| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Bluewater Environment Ltd | 03575512 | 18/09/2001 | Dissolved |
| E & S Fuel Improvement Systems Ltd | 05504921 | 11/07/2005 | Dissolved |
| E & S Pension Fund Ltd | 04188108 | 27/03/2001 | Dissolved |
| M Environmental Ltd | 04032153 | 12/07/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| A.J. BAYLISS PETROLEUM ENGINEERS LTD | 04011841 | 06/07/2011 | 03/10/2018 | Silver |
| ADLER & ALLAN HOLDINGS LIMITED | 06216905 | 10/07/2009 | 03/10/2018 | One Red Flag |
| E & S ENVIRONMENTAL SERVICES LIMITED | 05288826 | 17/11/2004 | 03/10/2018 | Silver |
| E & S HOLDINGS LIMITED | 05284920 | 12/11/2004 | 03/10/2018 | Not Trading |
| O. B. E. PROPERTIES LTD | 06930699 | 11/06/2009 | 13/02/2017 | Bronze |