| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CENTREGO LIMITED | 07004547 | 01/09/2010 | One Red Flag |
| EIGER MANAGEMENT SOLUTIONS LTD | 06246438 | 14/05/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 00251293 LIMITED | 00251293 | 18/12/1991 | 01/01/2000 | Dissolved |
| CANNON HYGIENE INTERNATIONAL LIMITED | 02946770 | 01/01/2000 | 22/03/2007 | Dissolved |
| Cannon Ecaflo Ltd | 05593361 | 02/02/2006 | 26/02/2007 | Dissolved |
| DE FACTO 2348 LIMITED | 01298292 | 24/09/2001 | 30/06/2006 | Insolvent |
| FORWARD AEGIS LIMITED | 02132785 | 08/03/2004 | 22/03/2007 | Dissolved |
| GREENHUNTER LIMITED | 03658806 | 24/11/2005 | 22/03/2007 | Dissolved |
| OCS GROUP INTERNATIONAL LIMITED | 02946849 | 01/01/2004 | 22/03/2007 | Bronze |
| OCS GROUP UK LIMITED | 03056469 | 31/03/2002 | 22/03/2007 | Bronze |
| OCS SCOTLAND LIMITED | SC054776 | 31/03/2002 | 01/04/2004 | Dissolved |
| Ocs Cleaning Ltd | 03073841 | 09/08/1995 | 01/01/2000 | Dissolved |
| Ocs Smarts Ltd | 00186246 | 27/09/2001 | 22/03/2007 | Dissolved |
| PCT ENVIRONMENTAL SERVICES LIMITED | 04070811 | 30/06/2005 | 22/03/2007 | Dissolved |
| SHIELD SERVICE GROUP LIMITED | 03573049 | 23/02/2009 | 31/12/2017 | Gold |
| TILGATE NO.1 LIMITED | 01276803 | 01/01/2000 | 22/03/2007 | Dissolved |
| Throwers Ltd | 01311626 | 16/01/2002 | 22/03/2007 | Dissolved |
| Wasco (Curtainmaster) Ltd | 02289785 | 05/03/1993 | 14/11/1995 | Dissolved |