| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Ad Verbum Ltd | 02775831 | 01/09/2006 | Dissolved |
| Atlantic Optima Ltd | 04160107 | 31/03/2006 | Dissolved |
| CRISP SOFTWARE LIMITED | 02976487 | 01/09/2006 | Dissolved |
| Crisp General Solutions Ltd | 02976491 | 01/09/2006 | Dissolved |
| E - Ifa Ltd | 03714708 | 01/09/2006 | Dissolved |
| EXCHANGE MORTGAGES LIMITED | 03605001 | 01/09/2006 | Dissolved |
| Easytrade Ltd | 03714715 | 01/09/2006 | Dissolved |
| Exchange Fs.Com Ltd | 03789071 | 01/09/2006 | Dissolved |
| Fs Connexions Ltd | 03052777 | 01/09/2006 | Dissolved |
| Integrated System Objects Ltd | 03329989 | 01/09/2006 | Dissolved |
| Metgem Ltd | 02341195 | 28/03/2007 | Dissolved |
| Nb Hydro Power (Wales) Ltd | 03063716 | 17/10/2001 | Dissolved |
| Nb Share Scheme Trustees Ltd | 02525003 | 01/06/2000 | Dissolved |
| Nominee Services Ltd | 02930072 | 01/06/2000 | Dissolved |
| Norweb Final Salary Pension Scheme Trustee Ltd | 02380260 | 31/03/2003 | Dissolved |
| Norweb Money Purchase Pension Scheme Trustee Ltd | 02374639 | 22/06/2006 | Dissolved |
| Norweb Telecom Ltd | 04137045 | 08/01/2001 | Dissolved |
| Renewables Northwest Ltd | 04585566 | 31/03/2006 | Dissolved |
| The Exchange Network Services Ltd | 01998988 | 01/09/2006 | Dissolved |
| UNITED UTILITIES US INVESTMENTS LIMITED | 02380134 | 01/06/2000 | Dissolved |
| United Utilities Properties Ltd | 02333311 | 11/03/2002 | Dissolved |
| United Utilities Quest Trustee Ltd | 03447566 | 25/03/2008 | Dissolved |
| Vertex (Ireland) Ltd | NI032105 | 28/03/2007 | Dissolved |
| Vertexweb Ltd | 03714711 | 01/09/2006 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| E2U LIMITED | 04746689 | 01/07/2005 | 17/12/2008 | Dissolved |
| ELEAN POWER LIMITED | 02381529 | 17/10/2001 | 19/08/2011 | Dissolved |
| NB (MILES PLATTING COMMUNITY PROJECT) LIMITED | 02377331 | 15/11/2004 | 19/12/2007 | Dissolved |
| NB GENERATION LIMITED | 02381753 | 29/10/2004 | 19/08/2011 | Dissolved |
| NB LEASING LIMITED | 02377523 | 01/06/2000 | 19/12/2007 | Dissolved |
| NB POWER SERVICES (NO.1) LIMITED | 02380229 | 01/07/1998 | 19/08/2011 | Dissolved |
| NB PROPERTY AND ESTATE SERVICES NO.1 LIMITED | 02373209 | 01/06/2000 | 19/12/2007 | Dissolved |
| NB REAL ESTATE NO.1 LIMITED | 02377739 | 01/06/2000 | 19/08/2011 | Dissolved |
| NOR.WEB DPL LIMITED | 03481529 | 27/02/2006 | 19/12/2007 | Dissolved |
| NORTH WEST WATER FINANCE LIMITED | 03263102 | 13/01/2005 | 19/08/2011 | Dissolved |
| NORTH WEST WATER INTERNATIONAL LIMITED | 02374797 | 06/04/2006 | 19/08/2011 | Dissolved |
| NORTH WEST WATER LIMITED | 03528619 | 20/11/2000 | 19/08/2011 | Not Trading |
| NORTHERN HYDRO LIMITED | 02503927 | 26/02/2006 | 19/08/2011 | Dissolved |
| RENO (HIGHLAND) LIMITED | 03131188 | 27/10/2010 | 09/11/2010 | Amber |
| RENO (MORAY) LIMITED | 04141423 | 27/10/2010 | 09/11/2010 | Amber |
| RENO (TAY) LIMITED | 03528593 | 27/10/2010 | 09/11/2010 | Silver |
| SOUTH WEST STORES LIMITED | 02379722 | 01/06/2000 | 19/08/2011 | Dissolved |
| UNITED UTILITIES (DORMANT SUBSIDIARIES) LIMITED | 02379714 | 01/06/2000 | 19/08/2011 | Dissolved |
| UNITED UTILITIES COMMUNICATIONS LIMITED | 05556065 | 16/12/2005 | 19/08/2011 | Dissolved |
| UNITED UTILITIES FINANCE HOLDINGS LIMITED | 03203278 | 01/06/2000 | 24/09/2010 | Dissolved |
| UNITED UTILITIES FINANCIAL INVESTMENTS LIMITED | 05388379 | 10/03/2005 | 19/08/2011 | Dissolved |
| UNITED UTILITIES FINANCIAL SERVICES LIMITED | 05059812 | 12/03/2004 | 19/08/2011 | Dissolved |
| UNITED UTILITIES FINANCIAL SERVICES NO. 1 | 05070427 | 11/03/2004 | 19/08/2011 | Dissolved |
| UNITED UTILITIES HEALTHCARE TRUSTEE LIMITED | 02405032 | 30/09/2001 | 19/08/2011 | Not Trading |
| UNITED UTILITIES HOLDINGS TRUSTEE LIMITED | 02816762 | 01/06/2000 | 19/08/2011 | Dissolved |
| UNITED UTILITIES MIDDLE EAST LIMITED | 03325273 | 28/03/2007 | 20/11/2008 | Dissolved |
| UNITED UTILITIES NOMINEES LIMITED | 02380261 | 01/06/2000 | 19/08/2011 | Dissolved |
| UNITED UTILITIES ONE LIMITED | 03308286 | 01/06/2000 | 07/10/2009 | Dissolved |
| UNITED UTILITIES OPERATIONAL SERVICES (TRANSPORT) LIMITED | 04398653 | 09/11/2010 | 19/08/2011 | Dissolved |
| UNITED UTILITIES PROPERTY SERVICES LIMITED | 02380021 | 08/06/2009 | 19/08/2011 | Gold |
| UNITED UTILITIES PROPERTY SOLUTIONS (10010) LIMITED | 02377886 | 01/06/2000 | 07/05/2008 | Dissolved |
| UNITED UTILITIES TOTAL SOLUTIONS LIMITED | 02380133 | 01/06/2000 | 19/08/2011 | Amber |
| UNITED UTILITIES WATER LEASING LIMITED | 06493296 | 05/02/2008 | 01/09/2008 | Dissolved |
| UNITED UTILITIES WATER OPERATIONS HOLDINGS LIMITED | 06340357 | 01/04/2011 | 19/08/2011 | Dissolved |
| UU GROUP LIMITED | 02594435 | 01/06/2000 | 19/08/2011 | Not Trading |
| VEOLIA WATER SOLUTIONS INDUSTRIAL OUTSOURCING UK LIMITED | 02917042 | 01/06/2000 | 15/01/2008 | Dissolved |
| YCL TRANSPORT LIMITED | 03842309 | 30/03/2006 | 19/08/2011 | Not Trading |