| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BEL ENGINEERING (SURBITON) LIMITED | 01940848 | 18/07/1992 | Dissolved |
| D & K PRODUCTS LIMITED | 00796723 | 18/07/1992 | Dissolved |
| D & K WATERSAVERS LTD | 06373042 | 20/09/2007 | Dissolved |
| Kado Ltd | 03615424 | 01/10/2002 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ABLAZE GREEN ENERGY SOLUTIONS LTD | 04468215 | 18/04/2005 | 30/10/2009 | Silver |
| DORMIY GROUP LIMITED | 06135690 | 15/01/2009 | 24/01/2011 | Dissolved |
| DORMIY O R LIMITED | 06995733 | 20/08/2009 | 24/01/2011 | Dissolved |
| Kado Ltd | 03615424 | 13/08/1998 | 26/11/2003 | Dissolved |
| MINSTER COURT MANAGEMENT COMPANY LIMITED | 03475984 | 06/09/2000 | 01/12/2004 | Gold |
| PROMANET LIMITED | 06376388 | 12/06/2009 | 24/01/2011 | Dissolved |
| Platinum Telemetry Ltd | 00943483 | 01/03/2004 | 31/08/2004 | Dissolved |
| WATERSAVE ENTERPRISES (UK) LTD | 06005353 | 25/06/2007 | 01/10/2008 | Dissolved |