| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Adam James International Transport Limited | 02821328 | 06/08/1993 | Dissolved |
| FOTH LIMITED | 06415123 | 05/02/2008 | Dissolved |
| Synovis Ltd | 04141777 | 15/01/2002 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 50/51 QUEENSGATE GARDENS MANAGEMENT LTD. | 01959339 | 24/11/1991 | 18/07/2022 | Gold |
| GLAXO GROUP LIMITED | 00305979 | 01/09/1992 | 31/01/1993 | Bronze |
| GLAXOSMITHKLINE RESEARCH & DEVELOPMENT LIMITED | 00835139 | 16/02/1994 | 26/01/1995 | Gold |
| PLASTICELL LIMITED | 04549890 | 19/05/2006 | 15/11/2017 | Silver |
| PROGENITOR LABS LIMITED | 07155558 | 25/02/2013 | 26/07/2018 | One Red Flag |
| SOSEI R&D LTD. | 03911256 | 28/11/2003 | 31/08/2004 | Dissolved |
| THE HERMITAGE FOUNDATION UK | 04766258 | 15/05/2003 | 01/11/2009 | Bronze |