| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 21ST CENTURY FILMWORKS LIMITED | 06792384 | 02/02/2012 | Not Trading |
| Electro Silica Energy Ltd | 05375008 | 10/04/2005 | Dissolved |
| Electro Silica Energy Ventures Ltd | 05374989 | 18/04/2005 | Dissolved |
| Electro Silica Global Resources Ltd | 05375020 | 18/04/2005 | Dissolved |
| Electro Silica Micro Tech Ltd | 05375031 | 18/04/2005 | Dissolved |
| Electro Silica Resources Ltd | 05374999 | 18/04/2005 | Dissolved |
| Electro Silica Technology Ltd | 05375003 | 18/04/2005 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| DC DRILLING PLC | 05555122 | 06/09/2005 | 21/01/2011 | Dissolved |
| IMPERIAL SPORTS AGENCY LTD | 07995270 | 15/10/2013 | 10/11/2013 | Silver |
| INTERSICA LIMITED | 03555950 | 30/11/1998 | 22/07/2011 | Dissolved |
| KAPPA OIL SERVICES LIMITED | 04341043 | 31/12/2003 | 24/03/2006 | Dissolved |
| KAPPA OIL SERVICES LIMITED | 04341043 | 18/01/2002 | 18/01/2011 | Dissolved |
| NO.4 BLUNT ROAD LIMITED | 05585229 | 06/10/2005 | 07/01/2007 | Silver |
| OTREUS LIMITED | 07996746 | 15/02/2013 | 19/11/2013 | Dissolved |
| PHOENIX RESOURCES LTD | 05770314 | 05/04/2006 | 03/07/2006 | Silver |
| STERIWAVE LTD | 05527733 | 16/09/2009 | 27/01/2010 | Silver |
| UNITED OIL LTD | 05756534 | 10/10/2007 | 10/10/2007 | Dissolved |