Seppa Jongsma, based in Oegstgeest, ZH, NL, is currently a Manager Customer Relations at GS1 Nederland, bringing experience from previous roles at GS1 Nederland, Africa, ss Rotterdam and Nantes Metropole. Seppa Jongsma holds a 1998 - 2001 HBO @ NHTV Internationale Hogeschool Breda. With a robust skill set that includes Tourism, Management, Coaching, Marketing Communications, English and more, Seppa Jongsma contributes valuable insights to the industry. Seppa Jongsma has 2 emails on RocketReach.