Who in Flemish Brabant, East Flanders and Brussels are going to build or renovate nvDe Marie has certainly already heard. In 1950 Marie began NV, within the region, as a small supplier of building materials. Meanwhile, the company has become a leading supplier of building materials, do-it-yourself materials and interior solutions with a well-rounded team of employees. Each of these employees. is trained to support you with your specific questions. An approach professiole binen a small family business, where everyone always accountable, it is certainly an important asset.