Nadine van Rooyen

Senior Effectiveness Management

WEX Inc

Nadine van Rooyen is Senior Marketing Effectiveness Manager at WEX, where she helps global teams understand what drives performance and how better decisions translate into better business outcomes. Her work sits at the intersection of measurement, customer insight, strategy, and organizational effectiveness. Throughout her career, she has been fascinated by a simple challenge: organizations have more data, research, and intelligence than ever before, yet turning those insights into action remains difficult. This question has become even more relevant as AI accelerates the volume and accessibility of information. Nadine is passionate about helping organizations move beyond reporting and toward decision readiness—ensuring that insights are not only generated, but understood, aligned, and acted upon. Her work explores how marketing effectiveness, customer understanding, and human judgment come together to create meaningful business impact.