| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Brownfield Solutions Ltd | 03692970 | 08/02/1999 | Dissolved |
| Cazart Ltd | 03160496 | 17/02/1996 | Dissolved |
| Contamisearch Ltd | 03160487 | 17/02/1996 | Dissolved |
| Environmental Auditors Ltd | 02616445 | 26/03/1993 | Dissolved |
| Environmental Risks Insurance Services Ltd | 03860418 | 18/10/1999 | Dissolved |
| Syberr Ltd | 02963201 | 30/08/1994 | Dissolved |
| The Classic Car Club (South) Ltd. | 04661723 | 29/12/2004 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BEOWULF LIMITED | 04331442 | 23/10/2003 | 01/02/2005 | Dissolved |
| Boultbee Green Ltd | 03719181 | 30/07/1999 | 31/08/2002 | Dissolved |
| GROUNDSURE LIMITED | 03421028 | 27/02/2001 | 08/03/2002 | Bronze |
| THE INSTITUTE OF ENVIRONMENTAL ASSESSMENT | 02505050 | 23/05/1992 | 13/05/1998 | Not Trading |
| THE INSTITUTE OF ENVIRONMENTAL MANAGEMENT AND ASSESSMENT | 03690916 | 31/08/2001 | 08/12/2004 | Silver |
| THE PIPELINE INDUSTRIES GUILD LIMITED | 02563351 | 19/05/1993 | 22/05/1996 | Gold |