| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ARTHUR BRANWELL & CO. LIMITED | 00079908 | 04/02/1994 | Silver |
| BRANWELL PRODUCTS LIMITED | 00734052 | 12/03/1997 | Dissolved |
| ENVIRONMENTAL PROTECTION INDUSTRIES LIMITED | 03763024 | 29/04/1999 | Silver |
| GRAPHEXEL LIMITED | 07063813 | 01/01/2010 | Bronze |
| GXL TRIBOLOGY LIMITED | 10928899 | 23/08/2017 | Not Trading |
| H.BENNETT & COMPANY(LONDON)LIMITED | 00482118 | 30/06/1992 | Dissolved |
| KING CHARLES FOODS LIMITED | 00523782 | 30/06/1992 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BRANWELL GRAPHITE LIMITED | 03843972 | 30/09/1999 | 15/07/2010 | Dissolved |
| BRANWELL GRAPHITE LIMITED | 03843972 | 17/09/1999 | 15/07/2010 | Dissolved |
| C R AVERILL LIMITED | 03812011 | 30/09/1999 | 06/07/2011 | Dissolved |
| INCAL CORP LTD | 09258340 | 15/11/2019 | 23/03/2020 | Insolvent |
| T S WILSON & CO LIMITED | 03799670 | 30/09/1999 | 06/07/2011 | Dissolved |