| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| C K s Drilling Fluids (U K) Ltd | 01856191 | 01/02/1991 | Dissolved |
| Centrilift Ltd | 01723224 | 16/03/1992 | Dissolved |
| Eastman Christensen Ltd | 01793912 | 01/02/1992 | Dissolved |
| Exploration Logging (Services) Ltd | 01217419 | 01/02/1992 | Dissolved |
| Mesulect Ltd | 01094389 | 01/02/1992 | Dissolved |
| Technical Chemical Manufacturing Co Ltd | 01127103 | 01/02/1991 | Dissolved |
| Teleco Magna Ltd | 01404158 | 16/07/1992 | Dissolved |
| Teleco Well Navigation Limited | 01688839 | 16/07/1992 | Dissolved |
| Westronics Europe Ltd | 02022472 | 01/10/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BAKER HUGHES LIMITED | 01388658 | 01/02/1992 | 18/11/1994 | Amber |
| BAKER INTERNATIONAL LIMITED | 00727714 | 01/02/1992 | 18/11/1994 | Dissolved |
| BAKER OIL TOOLS (UNITED KINGDOM) LIMITED | 00855849 | 01/02/1991 | 18/11/1994 | Dissolved |
| BAKER PRODUCTION SERVICES (UK) LIMITED | 01388663 | 01/02/1991 | 18/11/1994 | Dissolved |
| BAKER SERVICE TOOLS LTD. | 00830953 | 05/01/1992 | 18/11/1994 | Dissolved |
| CURLEW ROWING CLUB LIMITED(THE) | 01657103 | 01/09/1992 | 07/10/1997 | Silver |
| CURLEW ROWING CLUB LIMITED(THE) | 01657103 | 17/08/1993 | 07/10/1997 | Silver |
| EIMCO PROCESS EQUIPMENT LIMITED | 00408349 | 01/02/1992 | 18/11/1994 | Dissolved |
| HUGHES TOOL COMPANY LIMITED | 00534842 | 01/02/1992 | 18/11/1994 | Dissolved |
| TETRA TECHNOLOGIES U.K. LIMITED | 01774672 | 01/02/1991 | 31/12/1993 | Gold |
| TRI-STATE OIL TOOL (U.K.) LIMITED | 01174606 | 01/02/1991 | 18/11/1994 | Dissolved |
| Technical Oilfield Services Limited | 02275393 | 01/02/1992 | 18/11/1994 | Dissolved |
| WESTMINSTER PHILHARMONIC ORCHESTRA | 02805006 | 11/02/1996 | 26/05/2002 | Silver |