| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Albyn Equipment Hire Ltd | SC083695 | 02/05/1989 | Dissolved |
| Alton Offshore Surveys Limited | 01664494 | 17/04/1991 | Dissolved |
| Bemar Ltd | SC072443 | 03/10/1989 | Dissolved |
| Deepform Technology Ltd | 01290429 | 05/11/1990 | Dissolved |
| Geofix Ltd | 01385504 | 17/04/1991 | Dissolved |
| Oceanlink Ltd | 01174834 | 17/04/1991 | Dissolved |
| Oceonics Advanced Systems Ltd | 00594446 | 17/04/1991 | Dissolved |
| Oceonics Defence Ltd | 00945647 | 17/04/1991 | Dissolved |
| System Professionals Sypro Limited | 01962427 | 17/04/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| MONOGRAM TECHNOLOGIES LIMITED | 01428117 | 27/03/1991 | 16/02/2000 | Bronze |
| OCTROI GROUP LIMITED | 01226718 | 01/12/1991 | 26/08/1993 | Gold |
| OTTERBURN LIMITED | 01849357 | 01/08/1991 | 26/08/1993 | Dissolved |
| Ocelot Ltd | 01502511 | 18/04/1992 | 26/08/1993 | Dissolved |
| Octroi Ltd | 01281249 | 18/04/1992 | 26/08/1993 | Dissolved |
| Okapi Ltd | 01183242 | 02/11/1992 | 26/08/1993 | Dissolved |
| R E W Communication Services Plc | 02653438 | 14/10/1991 | 01/11/1996 | Dissolved |
| Rivacom Ltd | 01478056 | 01/08/1998 | 31/05/2000 | Dissolved |