Asphalt worksCanal constructionGeneral contractorsIndustrial construction and hall buildingPaving worksRoad constructionSewage treatment plantsShellStructural engineeringUnderground construction
Construction materialsDemolition worksDredgingEarthworksRemediation of hazardous substances / Asbestos abatementTransport servicesUnderground construction
Cable layingCanal constructionConcrete worksConstruction materialsEarthworksGeneral contractorsIndustrial construction and hall buildingOutdoor facilitiesRoad constructionShellUnderground construction
Building technology/ building services (building automation)Canal constructionConcrete worksDewatering worksEarthworksGeneral contractorsInsulationReinforced concrete worksRemediation worksStructural engineeringUnderground construction
Canal constructionEarthworksGarden and landscape constructionNatural stone worksPaving worksPipeline constructionRoad constructionUnderground construction