Marnix Stellwag

Marnix Stellwag is an experienced procurement and group fitness professional with a diverse background in management roles across multiple organizations. Currently serving as Inkoopmanager at NOC*NSF since February 2022, Marnix advocates for procurement within the organization and affiliated sports federations. Marnix has extensive experience as a Group Fitness Instructor at Indoor Action and FeelGoodClub AeroFitt, while previously holding leadership roles such as Group Fitness Manager and interim Clubmanager at AeroFitt. With significant expertise as Manager Inkoop at Prevermo and as an Owner at M@X Procurement, Marnix has a solid foundation in procurement processes, contract management, and strategic sourcing, further enhanced by a lengthy tenure at Coöperatie VGZ and TNT Express. Marnix holds degrees in Commercial Economics and Purchasing, Procurement/Acquisitions and Contracts Management, supported by ongoing professional development.