| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CLOSED SOLUTIONS LIMITED | 04527169 | 05/09/2002 | Dissolved |
| Charteris Mackie & Baillie Ltd | 03455730 | 01/07/2002 | Dissolved |
| Consols Ltd | 05653006 | 13/12/2005 | Dissolved |
| GEOPOLITICAL SOLUTIONS LTD | 04210619 | 03/05/2001 | Silver |
| International Technology Advisory Group Ltd | 04954775 | 06/11/2003 | Dissolved |
| OI5 CARBON LTD | 14610744 | 23/05/2023 | Dissolved |
| OI5 SOLUTIONS LTD | 15090870 | 23/08/2023 | Strike Off |
| S3T Ltd | 04231193 | 08/06/2001 | Dissolved |
| Sparks Technology Ltd | 04792903 | 29/07/2003 | Dissolved |
| THOREKON LIMITED | 07280521 | 16/09/2010 | Dissolved |
| WORLDWIDEWATER LTD | 09095093 | 20/06/2014 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BLUE STAR CAPITAL PLC | 05174441 | 23/09/2008 | 28/06/2013 | Bronze |
| DEFINITION INTERNATIONAL LTD. | 04029321 | 15/05/2002 | 22/09/2008 | Dissolved |
| Evesham Plc | 04546829 | 05/07/2004 | 21/04/2006 | Dissolved |
| ITC ENERGY SOLUTIONS LTD | 09709925 | 30/07/2015 | 01/04/2017 | Dissolved |
| ITC GLOBAL SOLUTIONS LTD | 09709757 | 30/07/2015 | 01/04/2017 | Dissolved |
| QTEL GLOBAL NETWORKS LIMITED | 05364345 | 15/02/2005 | 01/02/2006 | Dissolved |
| TABLE 27 LIMITED | 05169201 | 29/07/2004 | 31/03/2011 | Dissolved |
| TRANGO LTD | 05490754 | 20/08/2009 | 31/03/2011 | Dissolved |
| TRIDEX SOLUTIONS HOLDINGS LIMITED | 07377307 | 13/10/2010 | 30/01/2011 | Dissolved |
| TRIDEX SOLUTIONS LIMITED | 07408330 | 14/10/2010 | 20/02/2011 | Dissolved |
| WEISS TECHNIK UK LIMITED | 03659232 | 27/10/1999 | 17/01/2002 | Amber |
| WRIGHTSON POWER MANAGEMENT LIMITED | SC330367 | 01/09/2008 | 31/01/2011 | Dissolved |