| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AWYR CYMRU CYF. | 03101941 | 14/09/1995 | Dissolved |
| AWYR CYMRU CYF. | 03101941 | 14/09/1995 | Dissolved |
| MALBAY HOMES LIMITED | 03444896 | 06/10/1997 | Amber |
| MALBAY HOMES LIMITED | 03444896 | 06/10/1997 | Amber |
| MENTORE LIMITED | 02871290 | 23/11/1993 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CONTROL TECHNIQUES (SUSSEX) LIMITED | 01031247 | 22/12/1994 | 01/01/1996 | Dissolved |
| CONTROL TECHNIQUES DYNAMICS LIMITED | 00741360 | 31/05/1991 | 31/12/1995 | Silver |
| CT STAFFORD PARK 4 LIMITED | 01137809 | 21/05/1991 | 01/01/1996 | Dissolved |
| Cardinal Technology Group Ltd | 03435524 | 18/12/1997 | 21/02/2003 | Dissolved |
| Control Techniques (North) Ltd | 01377142 | 14/05/1992 | 01/01/1996 | Dissolved |
| Control Techniques (South) Ltd | 01246055 | 22/12/1994 | 01/01/1996 | Dissolved |
| Control Techniques Precision Systems Ltd | 01738908 | 25/03/1992 | 01/01/1996 | Dissolved |
| Control Techniques Process Controls Ltd | 01271932 | 18/07/1991 | 01/01/1996 | Dissolved |
| GAMIH LIMITED | 05225043 | 15/10/2009 | 23/11/2012 | Dissolved |
| INVERTEK DRIVES LIMITED | 03504834 | 01/10/2005 | 28/06/2022 | Gold |
| NIDEC CONTROL TECHNIQUES LIMITED | 01236886 | 21/03/1991 | 01/01/1996 | Silver |
| NIDEC INDUSTRIAL AUTOMATION UK LIMITED | 01384703 | 14/05/1991 | 16/01/1996 | Silver |