| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| E A F Ltd | 02958602 | 07/09/1994 | Dissolved |
| Laing,John,Ventures Ltd | 00502222 | 01/11/1994 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Arrideo Plc | 04021151 | 06/07/2000 | 25/01/2001 | Dissolved |
| CALEDONIAN LAND LIMITED | SC122889 | 26/07/1990 | 18/10/1990 | Dissolved |
| CALEDONIAN LAND PROPERTIES LIMITED | SC121349 | 31/07/1990 | 18/10/1990 | Dissolved |
| HIDDEN HEARING INTERNATIONAL PLC | 03405889 | 03/07/1998 | 25/02/2000 | Gold |
| Hosanna Ltd | SC096043 | 12/05/1989 | 15/11/1990 | Dissolved |
| JOHN LAING CONSTRUCTION LIMITED | 00172161 | 22/12/1998 | 22/10/2001 | Silver |
| JOHN LAING INTERNATIONAL LIMITED | 00623253 | 11/01/1999 | 22/10/2001 | Amber |
| JOHN LAING INVESTMENTS LIMITED | 00780225 | 05/07/1993 | 13/09/1999 | Bronze |
| JOHN LAING LIMITED | 01345670 | 31/05/1992 | 30/04/2001 | Silver |
| KIER PROPERTY DEVELOPMENTS LIMITED | 00873685 | 31/05/1992 | 02/11/1998 | Bronze |
| LAING CONSTRUCTION LIMITED | 03074000 | 06/11/1998 | 22/10/2001 | Silver |
| LAING INFRASTRUCTURE HOLDINGS LIMITED | 02759535 | 01/10/1997 | 13/09/1999 | Dissolved |
| LAING INVESTMENT COMPANY LIMITED | 02916386 | 30/03/1994 | 15/08/2000 | Amber |
| LAING LIMITED | 03637584 | 05/11/1998 | 22/10/2001 | Silver |
| LAING PROPERTY HOLDINGS LIMITED | 00806760 | 19/04/1993 | 02/11/1998 | Gold |
| LONDON SCHOOL OF THEOLOGY | 00381332 | 17/02/1995 | 24/02/2004 | Silver |
| Lfl Realisations Ltd | SC117358 | 18/04/1989 | 15/11/1990 | Dissolved |
| Lilley P L C | SC029846 | 01/06/1989 | 15/11/1990 | Dissolved |
| Lilley Trustees Ltd | SC086827 | 15/07/1988 | 15/11/1990 | Dissolved |
| Lilley,F J C,International Division Ltd | SC020413 | 08/08/1988 | 15/11/1990 | Dissolved |
| Lilley,W P F,Ltd | SC028313 | 24/06/1988 | 15/11/1990 | Dissolved |
| Lld Realisations Ltd | SC035913 | 12/05/1989 | 15/11/1990 | Dissolved |
| OCTAGON HEALTHCARE HOLDINGS (NORWICH) LIMITED | 03367686 | 07/01/1998 | 15/06/1999 | Bronze |
| OCTAGON HEALTHCARE LIMITED | 03112891 | 07/01/1998 | 15/06/1999 | Silver |
| SEVERN RIVER CROSSING PLC | 02379695 | 01/01/1995 | 04/04/2001 | Dissolved |
| UK HIGHWAYS LIMITED | 03310615 | 28/04/1997 | 01/06/1999 | Gold |
| UK HIGHWAYS M40 (HOLDINGS) LIMITED | 02939644 | 27/03/1995 | 28/10/1998 | Silver |
| UK HIGHWAYS M40 LIMITED | 03045707 | 31/07/1996 | 23/10/1996 | Silver |
| UK HIGHWAYS MANAGEMENT SERVICES LIMITED | 03310620 | 14/11/1997 | 01/06/1999 | Gold |