| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BARHALE LIMITED | 01268005 | 05/06/2003 | 31/12/2005 | Silver |
| HALCROW WATER SERVICES LIMITED | 03055857 | 19/09/2003 | 31/07/2006 | Dissolved |
| HASTINGS WATER (UK) LIMITED | 04866247 | 02/10/2006 | 16/03/2011 | One Red Flag |
| HDF (UK) HOLDINGS LIMITED | 05462865 | 09/03/2007 | 20/12/2010 | Bronze |
| MKW HOLDCO 1 | 05265406 | 22/04/2005 | 01/11/2006 | Silver |
| MKW HOLDCO 2 LIMITED | 05265399 | 22/04/2005 | 01/11/2006 | Dissolved |
| Mid Kent Financing Ltd | 04493385 | 26/09/2003 | 01/11/2006 | Dissolved |
| Mid Kent Water Ltd | 02559449 | 04/07/2003 | 02/10/2006 | Dissolved |
| NAS SERVICES LIMITED | 02757062 | 01/09/2005 | 14/07/2011 | Bronze |
| NATIONAL AUTISTIC SOCIETY(THE) | 01205298 | 21/05/2005 | 14/07/2011 | Gold |
| SOUTH EAST WATER (HOLDINGS) LIMITED | 04771490 | 02/10/2006 | 16/03/2011 | Bronze |
| SOUTH EAST WATER LIMITED | 02679874 | 02/10/2006 | 31/03/2015 | One Red Flag |
| SWAN GROUP | 02288754 | 23/02/2004 | 01/11/2006 | Silver |
| SWAN PROPERTY LIMITED | 04529346 | 22/01/2004 | 01/11/2006 | Silver |
| Swan Capital Group Ltd | 04146751 | 04/07/2003 | 10/03/2005 | Dissolved |
| Swan Capital Holdings Ltd | 04063501 | 15/11/2004 | 10/03/2005 | Dissolved |
| Swan Capital Investments | 04164335 | 15/11/2004 | 10/03/2005 | Dissolved |
| Swan Capital Nominees Ltd | 04126046 | 15/11/2004 | 10/03/2005 | Dissolved |
| THAMES WATER PENSION TRUSTEES (MIS) LIMITED | 02403835 | 01/04/1995 | 09/05/2003 | Not Trading |
| THAMES WATER PROCUREMENT LIMITED | 03033015 | 15/01/1998 | 24/07/2001 | Dissolved |
| THAMES WATER UTILITIES LIMITED | 02366661 | 07/11/1995 | 17/05/2002 | Amber |