| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AMIANTO LIMITED | 08634297 | 05/01/2017 | Dissolved |
| QUALSURV ENVIRONMENTAL SOLUTIONS LIMITED | 05025069 | 07/10/2008 | Dissolved |
| QUALSURV HOLDINGS LIMITED | 09086298 | 30/06/2014 | Bronze |
| QUALSURV INTERNATIONAL LIMITED | 04473681 | 30/06/2014 | Gold |
| QUALSURV MARINE CONSULTING LIMITED | 07225092 | 15/04/2010 | Gold |
| TRISHARE HOLDINGS LIMITED | 13099741 | 24/12/2020 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AVANTI GROUP LIMITED | 09142333 | 25/06/2020 | 04/03/2021 | Three Red Flags (Highest) |
| LEXIA SOLUTIONS GROUP LIMITED | 05035069 | 01/07/2006 | 01/07/2006 | Gold |
| RHODAR (SCOTLAND) LIMITED | 05325408 | 01/07/2005 | 19/09/2008 | Dissolved |
| RHODAR (SOUTH WEST) LIMITED | 01971251 | 01/07/2005 | 19/09/2008 | Dissolved |
| RHODAR (SOUTHERN) LIMITED | 03606596 | 01/07/2005 | 19/09/2008 | Dissolved |
| RHODAR LIMITED | 01269463 | 01/07/2005 | 19/09/2008 | Bronze |