| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CHECKMATE INTERNATIONAL CONSULTING LTD | 02942101 | 23/08/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BUILDCERT LIMITED | 03643572 | 10/11/2003 | 20/07/2006 | Dissolved |
| NSF CERTIFICATION UK LIMITED | 03406372 | 23/08/2007 | 11/04/2008 | Bronze |
| NSF HEALTH SCIENCES LTD. | 03432550 | 30/08/2007 | 05/01/2021 | Silver |
| NSF INTERNATIONAL UK LIMITED | 06313713 | 23/07/2007 | 30/11/2020 | Bronze |
| NSF SAFETY AND QUALITY UK LIMITED | 01899857 | 23/08/2007 | 30/11/2020 | One Red Flag |
| NSF WALES LIMITED | 03754780 | 11/05/2011 | 13/02/2013 | Bronze |
| S&P TRUCOST LIMITED | 03929223 | 13/12/2012 | 04/10/2016 | Silver |