Air conditioningBuilding technology/ building services (building automation)CleaningDewatering worksGas installationHeatingInsulationRefrigerationRemediation worksRenewable energiesSanitarySolar panelsStoves and fireplaces
BricklayingConcrete worksDemolition worksEarthworksETICSFaçade worksFire protectionIndustrial construction and hall buildingInsulationPlasteringRemediation worksScreed workSealing worksShellTurn-key constructionUnderground construction