| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| VAUXHALL ENGINEERING CENTRE LIMITED | 02191202 | 13/06/2005 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AUTOMOTIVE UK NO.1 | 03785354 | 28/01/2010 | 30/06/2013 | Dissolved |
| CHEVROLET UK LIMITED | 04533384 | 03/12/2009 | 18/10/2012 | Dissolved |
| ECUMENICAL PARTNERSHIP INITIATIVES | 06951383 | 01/06/2010 | 08/02/2011 | Silver |
| GENERAL MOTORS EUROPE LIMITED | 07556915 | 11/03/2011 | 30/06/2013 | Silver |
| GENERAL MOTORS LIMITED | 01682792 | 28/01/2010 | 30/06/2013 | Silver |
| GM HOLDINGS U.K. NO. 1 LIMITED | 07549071 | 11/03/2011 | 30/06/2013 | Bronze |
| GM SPECIALITY VEHICLES UK LIMITED | 05829958 | 28/01/2010 | 30/06/2013 | Bronze |
| HOLDINGS U.K. NO.3 LIMITED | 07549094 | 11/03/2011 | 30/06/2013 | Dissolved |
| IBC VEHICLES LIMITED | 02091272 | 18/01/2008 | 30/06/2013 | Gold |
| OTIC LIMITED | 06356274 | 01/06/2008 | 30/06/2013 | Dissolved |
| SAAB GREAT BRITAIN LIMITED | 00672661 | 17/12/2003 | 31/05/2010 | Dissolved |
| SOCIETY OF MOTOR MANUFACTURERS AND TRADERS LIMITED(THE) | 00074359 | 01/01/2008 | 30/06/2013 | Gold |
| UTAC UK LTD | 02230262 | 01/08/2008 | 30/06/2013 | Amber |
| VAUXHALL MOTORS LIMITED | 00135767 | 01/07/2001 | 30/06/2013 | Bronze |
| VHC SUB-HOLDINGS (UK) | 02494621 | 28/01/2010 | 30/06/2013 | Dissolved |