| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Prestige Cleaning Services Ltd | 02081687 | 01/07/2004 | Dissolved |
| Prestige Services (City) Ltd | 02266481 | 08/11/1997 | Dissolved |
| Prestige Support Services Group Ltd | 02154913 | 01/07/2004 | Dissolved |
| WFBSC CONGRESS 2002 LIMITED | 04043576 | 01/08/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BRITISH CLEANING COUNCIL LTD | 02128175 | 24/09/2004 | 07/10/2008 | Gold |
| CLEANING TECHNIQUES LIMITED | 04186112 | 24/03/2001 | 24/04/2001 | Dissolved |
| CLEANING TECHNIQUES LIMITED | 04186112 | 24/03/2001 | 31/10/2011 | Dissolved |
| COMPLETE FACILITIES SERVICES LIMITED | 02729039 | 08/11/1997 | 31/10/2011 | Dissolved |
| Chard Janitorial Supplies (Holdings) Ltd | 00397911 | 31/12/1991 | 01/06/1992 | Dissolved |
| ENIGMA LAUNDRIES LIMITED | 01498884 | 31/12/1991 | 01/06/1992 | Not Trading |
| ENIGMA SERVICES GROUP LIMITED | 00053775 | 14/02/1992 | 01/06/1992 | Not Trading |
| FPHD HOLDINGS LIMITED | 05521028 | 04/08/2005 | 31/08/2011 | Dissolved |
| SERVEST (SHERWOOD) LIMITED | 01978706 | 08/11/1997 | 31/10/2011 | Dissolved |
| SHERWOOD ENVIRONMENTAL CLEANING LIMITED | 03444013 | 08/11/1997 | 31/10/2011 | Dissolved |
| SHERWOOD HOLDINGS LIMITED | 04433751 | 08/05/2002 | 30/09/2005 | Dissolved |
| SHERWOOD SPECIALIST SERVICES LIMITED | 02729120 | 08/11/1997 | 31/10/2011 | Dissolved |
| SHERWOOD SUPPORT SERVICES GROUP LIMITED | 03121021 | 08/11/1997 | 31/08/2011 | Dissolved |
| THE ASSOCIATION OF SUPPORT SERVICE CONTRACTORS | 02520742 | 11/07/1994 | 18/08/1997 | Dissolved |
| THE ASSOCIATION OF SUPPORT SERVICE CONTRACTORS | 02520742 | 01/08/1996 | 18/08/1997 | Dissolved |
| THE CLEANING AND SUPPORT SERVICES ASSOCIATION | 02225743 | 17/12/1993 | 18/08/1997 | Gold |
| THE CLEANING AND SUPPORT SERVICES ASSOCIATION | 02225743 | 09/07/2004 | 24/11/2011 | Gold |
| THE CONTRACT CLEANING AND MAINTENANCE ASSOCIATION | 02547270 | 17/12/1993 | 15/10/1997 | Dissolved |
| THE CONTRACT CLEANING AND MAINTENANCE ASSOCIATION | 02547270 | 01/08/1996 | 15/10/1997 | Dissolved |
| THE WASTE MANAGEMENT INDUSTRY TRAINING AND ADVISORY BOARD | 02332283 | 24/03/2020 | 31/07/2020 | Dissolved |
| THE WORLD FEDERATION OF BUILDING SERVICE CONTRACTORS (2009) | 02712612 | 17/12/1993 | 18/08/1997 | Amber |
| THE WORLD FEDERATION OF BUILDING SERVICE CONTRACTORS (2009) | 02712612 | 08/05/1994 | 18/08/1997 | Amber |