| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| FIELDWORK SCOTLAND LIMITED | SC131654 | 03/05/1991 | Dissolved |
| HEXAGON RESEARCH & CONSULTING LIMITED | SC272737 | 01/09/2004 | Dissolved |
| M R U K Computing Ltd | SC120899 | 18/12/1991 | Dissolved |
| M.R.S. CONSULTANTS LIMITED | SC155631 | 30/01/1995 | Dissolved |
| MARKET RESEARCH NORTH EAST LTD | FC016138 | 24/09/1991 | Bronze |
| Market Research North West Ltd | 02693796 | 28/02/1992 | Dissolved |
| Market Research South East Ltd | 02693795 | 28/02/1992 | Dissolved |
| Mruk Consultants Limited | SC134628 | 23/10/1991 | Dissolved |
| Mruk Fieldwork Ltd | 02852744 | 13/09/1993 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CELLO HEALTH CONSULTING LTD | 02426293 | 26/09/1991 | 31/01/2003 | Dissolved |
| CELLO HEALTH INSIGHT LTD | 02775511 | 21/12/1992 | 31/01/2003 | Dissolved |
| CELLO MRUK RESEARCH LIMITED | 02693794 | 28/02/1992 | 31/01/2003 | Dissolved |
| Elmwood Properties Ltd | SC120695 | 14/09/1990 | 31/01/2003 | Dissolved |
| MARKET RESEARCH SCOTLAND LIMITED | SC100320 | 31/08/1989 | 31/01/2003 | Dissolved |
| MARKET RESEARCH WALES LIMITED | 03131865 | 29/11/1995 | 31/01/2003 | Dissolved |
| Market Research Europe Ltd | 02417021 | 25/08/1991 | 31/01/2003 | Dissolved |