| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AVALON INSTRUMENTS LIMITED | NI039087 | 01/09/2006 | Dissolved |
| Astrocam Ltd | 01891958 | 11/05/2009 | Dissolved |
| Astrocam Ltd | 01891958 | 18/02/1998 | Dissolved |
| Astrophysics Research Ltd | 00390433 | 16/01/2004 | Dissolved |
| Astrophysics Research Ltd | 00390433 | 28/02/1998 | Dissolved |
| Brookdeal Electronics Ltd | 02213634 | 28/02/1998 | Dissolved |
| CALIPER LIFESCIENCES LIMITED | 01764362 | 09/02/2012 | Dissolved |
| CAMBRIDGESOFT LIMITED | 05887995 | 29/04/2011 | Dissolved |
| CLINICAL & ANALYTICAL SERVICE SOLUTIONS LIMITED | 02978011 | 17/01/2007 | Dissolved |
| CLINICAL & ANALYTICAL SERVICE SOLUTIONS LIMITED | 02978011 | 02/06/2006 | Dissolved |
| DEXELA SOFTWARE LIMITED | 06837719 | 10/06/2011 | Dissolved |
| DEXELA X-RAY LIMITED | 06402596 | 10/06/2011 | Dissolved |
| E G & G Instruments Ltd | 02213470 | 28/02/1998 | Dissolved |
| E G & G Sealol Ltd | 02182100 | 16/01/2004 | Dissolved |
| E G & G Sealol Ltd | 02182100 | 28/02/1998 | Dissolved |
| INTEGROMICS UK LIMITED | 06777675 | 07/10/2014 | Dissolved |
| LIFE SCIENCE RESOURCES UNLIMITED | 02677154 | 11/05/2009 | Dissolved |
| LIFE SCIENCE RESOURCES UNLIMITED | 02677154 | 18/12/1998 | Dissolved |
| PACKARD BIOSCIENCE HOLDING LIMITED | 03852140 | 14/01/2004 | Dissolved |
| PACKARD BIOSCIENCE HOLDING LIMITED | 03852140 | 20/05/2003 | Dissolved |
| PERKINELMER (UK) LIMITED | 00683910 | 02/01/1998 | Dissolved |
| PERKINELMER IMPROVISION LIMITED | 02505778 | 30/05/2007 | Dissolved |
| PERKINELMER IMPROVISION LIMITED | 02505778 | 30/03/2007 | Dissolved |
| PERKINELMER LIFE SCIENCES (U.K.) LIMITED | 03351008 | 16/01/2004 | Dissolved |
| PERKINELMER LIFE SCIENCES (U.K.) LIMITED | 03351008 | 27/07/2003 | Dissolved |
| PERKINELMER LST LIMITED | 03435585 | 30/05/2007 | Dissolved |
| PERKINELMER LST LIMITED | 03435585 | 30/03/2007 | Dissolved |
| Packard Bioscience Ltd | 00707410 | 14/01/2004 | Dissolved |
| Packard Bioscience Ltd | 00707410 | 20/05/2003 | Dissolved |
| Perkinelmer Finance Holdings Ltd | 04408680 | 16/01/2004 | Dissolved |
| Perkinelmer Finance Holdings Ltd | 04408680 | 03/04/2002 | Dissolved |
| Sealol Ltd | 02329367 | 16/01/2004 | Dissolved |
| Sealol Ltd | 02329367 | 28/02/1998 | Dissolved |
| Vivid Technologies U K Ltd | 02858308 | 16/01/2004 | Dissolved |
| Vivid Technologies U K Ltd | 02858308 | 14/01/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| DEXELA LIMITED | 04797594 | 10/06/2011 | 01/05/2017 | Dissolved |
| EXCELITAS TECHNOLOGIES UK LTD. | 01909746 | 21/03/2006 | 29/11/2010 | Dissolved |
| PE. FIBEROPTICS LIMITED | 05524971 | 02/09/2005 | 29/03/2019 | Bronze |
| PERKINELMER (UK) PENSION TRUSTEES LIMITED | 01564486 | 10/10/2000 | 07/03/2023 | Dissolved |
| RAYAL LTD | 04538054 | 24/06/2020 | 13/03/2023 | Not Trading |
| REVVITY (UK) HOLDINGS LIMITED | 03758369 | 01/02/2004 | 15/03/2023 | Bronze |
| REVVITY (UK) HOLDINGS LIMITED | 03758369 | 07/05/1999 | 15/03/2023 | Bronze |
| REVVITY (UK) LIMITED | 03763278 | 07/05/1999 | 15/03/2023 | Bronze |
| REVVITY INTERNATIONAL HOLDINGS | 04418157 | 16/01/2004 | 15/03/2023 | Bronze |
| REVVITY INTERNATIONAL HOLDINGS | 04418157 | 16/04/2002 | 15/03/2023 | Bronze |
| REVVITY LIMITED | 03758366 | 07/05/1999 | 15/03/2023 | Bronze |
| SOLUS SCIENTIFIC SOLUTIONS LIMITED | SC361616 | 24/06/2020 | 13/03/2023 | Bronze |