| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AZIMUTH OILFIELD SYSTEMS LTD. | SC353942 | 31/08/2009 | Bronze |
| HECTAWORTH LIMITED | 01245650 | 05/05/2006 | Dissolved |
| HRH GEOLOGICAL SERVICES INTERNATIONAL LIMITED | SC370086 | 15/12/2009 | Not Trading |
| HRH LIMITED | SC117311 | 13/04/1991 | Gold |
| T J D PROPERTIES LIMITED | 03616161 | 12/09/2005 | One Red Flag |
| TROVEWORTH LIMITED | 01211934 | 30/09/2005 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| DAILEY IDS LIMITED | SC135886 | 02/03/1992 | 21/09/1995 | Dissolved |
| GEOLINK INTERNATIONAL | SC228632 | 30/04/2002 | 24/06/2004 | Dissolved |
| Halliburton Geo Consultants Ltd | SC067154 | 28/10/1988 | 09/01/1989 | Dissolved |
| SONDEX WIRELINE ABERDEEN LIMITED | SC102980 | 30/07/1989 | 24/06/2004 | Not Trading |
| UNIDRIL ENERGY | SC194955 | 13/10/1999 | 24/06/2004 | Dissolved |