| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Forth Energy Limited | 02385904 | 18/05/1992 | Dissolved |
| Merz Linton Ltd | 02937573 | 08/11/1994 | Dissolved |
| Merz Properties Limited | 02363191 | 20/03/1992 | Dissolved |
| Merz Rendel Williamson Ltd | 01987268 | 25/12/1990 | Dissolved |
| NORTHERN ENGINEERING CENTRE | 02424832 | 11/04/1994 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Merz & McLellan Properties Ltd | 00123950 | 22/02/1992 | 20/06/1994 | Dissolved |
| Merz & McLellan Services Ltd | 00496012 | 01/11/1991 | 20/06/1994 | Dissolved |
| Parsons Brinckerhoff (Europe) Ltd | 02887298 | 17/04/1996 | 16/04/1999 | Dissolved |
| Pb Power Holdings Ltd | 02560063 | 19/11/1991 | 25/04/1996 | Dissolved |