| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ALDERSTONE REALISATIONS LIMITED | SC124558 | 29/04/2002 | Dissolved |
| Campilt Ltd | SC089054 | 22/08/1990 | Dissolved |
| Eleotech Ltd | SC273411 | 29/01/2005 | Dissolved |
| PENTLAND SYSTEMS TRUSTEE COMPANY LIMITED | SC253596 | 31/07/2003 | Dissolved |
| Scoittish Software Federation | SC098118 | 01/09/1998 | Dissolved |
| Wingate-Dunn Engineering Consultants Ltd. | SC144393 | 13/05/1993 | Dissolved |
| Wingate-Dunn Engineering Consultants Ltd. | SC144393 | 13/05/1993 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BAE SYSTEMS OSP SERVICES LIMITED | SC088771 | 02/03/1990 | 31/10/1993 | Dissolved |
| Bae Systems Avionics (Management) Ltd | 00184068 | 14/01/1993 | 31/10/1993 | Dissolved |
| Campilt Ltd | SC089054 | 07/11/1988 | 13/11/1989 | Dissolved |
| EDINBURGH'S CAPITAL LIMITED | SC093569 | 24/06/1991 | 11/04/1999 | Dissolved |
| G E Harris Energy Control Systems U K Ltd | SC127794 | 06/08/1959 | 02/07/1998 | Dissolved |
| LEONARDO UK LTD | 02426132 | 22/09/1992 | 31/10/1993 | Silver |
| Marconi (Thirty-One) Ltd | SC019731 | 07/02/1991 | 18/05/1993 | Dissolved |
| S E T G LIMITED | SC087033 | 01/05/1990 | 15/01/2002 | Dissolved |
| SCOTTISH ENTERPRISE EDINBURGH AND LOTHIAN | SC124701 | 07/05/1997 | 05/07/2000 | Not Trading |
| SOCIETY OF BRITISH AEROSPACE COMPANIES (THE) | 00143447 | 13/07/1992 | 15/03/1993 | Dissolved |
| SYSTEM LEVEL INTEGRATION LIMITED | SC188661 | 25/03/1999 | 09/12/2009 | Dissolved |