| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Divertar Limited | 02676082 | 24/04/1992 | Dissolved |
| Global Canopies (Europe) Limited | 02514312 | 21/06/1991 | Dissolved |
| Global Structures International Ltd | 01540629 | 14/04/1991 | Dissolved |
| Plankton Ltd | 01051889 | 14/04/1991 | Dissolved |
| Portman Structures Limited | 02676077 | 24/08/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ART REVIEW LTD. | 02720767 | 07/10/1992 | 08/06/1993 | Amber |
| PORTMAN ENTERTAINMENT LIMITED | 00647800 | 22/03/1991 | 01/01/1994 | Gold |
| PORTMAN INVESTMENT MANAGEMENT LIMITED | 02789946 | 25/11/1993 | 13/06/1995 | Dissolved |
| PORTMAN PRODUCTIONS LIMITED | 02195623 | 30/11/1991 | 16/01/1997 | Amber |
| Portman Global Ltd | 02057929 | 14/12/1991 | 01/09/1992 | Dissolved |