| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Convergent Technologies (U K) Ltd | 01657481 | 31/10/1991 | Dissolved |
| Unisys Maintenance | 02943746 | 12/07/1994 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BMX INFORMATION SYSTEMS (U.K.) LIMITED | 01653767 | 31/05/1991 | 07/06/1995 | Bronze |
| Burroughs Machines Ltd | 02057369 | 01/05/1992 | 01/05/1995 | Dissolved |
| CENNOX DIEBOLD LIMITED | 02056813 | 16/08/2002 | 24/11/2009 | Gold |
| DIEBOLD EMEA PROCESSING CENTRE LIMITED | 03900711 | 16/08/2002 | 24/11/2009 | Dissolved |
| DIEBOLD SECURITY SYSTEMS LIMITED | 05424397 | 14/04/2005 | 11/07/2005 | Dissolved |
| GETRONICS UK LIMITED | 01544704 | 12/03/2001 | 05/04/2002 | Dissolved |
| Sperry Limited | 02672589 | 09/01/1992 | 01/05/1995 | Dissolved |
| THE ACRE RESIDENTS ASSOCIATION LIMITED | 02187475 | 12/10/1992 | 11/05/1995 | Gold |
| UNISYS GROUP SERVICES LIMITED | 00377778 | 22/03/1994 | 07/06/1995 | Amber |
| UNISYS HOLDINGS | 02104902 | 31/12/1991 | 07/06/1995 | One Red Flag |
| UNISYS LIMITED | 00103709 | 02/04/1992 | 07/06/1995 | Bronze |
| UNISYS PAYMENT SERVICES LIMITED | 02985219 | 16/01/1995 | 07/06/1995 | One Red Flag |