| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Argus Subsea U.K. Ltd | 06654566 | 16/10/2009 | Dissolved |
| CIRCLE TECHNICAL SERVICES LIMITED | SC335704 | 21/12/2010 | Dissolved |
| G M ENGINEERING LIMITED | SC143734 | 15/03/2010 | Dissolved |
| RAMSTUD LIMITED | SC300114 | 26/04/2010 | Dissolved |
| TYTAN (JETTING) LIMITED | SC205512 | 01/12/2010 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CIRCLE OFFSHORE LIMITED | SC194986 | 26/04/2010 | 09/12/2014 | Silver |
| KRG INDUSTRIES LIMITED | SC083045 | 07/02/2014 | 09/12/2014 | Not Trading |
| PROSERV CONTROLS LIMITED | SC419421 | 09/05/2012 | 09/12/2014 | Dissolved |
| PROSERV OFFSHORE LIMITED | SC235199 | 26/04/2010 | 09/12/2014 | Dissolved |
| PROSERV OPERATIONS LIMITED | 06210272 | 16/10/2009 | 09/12/2014 | Amber |
| PROSERV PROPERTIES LIMITED | SC092950 | 15/03/2010 | 09/12/2014 | Dissolved |
| PROSERV SUBSEA LIMITED | SC221592 | 28/03/2008 | 09/12/2014 | Dissolved |
| PROSERV UK LIMITED | SC122029 | 15/03/2010 | 09/12/2014 | Silver |
| SCOTECH INTERNATIONAL SERVICES LIMITED | SC191011 | 15/03/2010 | 09/12/2014 | Dissolved |