Certificates of management systems
| Company | Certificate | Status |
|---|---|---|
| STAVPOČ s.r.o. | ISO 9001:2015 | expired |
| STAVPOČ s.r.o. | ISO 14001:2015 | expired |
| STAVREA - POPRAD, s.r.o. | ISO 9001:2000 | withdrawn |
| STEA S.r.l. | ISO 9001:2015 | valid |
| STEA S.r.l. | ISO 45001:2018 | valid |
| STEA S.r.l. | ISO 14001:2015 | valid |
| Sted – 88 OOD | ISO 9001:2015 | valid |
| Sted – 88 OOD | ISO 22000:2018 | valid |
| STED COUNCIL State Administrative Office | ISO 9001:2015 | expired |
| STEEL PARADISE (INDIA) PVT. LTD. | ISO 9001:2000 | withdrawn |
| STEEL-METÁL Kft. | ISO 14001:2015 | valid |
| STEEL-METÁL Kft. | ISO 9001:2015 | valid |
| STEEL-MONT, a.s. | ISO 14001:2004 | withdrawn |
| STEEL-MONT, a.s. | ISO 9001:2000 | expired |
| STEELMAN AKA KFT. | ISO 9001:2015 | expired |
| STEELMAN AKA KFT. | ISO 14001:2015 | expired |
| STEELRAJ STEEL FURNITURE | ISO 9001:2000 | withdrawn |
| STEFÁN KFT. | ISO 9001:2008 | withdrawn |
| STEFANAKIS FAIDON & Co E.E | ISO 9001:2015 | expired |
| STEFANAKIS FAIDON & Co E.E | ISO 22000:2018 | valid |