| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 00389621 LIMITED | 00389621 | 15/10/1992 | Dissolved |
| Carworks (U K) Ltd (The) | 00466442 | 15/10/1991 | Dissolved |
| Crystal Contracts Ltd | 02079800 | 23/02/1991 | Dissolved |
| Crystal Facilities Ltd | 00509160 | 10/10/1992 | Dissolved |
| Crystal Motorshops Ltd | 01883729 | 10/10/1992 | Dissolved |
| Crystal Rental Ltd | 00252327 | 10/10/1992 | Dissolved |
| Crystal of Hull Ltd | 00531131 | 15/10/1991 | Dissolved |
| Crystal of Scarborough Ltd | 00524882 | 10/10/1992 | Dissolved |
| Grandways Stores Ltd | 00682122 | 20/10/1994 | Dissolved |
| Riverside Restaurants Ltd | 02838538 | 14/07/1998 | Dissolved |
| WILLIAM JACKSON TRUSTEES LIMITED | 02489995 | 06/04/1991 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AUNT BESSIE'S LIMITED | 03974460 | 21/06/2005 | 13/10/2006 | Dissolved |
| FAMILY BUSINESSES UK LTD | 04258666 | 25/07/2001 | 19/12/2012 | Bronze |
| JACKSON'S BAKERY LIMITED | 03974455 | 23/06/2005 | 13/10/2006 | Amber |
| JACKSONS INNS & TAVERNS LIMITED | 00379244 | 15/10/1991 | 13/10/2006 | Amber |
| Just for Pets Ltd | 02692882 | 24/03/1992 | 31/12/1992 | Dissolved |
| KWOKS FOODS LIMITED | 03720231 | 22/06/2005 | 13/10/2006 | Dissolved |
| POCKLINGTON SCHOOL ENTERPRISES LIMITED | 01999738 | 16/09/2008 | 10/03/2023 | Bronze |
| POCKLINGTON SCHOOL PERFORMING ARTS CENTRE TRUST | 03906107 | 30/09/2008 | 07/05/2010 | Dissolved |
| POCKLINGTON SCHOOL TRUSTEE LIMITED | 06560143 | 09/04/2008 | 09/12/2016 | Amber |
| TRYTON FOODS (EXPORT) LIMITED | 00166404 | 15/10/1991 | 13/10/2006 | Dissolved |
| The Lincolnshire Business Development Centre Ltd | 03255264 | 17/12/1996 | 26/10/2000 | Dissolved |
| ULEX LTD | 02323553 | 10/06/1994 | 26/10/2000 | Silver |
| WILLIAM JACKSON & SON LIMITED | 02407442 | 19/01/2005 | 13/10/2006 | Not Trading |
| WILLIAM JACKSON & SON RECREATION CLUB LIMITED | 01785391 | 15/10/1991 | 13/10/2006 | Bronze |
| WILLIAM JACKSON BAKERY (EXPORT) LIMITED | 00367860 | 15/10/1991 | 13/10/2006 | Silver |
| WILLIAM JACKSON BAKERY LIMITED | 00417622 | 29/10/1992 | 13/10/2006 | Dissolved |
| WILLIAM JACKSON FOOD GROUP LIMITED | 03974470 | 28/04/2000 | 05/01/2007 | Bronze |
| WJS DORMANT LIMITED | 00506672 | 23/10/1991 | 05/01/2007 | Dissolved |
| WJS EXECUTIVES LIMITED | 05946697 | 11/10/2006 | 05/01/2007 | Not Trading |
| WJS FINANCE LIMITED | 03974464 | 28/04/2000 | 05/01/2007 | Not Trading |
| WJS MOTOR GROUP LIMITED | 00323026 | 10/10/1992 | 13/10/2006 | Dissolved |
| WYKELAND GROUP LIMITED | 02435148 | 16/10/2008 | 30/11/2022 | Gold |