Guillaume is currently the global head of digital marketing at Mastercard. Previous roles at Mastercard involved heading marketing for Western Europe and Media for Europe. Prior to this, he worked in a range of digital and account management roles in various media agencies (Wavemaker, StarcomMediavest, Initiative). Guillaume’s career took him to London, Paris, Singapore and now New York. A father of 2 teenage girls, lifetime Paris St Germain and more recent Yankees fan.