| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ECL GROUP LIMITED | 03108396 | 08/01/1996 | 01/08/2016 | Not Trading |
| ECL TECHNOLOGY LIMITED | 02394648 | 15/09/1997 | 01/08/2016 | Not Trading |
| EXPLORATION CONSULTANTS LIMITED | 02453804 | 01/11/1995 | 01/08/2016 | Not Trading |
| GEOPHYSICAL SAFETY RESOURCES LIMITED | 03205859 | 31/01/1997 | 01/08/2016 | Not Trading |
| GEOQUEST RESERVOIR TECHNOLOGIES LIMITED | 00956324 | 12/01/1992 | 03/11/1995 | Dissolved |
| QUAD ENGINEERING LIMITED | 02685357 | 20/03/1998 | 01/08/2016 | Not Trading |
| SCOTT PICKFORD LIMITED | 02153257 | 20/03/1998 | 01/08/2016 | Not Trading |