| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CAPRICORN 8 CONSULTANCY LIMITED | SC545524 | 15/09/2016 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CALEDONIA OFFSHORE DRILLING SERVICES LIMITED | 09163577 | 06/08/2014 | 20/08/2014 | Dissolved |
| GLOBALSANTAFE C.R. LUIGS LIMITED | 03653606 | 01/07/2008 | 01/11/2012 | Dissolved |
| GLOBALSANTAFE DRILLING COMPANY (NORTH SEA) LIMITED | 00782373 | 15/01/2003 | 01/07/2008 | Dissolved |
| GLOBALSANTAFE DRILLING COMPANY (NORTH SEA) LIMITED | 00782373 | 01/07/2008 | 08/02/2012 | Dissolved |
| GLOBALSANTAFE DRILLING COMPANY (OVERSEAS) LIMITED | 03547849 | 15/01/2003 | 01/07/2008 | Dissolved |
| GLOBALSANTAFE DRILLING COMPANY (OVERSEAS) LIMITED | 03547849 | 01/07/2008 | 01/11/2012 | Dissolved |
| GLOBALSANTAFE DRILLING SERVICES (NORTH SEA) LIMITED | 03914225 | 15/01/2003 | 01/07/2008 | Dissolved |
| GLOBALSANTAFE DRILLING SERVICES (NORTH SEA) LIMITED | 03914225 | 01/07/2008 | 01/11/2012 | Dissolved |
| GLOBALSANTAFE HOLDING COMPANY (NORTH SEA) LIMITED | 03047534 | 15/01/2003 | 01/07/2008 | Dissolved |
| GLOBALSANTAFE HOLDING COMPANY (NORTH SEA) LIMITED | 03047534 | 01/07/2008 | 08/02/2012 | Dissolved |
| GLOBALSANTAFE TECHSERV (NORTH SEA) LIMITED | 03047538 | 15/01/2003 | 01/07/2008 | Dissolved |
| GLOBALSANTAFE TECHSERV (NORTH SEA) LIMITED | 03047538 | 01/07/2008 | 01/11/2012 | Dissolved |
| ITHACA MINERALS (NORTH SEA) LIMITED | SC274666 | 18/12/2009 | 19/10/2011 | Bronze |
| PALOAK LIMITED | SC069075 | 24/09/2013 | 22/06/2016 | One Red Flag |
| R & B FALCON DEEPWATER (UK) LIMITED | 03900915 | 01/07/2008 | 08/02/2012 | Dissolved |
| R&B FALCON (CALEDONIA) LIMITED | 01591065 | 01/07/2008 | 01/11/2012 | Amber |
| R&B FALCON (U.K.) LIMITED | 01731764 | 01/07/2008 | 01/11/2012 | Amber |
| SANTA FE DRILLING COMPANY (U.K.) LIMITED | 00595690 | 15/02/2003 | 01/07/2008 | Dissolved |
| SANTA FE DRILLING COMPANY (U.K.) LIMITED | 00595690 | 01/07/2003 | 01/11/2012 | Dissolved |
| SDS OFFSHORE LIMITED | 01822670 | 01/07/2008 | 01/11/2012 | Dissolved |
| TRANSOCEAN DRILLING LIMITED | SC129333 | 01/07/2008 | 08/02/2012 | Dissolved |
| TRANSOCEAN DRILLING U.K. LIMITED | SC131375 | 24/10/2014 | 31/10/2014 | One Red Flag |
| TRANSOCEAN OFFSHORE DRILLING LIMITED | 02571878 | 01/07/2008 | 08/02/2012 | Dissolved |
| TRANSOCEAN ONSHORE SUPPORT SERVICES LIMITED | SC217020 | 01/07/2008 | 08/02/2012 | Silver |
| TRANSOCEAN SERVICES UK LIMITED | 02506922 | 01/07/2008 | 01/11/2012 | Dissolved |
| TRANSOCEAN UK LIMITED | 04017574 | 01/07/2008 | 08/02/2012 | Bronze |
| TRITON PACIFIC LIMITED | 06038076 | 01/07/2008 | 08/02/2012 | Dissolved |
| WILRIG OFFSHORE (UK) LIMITED | 01913362 | 01/07/2008 | 02/08/2012 | Dissolved |