Klaas-Jan Ratterman

Klaas-Jan Ratterman has extensive experience in marketing and digital channel management, currently serving as Senior Channelmanager Digitalisering at KPN since April 2008. Prior to this role, Klaas-Jan worked as a database marketeer. From June 2006 to March 2008, Klaas-Jan held the position of marketing analyst at t for telecom. Klaas-Jan holds a Master of Science in Business Administration with a focus on Marketing Management from Erasmus University Rotterdam, completed between 2003 and 2006, and a Bachelor's degree in Commercial Economics obtained from De Haagse Hogeschool / The Hague University of Applied Sciences, studied from 1999 to 2003.