is a naval lieutenant, currently working within the Netherlands Defence Materiel Organisation with a focus on submarines. He served onboard submarines in various engineering roles, including Marine Engineering Officer, and holds an MSc degree in Aerospace Engineering from the Delft University of Technology. Maria Viegers works at the Netherlands Defence Materiel Organisation as a naval systems integrator, focusing on platform management systems. She holds an MSc degree in Mechanical Engineering from the Delft University of Technology, which a specialisation in the design of control systems.