| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CATALIS LIMITED | 04086015 | 20/05/2003 | Dissolved |
| Gem-Weld (Uk) Ltd. | SC212079 | 23/01/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| A T A Selection (Services) Ltd | 03182774 | 09/03/2007 | 10/03/2009 | Dissolved |
| ATA GLOBAL STAFFING SOLUTIONS LIMITED | 03125335 | 09/03/2007 | 10/03/2009 | Amber |
| ATA GLOBAL STAFFING SOLUTIONS LIMITED | 03125335 | 25/05/2011 | 31/01/2013 | Amber |
| ATA MANAGEMENT SERVICES LIMITED | 03262509 | 28/11/2003 | 20/06/2006 | Dissolved |
| ATA MANAGEMENT SERVICES LIMITED | 03262509 | 25/05/2011 | 20/02/2013 | Dissolved |
| ATA RECRUITMENT LIMITED | 04315383 | 09/03/2007 | 25/07/2007 | Not Trading |
| ATA RECRUITMENT LIMITED | 04315383 | 25/05/2011 | 20/02/2013 | Not Trading |
| ATA SELECTION LIMITED | 03947180 | 09/03/2007 | 10/03/2009 | Dissolved |
| ATA SELECTION LIMITED | 03947180 | 25/05/2011 | 18/06/2013 | Dissolved |
| Ata Rail Recruitment Ltd | 03475804 | 09/03/2007 | 10/03/2009 | Dissolved |
| Ata Rail Recruitment Ltd | 03475804 | 20/05/2003 | 12/05/2010 | Dissolved |
| CATALIS GROUP LIMITED | 03351659 | 28/11/2003 | 20/06/2006 | Dissolved |
| CATALIS GROUP LIMITED | 03351659 | 25/05/2011 | 01/02/2013 | Dissolved |
| CATALIS LIMITED | 04086015 | 09/03/2007 | 24/07/2007 | Dissolved |
| Catalis Training Ltd | 03646230 | 28/11/2003 | 20/06/2006 | Dissolved |
| College of Railway Technology Ltd | 03652344 | 28/11/2003 | 20/06/2006 | Dissolved |
| Fairbourne Adventure Ltd | 03535754 | 09/03/2007 | 10/03/2009 | Dissolved |
| GANYMEDE SOLUTIONS LIMITED | 03579773 | 28/11/2003 | 20/06/2006 | Silver |
| GANYMEDE SOLUTIONS LIMITED | 03579773 | 20/05/2003 | 01/07/2009 | Silver |
| GLOBAL CHOICE RECRUITMENT LIMITED | 04026388 | 28/11/2003 | 20/06/2006 | Dissolved |
| GLOBAL CHOICE RECRUITMENT LIMITED | 04026388 | 25/05/2011 | 19/06/2013 | Dissolved |
| Gem-Weld (Uk) Ltd. | SC212079 | 31/12/2004 | 23/06/2006 | Dissolved |
| RTC GROUP PLC | 02558971 | 28/11/2003 | 05/06/2007 | Amber |
| RTC GROUP PLC | 02558971 | 05/07/2011 | 20/02/2013 | Amber |
| Rail Training Audit Services Ltd | 04086002 | 28/11/2003 | 20/06/2006 | Dissolved |
| Rail Training Audit Services Ltd | 04086002 | 20/05/2003 | 12/05/2010 | Dissolved |
| Rtas Services Ltd | 03728872 | 28/11/2003 | 20/06/2006 | Dissolved |
| SANDERSON NI LIMITED | NI008395 | 30/09/1971 | 09/06/2000 | Dissolved |
| Sloan Shrago Ltd | 03053495 | 09/03/2007 | 10/03/2009 | Dissolved |
| TALLYMAN LIMITED | 01004505 | 01/11/1991 | 09/06/2000 | Insolvent |
| THE DERBY CONFERENCE CENTRE LIMITED | 03061642 | 28/11/2003 | 20/06/2006 | Bronze |
| THE DERBY CONFERENCE CENTRE LIMITED | 03061642 | 25/05/2011 | 20/02/2013 | Bronze |
| The Fairbourne Hotel Ltd | 03535794 | 09/03/2007 | 10/03/2009 | Dissolved |