Fr
En

Mathieu Maire du Poset

A communications consultant, Mathieu joined Image Sept in 2025. He began his career as a journalist in 2000, becoming web manager for Profession Politique/Acteurs Publics in 2008, then head of digital development and deputy editor-in-chief of the weekly magazine Marianne. In 2012, he ventured into entrepreneurship as deputy CEO in charge of communications for the crowdfunding platform Ulule, then founded the media incubator Le Tank media in 2017. Mathieu has also worked alongside political figures and was chief of staff and special advisor to Sarah El Haïry, Secretary of State for Youth and Engagement. He then joined Publicis Consultant as Director of Strategic Planning before founding MMDP Conseil, his own consulting firm. Mathieu is a graduate of the Paris School of Journalism.

Our team

Image Sept has some 70 employees including over 40 consultants. They come from a wide variety of backgrounds (journalism, finance department, communication department, ministerial offices, etc.) and together cover all aspects of communication and institutional relations.

Executive Committee

Consultants

Media monitoring and data analytics