| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Agentbook Ltd | 03959548 | 01/03/2001 | Dissolved |
| Environmental Holdings Ltd | 01748103 | 16/07/2003 | Dissolved |
| Erm Asia Pacific Pty. Ltd. | 03768756 | 06/12/1999 | Dissolved |
| Four Elements Ltd | 02423019 | 14/01/2001 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| DILIGEN LIMITED | 04441186 | 16/05/2003 | 09/08/2005 | Dissolved |
| E R L Environmental Resources Ltd | 02216105 | 06/12/1999 | 02/10/2001 | Dissolved |
| ENVIRONMENTAL RESOURCES MANAGEMENT LIMITED | 01014622 | 06/12/1999 | 28/01/2005 | Bronze |
| ERM (OVERSEAS HOLDINGS) LIMITED | 03698847 | 03/01/2004 | 28/01/2005 | Silver |
| ERM CERTIFICATION AND VERIFICATION SERVICES LIMITED | 03147043 | 14/01/2001 | 28/01/2005 | Silver |
| ERM EURASIA LIMITED | 02451345 | 06/12/1999 | 02/10/2001 | Amber |
| ERM FINANCIAL SOLUTIONS LTD | 04643455 | 21/01/2004 | 28/01/2005 | Dissolved |
| ERM HOLDINGS LIMITED | 04067993 | 27/02/2001 | 02/10/2001 | Dissolved |
| ERM INTERNATIONAL SERVICES LIMITED | 03771741 | 16/05/2003 | 28/01/2005 | N/A |
| ERM LIMITED | 03128071 | 20/11/2003 | 28/01/2005 | Silver |
| ERM OVERSEAS LIMITED | 01621654 | 06/12/1999 | 28/01/2005 | Dissolved |
| ERM-ASIA PACIFIC HOLDINGS, LIMITED | 03067139 | 06/12/1999 | 02/10/2001 | Gold |
| ERM-EUROPE,LTD | 02137137 | 06/12/1999 | 02/10/2001 | One Red Flag |
| Enviromation Ltd | 03200830 | 06/12/1999 | 28/01/2005 | Dissolved |
| Environmental Holdings Ltd | 01748103 | 06/12/1999 | 02/10/2001 | Dissolved |
| Environmental Resource Management Ltd | 02880493 | 06/12/1999 | 02/10/2001 | Dissolved |
| Environmental Resources Ltd | 02874210 | 13/03/2004 | 28/01/2005 | Dissolved |
| Environmental Resources Management (Scotland) Ltd | SC147214 | 15/05/2003 | 28/01/2005 | Dissolved |
| Erm - Enviroclean Ltd. | 02614988 | 06/12/1999 | 28/01/2005 | Dissolved |
| Erm Energy Ltd | 01188219 | 06/12/1999 | 02/10/2001 | Dissolved |
| Erm Management Systems Ltd | 01952801 | 16/07/2003 | 28/01/2005 | Dissolved |
| Erm Planning Ltd | 02540823 | 06/12/1999 | 02/10/2001 | Dissolved |
| Erm Risk Ltd | 03768749 | 06/12/1999 | 28/01/2005 | Dissolved |
| Erm Social Strategies Ltd | 01782985 | 06/12/1999 | 02/10/2001 | Dissolved |
| Erm Waste Management Ltd | 01156022 | 06/12/1999 | 28/01/2005 | Dissolved |
| Four Elements (Holdings & Management) Ltd | 02423021 | 06/12/1999 | 02/10/2001 | Dissolved |
| INSIDE JOB PRODUCTIONS C.I.C. | 03810633 | 21/07/1999 | 10/08/2000 | Silver |
| INTERNATIONAL RISK MANAGEMENT SERVICES (UK) LTD | 03104490 | 14/01/2001 | 28/01/2005 | Dissolved |
| Resource Management International Ltd | 01589507 | 06/12/1999 | 02/10/2001 | Dissolved |