| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BROPHY ENTERPRISE LIMITED | 01001462 | 30/07/1996 | 12/10/1998 | Insolvent |
| E-Water Ltd | 02290982 | 29/07/1996 | 12/10/1998 | Dissolved |
| ENGENICA LIMITED | 02295929 | 24/03/1997 | 12/10/1998 | Dissolved |
| Flow-Technical Services Ltd | 02370239 | 29/07/1996 | 12/10/1998 | Dissolved |
| Flowtechnics Ltd | 01861471 | 29/07/1996 | 12/10/1998 | Dissolved |
| J M A Ltd | 02041794 | 30/07/1996 | 12/10/1998 | Dissolved |
| LONDON STREETWORKS LIMITED | 03199923 | 16/05/1996 | 12/10/1998 | Dissolved |
| Metro Lease | 02388489 | 24/03/1997 | 12/10/1998 | Dissolved |
| Morgan Collis Group Ltd | 01147709 | 30/07/1996 | 12/10/1998 | Dissolved |
| Penetryn Ltd | 02034373 | 29/07/1996 | 12/10/1998 | Dissolved |
| S. HOLDINGS LIMITED | 02379475 | 27/02/1997 | 12/10/1998 | Dissolved |
| SURTA LIMITED | 01918188 | 18/04/1996 | 12/10/1998 | Dissolved |
| THAMES INCINERATION AND RECYCLING LIMITED | 03163599 | 30/07/1996 | 12/10/1998 | Dissolved |
| THAMES PIPELINE SOLUTIONS LIMITED | 02469817 | 29/07/1996 | 12/10/1998 | Dissolved |
| THAMES WASTE LIMITED | 02511705 | 30/07/1996 | 12/10/1998 | Dissolved |
| THAMES WATER DORM 1 LIMITED | 02479675 | 30/07/1996 | 12/10/1998 | Dissolved |
| THAMES WATER DRAINAGE SERVICES LIMITED | 02435863 | 30/07/1996 | 24/02/1997 | Dissolved |
| THAMES WATER ENVIRONMENTAL SERVICES LIMITED | 02334443 | 30/07/1996 | 12/10/1998 | Dissolved |
| THAMES WATER SERVICES MR LIMITED | 01920247 | 24/03/1997 | 12/10/1998 | Dissolved |
| Thames Water Overseas Holdings | 02388490 | 24/03/1997 | 12/10/1998 | Dissolved |
| Thames Water Services Mk Ltd | 02295934 | 24/03/1997 | 12/10/1998 | Dissolved |
| Thames Water Services Mrf Ltd | 01731804 | 24/03/1997 | 12/10/1998 | Dissolved |
| Thames Water Services Mrl Ltd | 02245358 | 24/03/1997 | 12/10/1998 | Dissolved |
| Thames Water Services Mrs Ltd | 01733392 | 24/03/1997 | 12/10/1998 | Dissolved |
| VALENCIA WASTE (THAMES) LIMITED | 02990277 | 14/10/1997 | 12/10/1998 | One Red Flag |
| VEOLIA WATER OUTSOURCING LIMITED | 02518607 | 30/07/1996 | 30/04/1999 | Gold |