory roles, including positions at MediaMath, the Interactive Advertising Bureau (IAB), and AdExchanger, giving her a grounded, cross-sector perspective on how the ad tech ecosystem actually operates. She is recognized for translating complex industry dynamics into clear strategic direction for marketers, agencies, and technology partners.
Career
EmployeeCurrent
VP, Principal Analyst
Forrester · 2017–2023
Chief Marketing Officer
MediaMath · 2015–2017
Director of Research
AdExchanger · 2013–2015
Roles with a cited source. All linked roles are in the Roles tab.
Expertise & education
Expertise
Education
- BA, Boston College
Speaking topics
Recognition
Notable achievements
- Named Chief Intelligence Officer, North America at Omnicom Media Group, a newly created strategic leadership role
- Spent nearly a decade as a principal analyst at Forrester Research covering AdTech and programmatic advertising
- Recognized speaker at industry events including Possible 2026, where she addressed agentic AI's impact on marketing
- Built cross-sector credibility spanning practitioner (MediaMath), trade (IAB, AdExchanger), and advisory (Forrester) roles
Publications
- Forrester Research reports on programmatic advertising and AdTech (various, ~2015-2024)