Carpentry worksCrane work and rentalFaçade worksInsulationPhotovoltaicsRemediation of hazardous substances / Asbestos abatementRemediation worksRoof greeningRoof sealRoofing worksScaffoldingSealing worksSheet-metal worksWindowsWooden construction
Building plumbingCarpentry worksDry constructionIndustrial construction and hall buildingInsulationInterior constructionJoinery worksRemediation worksRoof sealRoofing worksWindowsWinter gardensWooden construction
Building technology/ building services (building automation)Canal constructionConcrete worksDewatering worksEarthworksGeneral contractorsInsulationReinforced concrete worksRemediation worksStructural engineeringUnderground construction