Air conditioningBuilding plumbingBuilding technology/ building services (building automation)Dewatering worksFaçade worksGas installationHeatingRoofing worksSanitarySolar panelsStoves and fireplacesVentilation
Canal constructionDemolition worksDewatering worksDredgingDrillingDry constructionEarthworksFlooring worksGarden and landscape constructionGeneral contractorsHeatingIndustrial construction and hall buildingInterior constructionNatural stone worksPainting worksPlasteringReinforced concrete worksRemediation of hazardous substances / Asbestos abatementRemediation worksRoad constructionSanitarySport places buildingStructural engineeringTiles and panelsTurn-key constructionUnderground constructionVentilation