Assembly worksCarpentry worksDoors and gatesDry constructionFlooring worksIndustrial construction and hall buildingInsulationInterior constructionJoinery worksParquetryPlumbing workRemediation worksRoof sealRoofing worksWinter gardensWooden construction
Building technology/ building services (building automation)Canal constructionConcrete worksDewatering worksEarthworksGeneral contractorsInsulationReinforced concrete worksRemediation worksStructural engineeringUnderground construction