| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Astrophysics Research Ltd | 00390433 | 03/01/2005 | Dissolved |
| Brookdeal Electronics Ltd | 02213634 | 24/05/2004 | Dissolved |
| E G & G Instruments Ltd | 02213470 | 25/05/2004 | Dissolved |
| Perkinelmer Finance Holdings Ltd | 04408680 | 01/07/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Astrocam Ltd | 01891958 | 18/12/1998 | 11/05/2009 | Dissolved |
| EXCELITAS TECHNOLOGIES UK LTD. | 01909746 | 01/05/2003 | 15/05/2012 | Dissolved |
| LIFE SCIENCE RESOURCES UNLIMITED | 02677154 | 25/03/1999 | 11/05/2009 | Dissolved |
| LIFE SCIENCE RESOURCES UNLIMITED | 02677154 | 25/03/1999 | 18/05/2009 | Dissolved |
| PERKINELMER (UK) LIMITED | 00683910 | 09/01/2004 | 29/10/2010 | Dissolved |