Marion Kölling

Marion Koelling joined Xandr, a part of Microsoft Advertising, in July 2021 as Senior Director of Agencies & Brands for Central Europe, to manage Xandr’s buy side business. In her previous leadership positions, she has been managing operations as well as development units around programmatic business models in different HoldCo agencies. She was one of the first in Germany to introduce programmatic to advertisers (e.g., Telefonica, Nestlé, Deutsche Post). Prior to this 10 year buy side experience she was focused on the sell-side of digital advertising. She started her career as a web developer shaping her skills in consulting clients for analytics and business intelligence projects.