| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Bee B Ltd | 02623344 | 01/09/1992 | Dissolved |
| Clinical Diagnostics & Controls Ltd | 02861053 | 11/10/1993 | Dissolved |
| Ray Allen Group Holdings Ltd | 03458195 | 30/10/1997 | Dissolved |
| YOUGOV1208 Ltd | 05675275 | 16/01/2006 | Dissolved |
| YOUGOVALPHA LIMITED | 06296012 | 18/07/2007 | Dissolved |
| Yougovamerica Holdings Ltd | 06296010 | 18/07/2007 | Dissolved |
| Yougoveurope Holdings Ltd | 06296007 | 18/07/2007 | Dissolved |
| Z to A Ltd | 03589674 | 29/06/1998 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| UPRISING LEADERSHIP | 08252639 | 14/01/2013 | 03/11/2014 | Gold |
| YOUGOV PLC | 03607311 | 08/05/2000 | 06/02/2001 | Amber |
| YOUGOV PLC | 03607311 | 04/06/2003 | 31/03/2010 | Amber |
| YOUGOV SERVICES LIMITED | 06739732 | 03/11/2008 | 31/03/2010 | Bronze |
| YOUGOVCENTAUR TWO LIMITED | 06100272 | 27/02/2007 | 21/10/2010 | Dissolved |
| YOUGOVSTONE LIMITED | 06119964 | 04/04/2007 | 30/03/2010 | Dissolved |
| ZAHAWI & ZAHAWI LTD | 07285998 | 16/06/2010 | 09/01/2018 | One Red Flag |