Construction materialsDredgingEarthworksEnvironmental engineeringIndustrial construction and hall buildingPainting worksPlasteringStructural engineeringStuccoesTurn-key constructionUnderground construction
Canal constructionConstruction materialsDemolition worksEarthworksElectrical installationFire protectionGeneral contractorsIndustrial construction and hall buildingRoad constructionTiles and panels
Building technology/ building services (building automation)Civil engineeringDoors and gatesGeneral contractorsIndustrial construction and hall buildingInterior constructionRemediation worksShellWooden construction
Civil engineeringEarthworksEnvironmental engineeringFencingGeneral contractorsIndustrial construction and hall buildingInterior constructionMetal constructionOutdoor facilitiesReinforced concrete worksShellSport places buildingSteel constructionStructural engineeringTurn-key construction