Building technology/ building services (building automation)CleaningFaçade worksGarden and landscape constructionGlass facadesGlass worksInterior constructionWindowsWinter gardens
Asphalt worksCanal constructionConstruction materialsDemolition worksDewatering worksDrainage worksEarthworksFencingGarden and landscape constructionNatural stone worksOutdoor facilitiesRemediation of hazardous substances / Asbestos abatementRemediation works