| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| FORUM FOR THE FUTURE | 02959712 | 01/12/2020 | Gold |
| Interbrand Newell & Sorrell Ltd | 01181224 | 24/11/1997 | Dissolved |
| LEADERBRAND LIMITED | 12963338 | 20/10/2020 | Dissolved |
| RITA CLIFTON LIMITED | 08112428 | 20/06/2012 | Silver |
| THE GREEN ALLIANCE TRUST | 03037633 | 17/07/2018 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ASCENTIAL GROUP LIMITED | 00435820 | 17/06/2005 | 20/03/2008 | Silver |
| ASCENTIAL LIMITED | 09934451 | 12/05/2016 | 09/10/2024 | Silver |
| ASOS PLC | 04006623 | 01/04/2014 | 31/03/2020 | Bronze |
| BRANDCAP LIMITED | 08427697 | 04/03/2013 | 16/03/2020 | Not Trading |
| BRITISH UNITED PROVIDENT ASSOCIATION LIMITED(THE) | 00432511 | 01/07/2010 | 11/05/2016 | Gold |
| CURRYS RETAIL GROUP LIMITED | 03847921 | 01/09/2003 | 06/09/2012 | Bronze |
| HENLEY FESTIVAL LIMITED | 02284295 | 12/03/2010 | 16/12/2016 | Bronze |
| INTERBRAND GROUP | 02071702 | 01/01/1998 | 07/05/2004 | Not Trading |
| INTERBRAND U.K. LIMITED | 01703469 | 08/02/2001 | 31/07/2012 | One Red Flag |
| SAATCHI & SAATCHI GROUP LTD | 00231824 | 27/03/1991 | 05/10/1995 | Bronze |
| THE CONSERVATION VOLUNTEERS | 00976410 | 01/04/2011 | 31/03/2017 | Bronze |
| THE SUSTAINABLE RESTAURANT ASSOCIATION LIMITED | 03189704 | 25/04/1996 | 01/09/1997 | Amber |
| THIRTY CLUB OF LONDON,LIMITED(THE) | 00167635 | 09/09/2008 | 14/09/2010 | Gold |
| Visionmeadow Ltd | 03411454 | 16/09/1997 | 31/12/1997 | Dissolved |
| WWF-UK | 04016725 | 28/06/2007 | 27/06/2013 | Silver |
| YONDER CONSULTING GROUP LIMITED | 08910939 | 01/04/2015 | 31/10/2017 | Bronze |
| YONDER CONSULTING LIMITED | 04153928 | 01/10/2004 | 31/10/2017 | Silver |