| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| C M A Medical Data Ltd | 01808515 | 15/09/1998 | Dissolved |
| C.M.A. Data Services Ltd | 02210543 | 15/09/1998 | Dissolved |
| Docpal Systems Ltd | 01510604 | 15/09/1998 | Dissolved |
| P M S I Medical Research Factors Ltd | 01525573 | 15/09/1998 | Dissolved |
| Pharmacy Systems Limited | 02606052 | 15/09/1998 | Dissolved |
| Post Marketing Surveillance International Ltd | 01214830 | 11/03/1999 | Dissolved |
| Specialist Media Services Ltd | 01827787 | 15/09/1998 | Dissolved |
| The Medical Direct Mail Organisation Ltd | 01217804 | 11/03/1999 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| IMS HEALTH NETWORKS LIMITED | 02670987 | 15/09/1998 | 21/09/2004 | Gold |
| IMS HEALTH SURVEYS LIMITED | 01401428 | 02/09/1998 | 21/09/2004 | Amber |
| IQVIA SOLUTIONS UK LIMITED | 00634325 | 11/03/1999 | 16/10/2003 | Not Trading |
| PHARMACIA LABORATORIES LIMITED | 00695328 | 01/06/1991 | 11/12/1995 | Dissolved |
| PHARMACIA UK LIMITED | 02534142 | 21/02/1992 | 12/01/1996 | Dissolved |
| SOURCE INFORMATICS LIMITED | 03127964 | 02/09/1998 | 21/09/2004 | Gold |