| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Adopted Plan Ltd | 03270128 | 28/10/1996 | Dissolved |
| Bayford Thornfield Petroleum Ltd | 02626205 | 03/07/1991 | Dissolved |
| Dataprize Ltd | 02454774 | 21/12/1991 | Dissolved |
| Firstlook Limited | 02406270 | 20/07/1992 | Dissolved |
| Formfaster Ltd | 02404025 | 13/07/1992 | Dissolved |
| Roadside Developments Leeds Ltd. | 02909635 | 11/04/1994 | Dissolved |
| Thornfield Developments (Bingley) Ltd | 03365955 | 11/06/1997 | Dissolved |
| Thornfield Developments (Gateshead) Ltd | 03316819 | 08/06/1997 | Dissolved |
| Thornfield Retail Ltd | 03316820 | 01/04/1997 | Dissolved |
| Thornfield Roadside (U K) Ltd | 02598225 | 04/04/1991 | Dissolved |
| Thornfield Securities (Leeds) Ltd | 02555099 | 05/11/1991 | Dissolved |
| Thornfield Service Areas Limited | 02610617 | 14/05/1991 | Dissolved |
| Whitehall Road Limited | 02666250 | 21/02/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Borofield Group Ltd | SC165748 | 19/12/1996 | 29/04/1999 | Dissolved |
| Boudoir Kitten Ltd | 02676156 | 06/01/1992 | 02/02/2004 | Dissolved |
| CAPITOL PROJECTS LIMITED | 02909710 | 13/04/1994 | 01/09/2004 | Dissolved |
| EUROPA HOMES LIMITED | SC152489 | 14/06/1995 | 13/12/1995 | Dissolved |
| East Leeds Developments (Royds Green) Ltd | 02965545 | 06/10/1994 | 29/01/1999 | Dissolved |
| East Leeds Developments (Whinmoor) Ltd | 02965546 | 06/10/1994 | 29/01/1999 | Dissolved |
| HEATON PROPERTIES (SOUTHERN) LIMITED | 03253563 | 10/02/1997 | 15/04/2004 | Dissolved |
| HEATON PROPERTY MANAGEMENT PLC | 02537881 | 29/10/1990 | 29/04/1998 | Dissolved |
| Heaton Properties (Leeds) Ltd | 01819772 | 31/12/1991 | 11/09/2000 | Dissolved |
| REDHOUSE PROJECTS LIMITED | 02945476 | 16/09/1994 | 29/01/1999 | Amber |
| ROCK REGENERATION LIMITED | 07122641 | 12/01/2010 | 05/10/2019 | Dissolved |
| SEASIDE 6 LIMITED | SC107572 | 07/02/1996 | 29/04/1999 | Dissolved |
| SLR OUTLETS LIMITED | 09793428 | 24/09/2015 | 05/10/2019 | Silver |
| SOCIALIZE LIMITED | 02555103 | 05/11/1991 | 01/09/2003 | Dissolved |
| THORNFIELD INVESTMENTS LIMITED | 03515427 | 25/06/1998 | 12/01/2010 | Dissolved |
| THORNFIELD PROPERTIES PLC | 03516056 | 11/05/2000 | 12/01/2010 | Dissolved |
| TP 2005 LIMITED | 02620557 | 14/06/1992 | 06/10/1994 | Dissolved |
| Thorndale Developments Ltd | 03054456 | 17/10/1995 | 16/05/1996 | Dissolved |
| WEST DARLINGTON DEVELOPMENT CO. LIMITED | 02783368 | 12/05/1993 | 23/11/2004 | Dissolved |