Air conditioningBuilding technology/ building services (building automation)Gas installationHeatingIndustrial construction and hall buildingRefrigerationRemediation worksSanitaryVentilation
Civil engineeringEnvironmental engineeringHydraulic engineeringIndustrial construction and hall buildingRoad constructionStructural engineeringTraffic safety
BricklayingConcrete worksDemolition worksEarthworksETICSFaçade worksFire protectionIndustrial construction and hall buildingInsulationPlasteringRemediation worksScreed workSealing worksShellTurn-key constructionUnderground construction