David Cohen

David Cohen joined IAB in 2020 as CEO. Cohen is a widely respected advertising agency leader who, prior to IAB, served as President of North America for MAGNA, Interpublic Group’s (IPG) centralized media intelligence, investment, and innovation arm. In this role, Cohen was responsible for more than $20 billion in media spending. During his tenure, Cohen structured and executed large global transactions on behalf of IPG and its clients, with such major IAB member companies as Facebook, Google, Microsoft, Spotify, Twitter, and Verizon Media.

Prior to MAGNA, Cohen served as Chief Investment Officer of UM, ensuring that digital innovation, data, and technology acumen flowed throughout the agency to drive performance. From 2001 to 2011, Cohen served in critical, transformational roles at UM during the explosive growth of digital advertising, including as Chief Media Officer, Chief Digital Officer, and Executive Vice President, U.S. Director of Digital Communications. In the late 1990s, Cohen was responsible for launching and building IPG’s digital practice.