| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Lrdc (Environmental Engineering) Ltd | 01978395 | 20/03/1995 | Dissolved |
| Maunsell Black & Veatch Ltd | 02678657 | 12/02/1992 | Dissolved |
| Yeoman Nominees Ltd | 02590565 | 31/10/1994 | Dissolved |
| Yeoman Personnel Ltd | 01918217 | 29/09/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 35 BIRDHURST ROAD LIMITED | 04012063 | 09/06/2000 | 11/09/2001 | Not Trading |
| AECOM GLOBAL GROUP LIMITED | 02492136 | 02/05/1994 | 16/05/1997 | Amber |
| AECOM LIMITED | 01846493 | 19/12/1991 | 30/06/1992 | Silver |
| ASSOCIATION FOR CONSULTANCY AND ENGINEERING | 00132142 | 13/05/1994 | 16/05/1997 | Silver |
| Balfour Maunsell International Ltd | 01503258 | 31/12/1991 | 18/09/1995 | Dissolved |
| Designer Composites Technology Ltd | 02397200 | 14/01/1995 | 23/06/1997 | Dissolved |
| FC8926 Ltd | 02348999 | 30/10/1996 | 18/06/1997 | Dissolved |
| G A Maunsell Ltd | 03140496 | 18/06/1996 | 16/05/1997 | Dissolved |
| G Maunsell & Partners International Ltd | 02029227 | 05/12/1991 | 30/05/1997 | Dissolved |
| Himemoor Ltd | 03120158 | 06/03/1997 | 01/10/1998 | Dissolved |
| INTERSICA LIMITED | 03555950 | 08/07/1998 | 30/11/1998 | Dissolved |
| INTERSICA LIMITED | 03555950 | 30/04/1998 | 30/11/1998 | Dissolved |
| MAUNSELL INTERNATIONAL PROJECTS LIMITED | 01921890 | 31/12/1991 | 16/05/1997 | Dissolved |
| MAUNSELL STRUCTURAL PLASTICS LIMITED | 01703433 | 25/01/1995 | 23/06/1997 | Dissolved |
| Maunsell Consultants (Holdings) Ltd | 01559290 | 31/12/1991 | 16/05/1997 | Dissolved |
| Maunsell Nominees Ltd | 00935074 | 26/04/1994 | 23/06/1997 | Dissolved |
| Maunsell Parsons Brinckerhoff Ltd | 02232027 | 24/04/1995 | 06/06/1997 | Dissolved |