Certificates of management systems
| Company | Certificate | Status |
|---|---|---|
| A R E S , s.r.o. | ISO 9001:2015 | valid |
| A R E S , s.r.o. | ISO 14001:2015 | valid |
| A STAR SAFETY CENTRE PTE. LTD. | BS OHSAS 18001:2007 | expired |
| A STAR SAFETY CENTRE PTE. LTD. | ISO 9001:2008 | expired |
| A STIVAKTAKIS & Co O.E | ISO 9001:2015 | expired |
| A-ONE ENGINEERING WORKS | ISO 9001:2008 | withdrawn |
| A-Team detectiv, a.s. | ISO 9001:2008 | expired |
| A-Team system, a.s. | ISO 9001:2008 | expired |
| A-Team technics, s.r.o. | ISO 9001:2008 | withdrawn |
| A. FIROS - D FANTZIKIS & SIA E.E | ISO 22000:2005 | withdrawn |
| A. Greitner Gebäudereinigung und Service GmbH | ISO 14001:2015 | valid |
| A. Greitner Gebäudereinigung und Service GmbH | ISO 9001:2015 | valid |
| A. KRISHNA REDDY, | ISO 9001:2000 | withdrawn |
| A. M. INDUSTRIES | ISO 22000:2005 | withdrawn |
| A. S. ENGINEERING WORKS | ISO 9001:2000 | withdrawn |
| A.A BAKAS S.A | ISO 22000:2005 | valid |
| A.B.R. EDUCATIONAL SOCIETY | ISO 9001:2000 | withdrawn |
| A.C.S. HOLDING KFT. | ISO 9001:2015 | valid |
| A.C.S. HOLDING KFT. | ISO 14001:2015 | valid |
| A.I.E., s.r.o. | ISO 9001:2015 | valid |