| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AERECO VENTILATION LIMITED | 02171632 | 20/03/2006 | Dissolved |
| AFI INVESTMENTS | 03713691 | 01/06/2005 | Dissolved |
| BARTERSTORE | 03452692 | 01/06/2005 | Dissolved |
| Bdi Research Ltd | 02079055 | 01/06/2005 | Dissolved |
| Bem Ltd | 03061489 | 01/06/2005 | Dissolved |
| Castleton Network Systems Ltd | 03574677 | 28/05/1998 | Dissolved |
| Cubepath Ltd | 03145731 | 23/02/1996 | Dissolved |
| DEALTALK LIMITED | 05356725 | 01/06/2005 | Dissolved |
| GFK MARTIN HAMBLIN LIMITED | 00905143 | 29/09/2006 | Dissolved |
| Gfk Media Ltd | 04626991 | 02/01/2003 | Dissolved |
| Ggc-Nop Ltd | 03403987 | 22/08/2006 | Dissolved |
| Hunt Uk Ltd | 04247031 | 31/01/2002 | Dissolved |
| INTERACTIVE RESEARCH LIMITED | 01792625 | 01/06/2005 | Dissolved |
| MIL RESEARCH GROUP LIMITED | 00471008 | 01/06/2005 | Dissolved |
| Mediametrics Ltd | 02764699 | 01/06/2005 | Dissolved |
| NATIONAL OPINION POLLS LIMITED | 03710501 | 01/06/2005 | Dissolved |
| Nop Consumer Market Research Ltd | 01792623 | 01/06/2005 | Dissolved |
| Nop Market Research Ltd | 00801975 | 01/06/2005 | Dissolved |
| Nop Mystery Shopping Ltd | 01792624 | 01/06/2005 | Dissolved |
| Nop Surveymaster Ltd | 03849252 | 01/06/2005 | Dissolved |
| Nopw Ltd | 03718823 | 01/06/2005 | Dissolved |
| Numbers Data Processing Ltd | 02375599 | 01/06/2005 | Dissolved |
| Numbers Market Research Ltd | 01992719 | 01/06/2005 | Dissolved |
| R. T. Retail Holdings Ltd | 03105462 | 22/09/1995 | Dissolved |
| ROPERASW EUROPE LIMITED | 02945135 | 01/06/2005 | Dissolved |
| Radio Research Ltd | 01802150 | 01/06/2005 | Dissolved |
| Schade Services Ltd | 02197010 | 20/05/1994 | Dissolved |
| Ztc Telecommunications (No. 1) Ltd | 06042279 | 05/01/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BIRCHMAN SOLUTIONS LIMITED | 02862196 | 01/04/2006 | 27/11/2006 | Bronze |
| Black Radio Taxicabs (1995) Ltd | 02985752 | 12/05/1995 | 12/05/1995 | Dissolved |
| CAPITAL DOCTORS LIMITED | 03508594 | 11/02/1998 | 01/05/1998 | Dissolved |
| CHAMBRE DE COMMERCE FRANCAISE DE GRANDE-BRETAGNE LIMITED | 00322528 | 18/05/2004 | 06/02/2006 | Gold |
| COGNOS EUROPE LIMITED | 04625338 | 24/12/2002 | 03/01/2003 | Dissolved |
| COGNOS LIMITED | 04625339 | 24/12/2002 | 03/01/2003 | Dissolved |
| China Journals Ltd | 02097181 | 29/11/1993 | 31/10/1997 | Dissolved |
| Clive Sutton Grp. | 03536308 | 24/06/1998 | 29/06/1998 | Dissolved |
| Computrax Ltd | 03492960 | 09/01/1998 | 03/03/1998 | Dissolved |
| DURA AUTOMOTIVE BODY & GLASS SYSTEMS UK LIMITED | 02558215 | 14/11/1992 | 05/03/1993 | One Red Flag |
| Development Journal Limited | 02200649 | 29/11/1993 | 31/10/1997 | Dissolved |
| Development Profile Ltd | 01715125 | 29/11/1993 | 31/10/1997 | Dissolved |
| ENTERPRISE RENT-A-CAR UK LIMITED | 02946689 | 04/07/1994 | 29/07/1994 | Bronze |
| FFE FIRE & SECURITY LIMITED | 04126594 | 12/12/2000 | 20/12/2000 | Dissolved |
| FIREBOY-XINTEX LIMITED | 05789560 | 21/04/2006 | 21/04/2006 | Not Trading |
| GENNUM UK LIMITED | 03480035 | 07/12/2007 | 27/01/2009 | Dissolved |
| GENNUM UK LIMITED | 03480035 | 08/12/1997 | 12/12/1997 | Dissolved |
| GFK ANIMAL HEALTH UK LIMITED | 03239446 | 01/10/1996 | 04/07/2008 | Dissolved |
| GFK ENTERTAINMENT AND TRAVEL UK LIMITED | 03073596 | 01/07/2008 | 21/01/2014 | Dissolved |
| GFK FIELD INTERVIEWING SERVICES UK LIMITED | 03105571 | 01/06/2005 | 30/11/2013 | Dissolved |
| GFK RETAIL AND TECHNOLOGY UK HOLDING LIMITED | 02673783 | 17/02/1992 | 16/03/1992 | Gold |
| GFK RETAIL AND TECHNOLOGY UK LTD | 02450463 | 03/05/1994 | 21/01/2014 | Silver |
| GFK SHARED SERVICES UK LIMITED | 03190837 | 01/06/2005 | 30/11/2013 | Dissolved |
| GFK TELEPHONE INTERVIEWING SERVICES UK LIMITED | 03180166 | 01/06/2005 | 30/11/2013 | Dissolved |
| GFK U.K. HOLDING LIMITED | 05419465 | 25/05/2005 | 30/11/2013 | Amber |
| GFK U.K. LIMITED | 02512551 | 01/06/2005 | 30/11/2013 | Silver |
| GFK UK ENTERTAINMENTS LIMITED | 06580668 | 30/04/2008 | 01/01/2014 | Dissolved |
| GRATTE BROTHERS SECURITY CONTROL SYSTEMS LIMITED | 04104311 | 03/11/2000 | 03/11/2000 | Not Trading |
| GUARDIAN INDUSTRIES U.K. LIMITED | 04139456 | 11/01/2001 | 01/05/2002 | Gold |
| GUY SALMON LIMITED | 03547864 | 14/05/1998 | 14/05/1998 | Not Trading |
| Gfk Great Britain Ltd | 01546385 | 03/05/1994 | 09/08/2001 | Dissolved |
| HUNT EUROPE LIMITED | 02467428 | 07/10/2001 | 13/11/2001 | Dissolved |
| Hager Powertech Ltd | 03694173 | 31/01/2002 | 14/08/2002 | Dissolved |
| Hunt Uk Ltd | 04247031 | 07/10/2001 | 12/10/2001 | Dissolved |
| Hunt Uk Ltd | 04247031 | 04/10/2001 | 07/10/2001 | Dissolved |
| IPSOS MYSTERY SHOPPING SERVICES UK LIMITED | 03190828 | 01/06/2005 | 30/11/2013 | Dissolved |
| IPSOS MYSTERY SHOPPING UK LIMITED | 05895847 | 03/08/2006 | 30/11/2013 | Dissolved |
| IRWIN MITCHELL LLP | OC343897 | 17/12/2015 | 29/04/2016 | Bronze |
| Icom Informatique Ltd | 03454952 | 20/10/1997 | 21/10/1997 | Dissolved |
| Itesoft Ltd | 04221510 | 22/05/2001 | 23/04/2002 | Dissolved |
| Journal Group Limited | 02162367 | 29/11/1993 | 31/10/1997 | Dissolved |
| L-ACOUSTICS UK LIMITED | 03927604 | 11/02/2000 | 14/02/2000 | Gold |
| LEAD-EX CONSULTANTS LIMITED | 03893272 | 08/12/1999 | 30/11/2002 | Dissolved |
| LYONSDOWN SCHOOL TRUST LIMITED | 01125436 | 01/09/2016 | 03/07/2019 | Insolvent |
| Looknbuy.Com Ltd | 03942020 | 02/03/2000 | 28/03/2000 | Dissolved |
| MACC UK LIMITED | 03481616 | 17/12/1997 | 13/01/2010 | Gold |
| MACC UK LIMITED | 03481616 | 10/12/1997 | 17/12/1997 | Gold |
| MADRANGE UK LIMITED | 03975766 | 18/04/2000 | 27/04/2000 | Dissolved |
| MATRIX MONITORING LIMITED | 04126614 | 12/12/2000 | 21/05/2002 | Dissolved |
| NOP WORLD LIMITED | 02379453 | 01/06/2005 | 21/01/2014 | Dissolved |
| NUMBERS SERVICES LIMITED | 01986188 | 01/06/2005 | 18/12/2013 | Dissolved |
| Netstaff Uk Ltd | 04027054 | 29/06/2000 | 03/07/2000 | Dissolved |
| Novestyle Ltd | 03970391 | 06/04/2000 | 10/04/2000 | Dissolved |
| OMESCO LIMITED | 03383442 | 03/06/1997 | 08/09/1997 | Dissolved |
| PEARLSHADOW LIMITED | 03547863 | 14/05/1998 | 14/05/1998 | Dissolved |
| Paul Belmondo Marketing Ltd | 04116269 | 23/11/2000 | 20/12/2000 | Dissolved |
| Pevia (Technology Finance) Ltd | 04847211 | 01/04/2006 | 26/07/2007 | Dissolved |
| R.Ii.R Ltd | 03492965 | 09/01/1998 | 03/03/1998 | Dissolved |
| RHEALISATION LLP | OC326278 | 01/05/2013 | 17/12/2015 | One Red Flag |
| Ravensmanor Ltd | 03533927 | 30/04/1998 | 14/05/1998 | Dissolved |
| Rmk Concept Ltd | 03280528 | 05/12/1996 | 11/12/1996 | Dissolved |
| SPARK FIELD SOLUTIONS LIMITED | 01425948 | 01/06/2005 | 30/11/2013 | Dissolved |
| St James D.I. Investments (Holdings) Ltd | 03808855 | 13/07/1999 | 10/09/1999 | Dissolved |
| The Dlp/Msi Coventry Jv Ltd | 03861510 | 14/10/1999 | 26/10/1999 | Dissolved |