| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| A B B Berkeley Electrical Ltd | 01320786 | 01/09/1999 | 22/12/2000 | Dissolved |
| ABB BUILDING TECHNOLOGIES LIMITED | 00756091 | 01/09/1999 | 22/12/2000 | Dissolved |
| AVELA SERVICES LIMITED | 07550583 | 23/06/2017 | 31/10/2018 | One Red Flag |
| Blolite Ltd | 01575970 | 30/11/1993 | 15/04/1994 | Dissolved |
| CDG (REALISATIONS) LIMITED | 01654145 | 29/01/2002 | 31/03/2003 | One Red Flag |
| CDG (REALISATIONS) LIMITED | 01654145 | 06/11/2001 | 31/03/2003 | One Red Flag |
| CONTROLLED ASBESTOS REMOVAL LIMITED | 04340465 | 14/12/2001 | 31/03/2003 | Dissolved |
| CONTROLLED ASBESTOS REMOVAL LIMITED | 04340465 | 14/12/2001 | 31/03/2003 | Dissolved |
| CONTROLLED DECOMMISSIONING LIMITED | 04584008 | 19/11/2002 | 31/03/2003 | Dissolved |
| CONTROLLED REMEDIATION LIMITED | 04583997 | 19/11/2002 | 31/03/2003 | Dissolved |
| Controlled Explosives Group Ltd | 02276222 | 29/01/2002 | 31/03/2003 | Dissolved |
| Controlled Group Holdings Ltd | 04265260 | 29/01/2002 | 31/03/2003 | Dissolved |
| Controlled Group Holdings Ltd | 04265260 | 06/11/2001 | 31/03/2003 | Dissolved |
| ORACLE SAFETY CONSULTANTS LIMITED | 04518275 | 28/08/2002 | 31/03/2003 | Dissolved |
| SLH PROJECTS LIMITED | 07574518 | 10/04/2017 | 31/10/2018 | Dissolved |
| SUNDERLAND FORGE SERVICES LIMITED | 00108759 | 01/09/1999 | 22/12/2000 | One Red Flag |
| VIVO CARE CHOICES LIMITED | 08524353 | 29/05/2018 | 31/03/2022 | Dissolved |
| WILLIAM STEWARD EASTERN LIMITED | 00761540 | 01/09/1999 | 22/12/2000 | One Red Flag |
| Westwood Major Ltd | 01245904 | 01/09/1999 | 22/12/2000 | Dissolved |
| William Steward (Holdings) Ltd | 00303689 | 01/01/2000 | 22/12/2000 | Dissolved |
| William Steward International Ltd | 01217179 | 01/09/1999 | 22/12/2000 | Dissolved |
| William Steward London Ltd | 00344906 | 01/09/1999 | 22/12/2000 | Dissolved |