Eefje Seijsener, based in Amsterdam, NH, NL, is currently a Manager Customer Feedback at Nationale-Nederlanden, bringing experience from previous roles at Woonnu. Eefje Seijsener holds a 2013 - 2014 Postgraduate course in Customer Strategy @ AOG School of Management. With a robust skill set that includes Marketing, Marketing Communications, Dutch, Entrepreneurship, Teamwork and more, Eefje Seijsener contributes valuable insights to the industry. Eefje Seijsener has 3 emails on RocketReach.