| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Alconbury Ltd | 04447751 | 23/01/2005 | Dissolved |
| Altair Consultants Limited | 02393315 | 28/02/1995 | Dissolved |
| Bena Computers Ltd | 02840021 | 19/01/2001 | Dissolved |
| City Lifeline Systems Ltd | 02985246 | 30/07/1999 | Dissolved |
| Danalink Ltd | 03517516 | 20/12/2000 | Dissolved |
| Datakor Ltd | 02892579 | 31/03/1999 | Dissolved |
| Datakor Ltd | 02892579 | 01/06/1999 | Dissolved |
| G REEVES ACA LIMITED | 05660598 | 10/06/2006 | Silver |
| Gedi Ltd | 02797050 | 23/01/2005 | Dissolved |
| Hobe Waffles Ltd | 05472045 | 07/07/2005 | Dissolved |
| Networks Plus Ltd | 02383442 | 17/08/2000 | Dissolved |
| P P I (U K) Ltd | 02999065 | 15/12/2000 | Dissolved |
| Tech Hackers Ltd | 03561235 | 25/05/2000 | Dissolved |
| The Global Future Forum Ltd | 04259361 | 06/08/2001 | Dissolved |
| UNISYS EUROPE -AFRICA LIMITED | 01410165 | 06/11/2000 | Dissolved |
| UNISYS TECHNICAL SERVICES LIMITED | 05991559 | 11/12/2006 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Aldan Consultants Ltd | 03397324 | 20/08/2000 | 31/01/2001 | Dissolved |
| DILIGENTA 2 LIMITED | 04087012 | 23/10/2000 | 31/08/2010 | Dissolved |
| DOMINION DESIGNERS LIMITED | 04471358 | 30/01/2004 | 01/12/2006 | Gold |
| EDWARD SPEELMAN LIMITED | 00463581 | 05/01/2007 | 03/01/2008 | One Red Flag |
| GLASS COMPUTERS LIMITED | 02930948 | 28/01/2001 | 18/05/2004 | Gold |
| Glasshouse Computers Ltd | 02170252 | 10/10/1997 | 21/01/1999 | Dissolved |
| INTELLIGENT PROCESSING SOLUTIONS LIMITED | 04007855 | 15/08/2000 | 14/02/2020 | Bronze |
| UNISYS COMMON INVESTMENT FUND TRUSTEE LIMITED | 05793072 | 09/11/2006 | 21/02/2008 | Dissolved |
| UNISYS EUROPEAN SERVICES LIMITED | 04102431 | 15/11/2000 | 14/02/2020 | Silver |
| UNISYS LIMITED | 00103709 | 25/03/1999 | 11/02/2020 | Gold |
| UNISYS PAYMENT SERVICES LIMITED | 02985219 | 31/03/1999 | 14/02/2020 | One Red Flag |
| UNISYS PENSION SCHEME TRUSTEE LIMITED | 05793007 | 09/11/2006 | 09/07/2007 | Silver |
| UNISYS TREASURY SERVICES LIMITED | 03824873 | 31/08/1999 | 14/02/2020 | Silver |
| UNISYS UK PENSION TRUSTEE LIMITED | 05775497 | 09/11/2006 | 09/07/2007 | Silver |