| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Analysis Group Europe Ltd | 02878505 | 02/01/2004 | Dissolved |
| Drax Torches Ltd | 03089065 | 08/08/1995 | Dissolved |
| Drax Torches Ltd | 03089065 | 08/08/1995 | Dissolved |
| Gekko Limited | 02751480 | 29/09/1992 | Dissolved |
| Gekko Limited | 02751480 | 29/09/1992 | Dissolved |
| M+c (Dormant) Ltd | 03061960 | 26/05/1995 | Dissolved |
| M+c (Dormant) Ltd | 03061960 | 26/05/1995 | Dissolved |
| Optical Generics Ltd | 03567444 | 14/05/1998 | Dissolved |
| Quantor Diplex Ltd | 03962528 | 03/04/2000 | Dissolved |
| Quantor Diplex Ltd | 03962528 | 03/04/2000 | Dissolved |
| Quantor Dispensers Ltd | 03488021 | 05/01/1998 | Dissolved |
| Quantor Dispensers Ltd | 03488021 | 05/01/1998 | Dissolved |
| Rotacon Plc | 02208733 | 14/08/1991 | Dissolved |
| Sks Bioventures Ltd | 03358629 | 23/04/1997 | Dissolved |
| Toric Ltd | 04162995 | 19/02/2001 | Dissolved |
| Widefield Ltd | 03625155 | 04/12/1998 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CHORD CAPITAL LIMITED | 02032847 | 31/07/1991 | 11/03/1992 | Gold |
| CLARENCE GATE GARDENS (FREEHOLD) LIMITED | 13517364 | 22/09/2022 | 07/11/2023 | Bronze |
| CORREVATE LIMITED | 10708290 | 04/04/2017 | 08/04/2021 | Amber |
| D-Hold Ltd | 02331194 | 31/07/1991 | 11/03/1992 | Dissolved |
| Identica Generics Ltd | 01982817 | 28/02/1991 | 11/03/1992 | Dissolved |
| Lidbury Mobex Ltd | 00757732 | 21/07/1992 | 01/03/1993 | Dissolved |
| Meta Generics Ltd | 02162130 | 31/07/1991 | 18/11/1991 | Dissolved |
| Meta Generics Ltd | 02162130 | 18/11/1991 | 29/01/1993 | Dissolved |
| POD POINT HOLDING LIMITED | 07180463 | 05/03/2010 | 17/07/2012 | Silver |
| QUADRO HARSTON LIMITED | 02015785 | 01/08/1992 | 18/03/1993 | Bronze |
| QUANTEX ARC LIMITED | 07035518 | 30/09/2009 | 11/12/2014 | Gold |
| Scientific Recources Ltd | 02118454 | 31/07/1991 | 11/03/1992 | Dissolved |
| The Generics Partnership Ltd | 02127766 | 12/07/1991 | 11/03/1992 | Dissolved |
| Venture Generics Ltd | 02185052 | 31/07/1991 | 11/03/1992 | Dissolved |
| Webb Microtome Ltd | 03691100 | 04/01/1999 | 09/01/2003 | Dissolved |
| ZEEKO LIMITED | 03990080 | 10/05/2000 | 10/05/2002 | Bronze |