| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Appleby Slag Co Ltd | 02437524 | 05/11/1993 | Dissolved |
| Slag Aggregates Ltd | 00547097 | 05/11/1993 | Dissolved |
| The J M Uren Trust Corporation Ltd | 02813367 | 30/06/1993 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AGGREGATE INDUSTRIES HOLDINGS LIMITED | 00182412 | 29/06/1991 | 01/09/1993 | Bronze |
| APPLEBY GROUP LIMITED | 00499594 | 05/11/1993 | 01/03/2006 | Gold |
| Appleby Abrasives Ltd | 00640478 | 05/11/1993 | 01/03/2006 | Dissolved |
| Bardon Group (Pension Trustee) Ltd | 01801642 | 22/06/1991 | 12/11/1992 | Dissolved |
| CALUMITE LIMITED | 00948298 | 05/11/1993 | 01/03/2006 | Silver |
| CIVIL AND MARINE (HOLDINGS) LIMITED | 02854405 | 27/10/1993 | 01/03/2006 | Gold |
| CIVIL AND MARINE LIMITED | 02301423 | 05/11/1993 | 01/03/2006 | Gold |
| CIVIL AND MARINE SLAG CEMENT LIMITED | 02672659 | 02/01/1993 | 01/03/2006 | Not Trading |
| European Marine Aggregates Ltd | 01970267 | 10/12/1991 | 16/03/1992 | Dissolved |
| Frodingham Cement Co Ltd | 00691292 | 05/11/1993 | 01/03/2006 | Dissolved |
| HANSON MARINE HOLDINGS LIMITED | 01507397 | 25/10/1991 | 20/11/1995 | Gold |
| HANSON MARINE LIMITED | 00545217 | 25/10/1991 | 20/11/1995 | Silver |
| MINERAL PRODUCTS ASSOCIATION LIMITED | 01634996 | 29/06/1994 | 10/07/2003 | Bronze |
| PURFLEET AGGREGATES LIMITED | 01691431 | 25/10/1992 | 20/11/1995 | Amber |
| REZINCOTE (1995) LIMITED | 01473249 | 05/11/1993 | 01/03/2006 | Not Trading |
| Skills From Experience | 02831399 | 29/06/1993 | 17/11/1994 | Dissolved |
| THE CORDWAINERS EDUCATIONAL AND TRAINING CHARITABLE TRUST COMPANY | 03100993 | 22/09/1995 | 31/07/1999 | Silver |
| THE PLACE OF TILLIEFOURE LIMITED | 03468475 | 02/12/1997 | 09/08/2019 | Not Trading |
| THE PURFLEET SHIP TO SHORE CONVEYOR COMPANY LIMITED | 02672647 | 16/03/1992 | 01/03/2006 | Not Trading |
| THE ROYAL SOCIETY FOR BLIND CHILDREN | 00139928 | 06/11/1991 | 04/10/1994 | Insolvent |