Asphalt worksBricklayingCanal constructionCivil engineeringConcrete worksIndustrial construction and hall buildingOutdoor facilitiesPaving worksRoad constructionShellStructural engineeringUnderground construction
Building technology/ building services (building automation)Doors and gatesGeneral contractorsIndustrial construction and hall buildingOutdoor facilitiesShellStair constructionTurn-key construction