| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CONTROL TECHNIQUES (SUSSEX) LIMITED | 01031247 | 01/01/1996 | Dissolved |
| Control Techniques Process Controls Ltd | 01271932 | 01/01/1996 | Dissolved |
| Focus Dynamics Drives Ltd | 03338439 | 01/11/1999 | Dissolved |
| Focus Dynamics Holdings Ltd | 02865770 | 16/11/1993 | Dissolved |
| Focus Fans & Pumps Ltd | 03556694 | 10/01/2000 | Dissolved |
| I C S Research Ltd | 01967375 | 15/12/1997 | Dissolved |
| I C S Scotland Ltd | SC085289 | 15/12/1997 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| A T Group (Holdings) Ltd | 02536622 | 17/01/1997 | 10/05/2005 | Dissolved |
| ATG ACCESS (HOLDINGS) LIMITED | 03864111 | 03/03/2000 | 06/04/2006 | Dissolved |
| ATG ACCESS LTD | 02643622 | 07/12/2000 | 06/04/2006 | Silver |
| ATG AIRPORTS LIMITED | 02590813 | 03/03/2000 | 10/05/2005 | Bronze |
| ATG ENVIRONMENTAL LIMITED | 03864107 | 03/03/2000 | 31/10/2001 | Dissolved |
| ATG POWER LIMITED | 03864143 | 03/03/2000 | 12/07/2001 | Dissolved |
| ATG SERVICES LIMITED | 03864116 | 03/03/2000 | 30/08/2002 | Dissolved |
| ATG UK LIMITED | 03864119 | 03/03/2000 | 10/05/2005 | Silver |
| ATG UV TECHNOLOGY LIMITED | 01729122 | 06/09/2000 | 31/10/2001 | Dissolved |
| BILFINGER INDUSTRIAL AUTOMATION SERVICES LIMITED | 03864114 | 03/03/2000 | 12/07/2001 | Dissolved |
| BRECKENBURN LIMITED | 03795384 | 20/08/1999 | 25/10/1999 | Dissolved |
| BRECKENBURN REALISATIONS LIMITED | 02973485 | 06/01/1998 | 27/03/1998 | Dissolved |
| COBACO BARRIER COMPANY LIMITED | 03911862 | 15/02/2000 | 25/09/2006 | Dissolved |
| CT STAFFORD PARK 4 LIMITED | 01137809 | 21/05/1991 | 01/01/1997 | Dissolved |
| Control Techniques Precision Systems Ltd | 01738908 | 25/03/1992 | 01/01/1997 | Dissolved |
| Focus Dynamics Drives Ltd | 03338439 | 16/03/2001 | 13/04/2004 | Dissolved |
| Focus Dynamics Ltd | 03711677 | 16/03/2001 | 13/04/2004 | Dissolved |
| Focus Dynamics Ltd | 03711677 | 30/07/1999 | 13/04/2004 | Dissolved |
| GP-ELLIOTT ELECTRONIC SYSTEMS LIMITED | 02397549 | 15/12/1997 | 17/08/2000 | Dissolved |
| ICS TRIPLEX LIMITED | 03249161 | 15/12/1997 | 17/08/2000 | Dissolved |
| ICS TRIPLEX TECHNOLOGY LIMITED | 01017322 | 15/12/1997 | 17/08/2000 | Dissolved |
| INDUSTRIAL CONTROL SERVICES GROUP LTD | 02553840 | 09/12/1997 | 17/08/2000 | Dissolved |
| Ics Properties Ltd | 02159591 | 15/12/1997 | 17/08/2000 | Dissolved |
| MID WALES OPERA LIMITED | 03001101 | 07/02/2000 | 22/07/2010 | Amber |
| NIDEC CONTROL TECHNIQUES LIMITED | 01236886 | 21/03/1991 | 30/04/1997 | Silver |
| NIDEC INDUSTRIAL AUTOMATION UK LIMITED | 01384703 | 14/05/1991 | 01/01/1997 | Silver |
| ROCKWELL AUTOMATION LIMITED | 00872110 | 23/12/1997 | 17/08/2000 | Silver |
| Seneca Consortium Ltd | 03506636 | 31/08/1999 | 02/09/2002 | Dissolved |
| Transmitton Ltd | 02924545 | 15/12/1997 | 17/08/2000 | Dissolved |
| Tritrax Investments Ltd | 02295735 | 15/12/1997 | 17/08/2000 | Dissolved |
| Trusted Engineering Ltd | 00914248 | 15/12/1997 | 17/08/2000 | Dissolved |
| Vantek Ltd | 04028746 | 06/09/2000 | 22/05/2003 | Dissolved |