BricklayingDry constructionFaçade worksFlooring worksInterior constructionNatural stone worksPainting worksPlasteringRemediation of hazardous substances / Asbestos abatementRemediation worksScreed workShellStair constructionTiles and panelsTurn-key construction
Air conditioningBuilding technology/ building services (building automation)CleaningElectrical installationGas installationHeatingRemediation worksSanitarySolar panelsTiles and panelsVentilation