(Steel) StiffenersIndustrial construction and hall buildingLocksmith worksMetal constructionPlumbing and sheet-metal workRailingsStair constructionSteel construction
General contractorsIndustrial construction and hall buildingRoof sealRoofing worksSheet-metal worksSteel constructionStructural engineeringTurn-key construction
Building technology/ building services (building automation)Doors and gatesGeneral contractorsIndustrial construction and hall buildingOutdoor facilitiesShellStair constructionTurn-key construction
Carpentry worksDoors and gatesDry constructionFaçade worksFencingFlooring worksIndustrial construction and hall buildingJoinery worksParquetryRemediation of hazardous substances / Asbestos abatementRemediation worksRoof sealRoofing worksSolar protection and dimming constructionsStair constructionWindowsWinter gardensWooden construction