John Tomassen, M.B.A., is an experienced Senior Business Project Manager at PreZero Nederland since June 2021, focusing on sustainable initiatives. Prior to this role, John was a Project Manager for Business Support at SUEZ from June 2020 to May 2021, following the company's acquisition by PreZero. John has held various leadership positions in business development and IT across multiple organizations, including Javra Software, Verhagen IT Group, and Meridian-IT. John began the career as an IT Consultant and Project Manager at NOB Innovatie after earning a Master of Business Administration from Business School Nederland, specializing in Business Administration and Change Management, and a degree from HU University of Applied Sciences Utrecht.