| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Buhler Montec Holdings Ltd | 02528702 | 13/09/2004 | Dissolved |
| Buhler Montec Holdings Ltd | 02528702 | 22/10/2001 | Dissolved |
| CINTEX LIMITED | 01620109 | 28/02/2007 | Dissolved |
| CINTEX LONDON LIMITED | 03206612 | 04/10/2004 | Dissolved |
| COLBERN SYSTEMS LIMITED | 01217763 | 04/10/2004 | Dissolved |
| Cintex International Ltd | 03402109 | 04/10/2004 | Dissolved |
| FAIREY FILTRATION LIMITED | 03532126 | 27/03/1998 | Dissolved |
| Fairey Microscan Ltd | 00202428 | 13/09/2004 | Dissolved |
| Fairey Systems Ltd | 00693569 | 22/10/2001 | Dissolved |
| Fairey Systems Ltd | 00693569 | 27/05/2002 | Dissolved |
| GOLDIE BC LIMITED | 06709253 | 24/03/2012 | Dissolved |
| HOCKOURT NO.5 LIMITED | 00403210 | 04/10/2004 | Insolvent |
| Lasermike Ltd | 02181678 | 22/10/2001 | Dissolved |
| RED LION UK LIMITED | 02806543 | 16/12/1997 | Dissolved |
| SPECTRIS NCODE LIMITED | 01521027 | 03/12/2008 | Dissolved |
| Servomex Overseas Ltd | 02275772 | 13/09/2004 | Dissolved |
| Servomex Uk Holdings Ltd | 03108716 | 13/09/2004 | Dissolved |
| Spectris Technologies Ltd | 02381233 | 14/10/1997 | Dissolved |
| Spectrum Inspection Services Ltd | 03998781 | 08/04/2002 | Dissolved |
| TIL 83 LIMITED | 00067112 | 13/09/2004 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BURNFIELD LIMITED | 01522736 | 15/05/1997 | 26/07/2006 | Silver |
| FAIREY NO. 2 LIMITED | 00698174 | 04/03/1997 | 10/11/2010 | Dissolved |
| SERVOMEX LIMITED | 01938746 | 30/09/1999 | 31/05/2007 | Dissolved |
| SPECTRIS GROUP HOLDINGS LIMITED | 01104312 | 22/07/1997 | 28/11/2017 | Silver |
| SPECTRIS NCODE LIMITED | 01521027 | 03/12/2008 | 03/12/2008 | Dissolved |
| SPECTRIS NCODE LIMITED | 01521027 | 31/03/2001 | 27/04/2006 | Dissolved |
| SPECTRIS PENSION TRUSTEES LIMITED | 02486608 | 10/09/2004 | 05/09/2011 | Not Trading |
| SPECTRIS PLC | 02025003 | 07/05/1997 | 01/11/2017 | Silver |