| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Custom Cast Products (Ross-On-Wye) Ltd | 06679546 | 22/08/2008 | Dissolved |
| WILLIS PUBLICITY (HARPENDEN) LIMITED | 03448035 | 01/10/2023 | Silver |
| WILLIS PUBLICITY MANAGEMENT LTD | SC372079 | 01/02/2010 | Dissolved |
| Willis Publicity (1997) Ltd | 03443281 | 02/10/1997 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| DIAMOND PRINTED PRODUCTS LIMITED | 05855448 | 22/06/2006 | 04/07/2014 | Not Trading |
| FLYNTEK LIMITED | 07984140 | 24/10/2012 | 16/06/2014 | Amber |
| JOHN LAING CONSTRUCTION LIMITED | 00172161 | 31/05/1992 | 31/12/1994 | Amber |
| JOHN LAING INVESTMENTS LIMITED | 00780225 | 31/05/1991 | 31/10/1994 | Bronze |
| JOHN LAING LIMITED | 01345670 | 31/05/1992 | 31/12/1994 | Silver |
| John Laing Construction(Finance) Ltd | 00807313 | 31/05/1991 | 31/10/1994 | Dissolved |
| LAING ENGINEERING LIMITED | 01541508 | 31/05/1992 | 31/10/1994 | Gold |
| LAING PROJECTS (UK) LIMITED | 00685731 | 31/05/1991 | 19/04/1993 | Insolvent |
| LAING PROPERTY HOLDINGS LIMITED | 00806760 | 31/05/1991 | 19/04/1993 | Gold |
| Laing Investments (Maple Cross) Ltd | 01301954 | 03/09/1992 | 02/08/1995 | Dissolved |
| Laing,John,Ventures Ltd | 00502222 | 31/05/1991 | 31/10/1994 | Dissolved |
| Millbourne Developments Ltd | 02298597 | 31/05/1991 | 31/10/1994 | Dissolved |
| SEVERN RIVER CROSSING PLC | 02379695 | 12/11/1992 | 31/12/1994 | Dissolved |
| Southern Bricklaying Ltd | 01834868 | 31/05/1992 | 31/10/1994 | Dissolved |
| WILLIS PUBLICITY (HARPENDEN) LIMITED | 03448035 | 05/02/2009 | 06/09/2023 | Silver |