BricklayingConcrete worksDewatering worksEarthworksIndustrial construction and hall buildingPaving worksReinforced concrete worksRoad constructionShellStructural engineeringUnderground construction
BricklayingBuilding technology/ building services (building automation)Electrical installationGarden and landscape constructionLighting systemsSafety technologyShellSolar panelsTurn-key construction
BricklayingBridge constructionCanal constructionCivil engineeringConcrete worksDewatering worksDrainage worksDredgingEarthworksGarden and landscape constructionIndustrial construction and hall buildingNatural stone worksOutdoor facilitiesPaving worksPipeline constructionPrecast concreteReinforced concrete worksRoad constructionShellStructural engineering