| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| SCOTT PICKFORD E.P.S. LIMITED | 02878625 | 17/11/1997 | Dissolved |
| Scott Pickford Seismic Technology Ltd | 02235962 | 15/10/1996 | Dissolved |
| Voyager Geosciences International Ltd | 02958059 | 20/01/1995 | Dissolved |
| Voyager Geosciences International Ltd | 02958059 | 08/08/1994 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CORE LABORATORIES (U.K.) LIMITED | 02924532 | 16/09/1997 | 04/04/2000 | Bronze |
| CORETON LIMITED | 01302137 | 14/03/1997 | 04/04/2000 | Not Trading |
| Coherence Technology (U K) Ltd | SC169403 | 20/01/2000 | 04/04/2000 | Dissolved |
| Gaps Geological Consultants Ltd | 01676595 | 22/10/1997 | 04/04/2000 | Dissolved |
| LABTON LIMITED | 02502923 | 20/03/1996 | 04/04/2000 | Not Trading |
| Quality Hardware & Cutlers Ltd | 02921941 | 20/01/1995 | 28/02/1995 | Dissolved |