Building technology/ building services (building automation)Cable layingCommunication technologyData network worksElectrical installationIndustrial construction and hall buildingLighting systemsLightning protectionPhotovoltaicsPlant engineeringRenewable energiesSafety technologySolar panels
Canal constructionCivil engineeringEarthworksGeneral contractorsIndustrial construction and hall buildingRemediation worksStructural engineeringTurn-key constructionUnderground construction