| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| THE EDUCATION ENDOWMENT FOUNDATION | 07587909 | 05/10/2017 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BAE SYSTEMS ASTUTE CLASS LIMITED | 00736591 | 31/05/1996 | 31/03/2000 | Dissolved |
| BAE SYSTEMS ELECTRONICS LIMITED | 00053403 | 14/11/1994 | 31/03/2000 | Silver |
| BAE SYSTEMS MARINE (HOLDINGS) LIMITED | 01957765 | 24/07/1995 | 31/03/2000 | Gold |
| BAE SYSTEMS MARINE (YSL) LIMITED | 00883985 | 24/11/1999 | 31/03/2000 | Not Trading |
| BAE SYSTEMS PLC | 01470151 | 29/11/1999 | 31/03/2000 | Silver |
| BAE SYSTEMS PROJECTS (OVERSEAS) LIMITED | 00176441 | 02/12/1994 | 12/04/1996 | Dissolved |
| Ferranti Naval Systems Ltd | 00615410 | 02/12/1994 | 30/09/1996 | Dissolved |
| G MIDDLE EAST LIMITED | 00402792 | 01/03/1992 | 14/11/1994 | Dissolved |
| GENERAL HEALTHCARE GROUP LIMITED | 04026079 | 06/11/2006 | 31/12/2011 | Silver |
| GPT SPECIAL PROJECT MANAGEMENT LIMITED | 02984211 | 24/10/1994 | 14/11/1994 | N/A |
| Gec Reconstructions Ltd | 03800786 | 24/11/1999 | 29/11/1999 | Dissolved |
| M COMMUNICATIONS INTERNATIONAL HOLDINGS LIMITED | 02204070 | 01/03/1993 | 14/11/1994 | Gold |
| M COMMUNICATIONS INTERNATIONAL INVESTMENTS | 02203912 | 23/06/1992 | 12/06/1997 | Dissolved |
| M Communications China Ltd | 02956293 | 08/08/1994 | 14/11/1994 | Dissolved |
| M Communications Global Networks Ltd | 02745873 | 01/03/1993 | 14/11/1994 | Dissolved |
| M Communications Investments Ltd | 02353798 | 01/03/1992 | 14/11/1994 | Dissolved |
| OSI GROUP HOLDINGS LIMITED | 03083661 | 26/03/1998 | 21/06/1999 | Dissolved |
| OSI GROUP LIMITED | 02103830 | 05/03/1998 | 21/06/1999 | Insolvent |
| PREMIER FARNELL LIMITED | 00876412 | 21/06/2004 | 14/06/2011 | Silver |
| S G C S Ltd | 02595256 | 01/03/1993 | 01/03/1995 | Dissolved |
| SELEX ES ELECTRO OPTICS (OVERSEAS) LTD | 00488277 | 24/11/1999 | 31/03/2000 | Dissolved |
| SELEX ES INTERNATIONAL LTD | 00964491 | 02/12/1994 | 23/11/1998 | Silver |
| SGCS SALES AND SERVICES LIMITED | 00156948 | 01/03/1993 | 14/11/1994 | Insolvent |
| SYMBIAN LIMITED | 01796587 | 15/11/2004 | 02/12/2008 | Dissolved |
| Siemens Company Secretariat Ltd | 01524163 | 01/03/1993 | 14/11/1994 | Dissolved |
| TATE & LYLE PUBLIC LIMITED COMPANY | 00076535 | 01/02/2009 | 31/03/2017 | Gold |
| TELENT COMMUNICATIONS HOLDINGS LIMITED | 00319092 | 10/07/1992 | 23/07/1997 | Gold |
| TELENT COMMUNICATIONS INTERNATIONAL LIMITED | 00464439 | 01/03/1993 | 14/11/1994 | Insolvent |
| TELENT LIMITED | 00067307 | 05/07/1994 | 29/11/1999 | Silver |
| TELENT TECHNOLOGY SERVICES LIMITED | 00703317 | 01/03/1993 | 23/07/1997 | Gold |
| Thales Underwater Systems U K Ltd | 02466944 | 19/03/1996 | 01/07/1996 | Dissolved |
| VERTEX GROUP LIMITED | 06048945 | 21/08/2007 | 31/12/2011 | Insolvent |