| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Euros Power Ltd | 02623474 | 16/12/1998 | Dissolved |
| Thistle Well Services Ltd | SC138344 | 13/11/1996 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ABBOT GROUP LIMITED | 00623285 | 05/09/1995 | 31/07/2007 | Bronze |
| ABBOT INVESTMENTS (NORTH AFRICA) LIMITED | 05246036 | 26/10/2004 | 31/07/2007 | One Red Flag |
| ABERDEEN AND GRAMPIAN CHAMBER OF COMMERCE | SC000791 | 24/04/2007 | 23/06/2011 | Silver |
| ABERDEEN OILMEN'S GOLF ASSOCIATION LIMITED | SC088154 | 28/11/1997 | 01/12/2007 | Dissolved |
| ALBYN DRILLING SERVICES LIMITED | SC118702 | 15/10/2001 | 31/07/2007 | Dissolved |
| ASCO (DC2) LIMITED | 05898050 | 02/04/2008 | 21/12/2011 | One Red Flag |
| ASV PIONEER LIMITED | SC478040 | 24/10/2014 | 31/12/2016 | Dissolved |
| BRITISH CHAMBERS OF COMMERCE | 00009635 | 23/07/2009 | 16/10/2009 | Gold |
| BUE MARINE LIMITED | SC132816 | 01/08/1999 | 24/01/2005 | Amber |
| BW GROUP UNLIMITED | SC159419 | 27/06/1998 | 21/08/2001 | Amber |
| COGENT SSC LIMITED | SC129351 | 28/04/2004 | 12/10/2006 | Silver |
| DEUTAG LIMITED | 02161895 | 15/10/2001 | 31/07/2007 | Dissolved |
| DEUTAG RESOURCE MANAGEMENT LIMITED | SC110503 | 15/10/2001 | 31/07/2007 | Dissolved |
| DEUTAG UK LIMITED | 02279453 | 15/10/2001 | 31/07/2007 | Dissolved |
| FERGUSON MODULAR LIMITED | SC309082 | 08/12/2006 | 12/09/2014 | Dissolved |
| GRAMPIAN CHAMBER OF COMMERCE AND INDUSTRY | SC125876 | 24/04/2007 | 23/06/2011 | Dissolved |
| HFG CORPORATE LIMITED | SC309083 | 10/01/2012 | 12/09/2014 | Bronze |
| JAMES FISHER AND SONS PUBLIC LIMITED COMPANY | 00211475 | 01/08/2013 | 05/05/2022 | Silver |
| KCA DEUTAG CASPIAN LIMITED | 01877963 | 20/01/1997 | 31/07/2007 | Bronze |
| KCA DEUTAG DRILLING GROUP LIMITED | 01059871 | 23/10/2001 | 31/07/2007 | One Red Flag |
| KCA DEUTAG DRILLING LIMITED | SC031961 | 08/01/1997 | 23/10/2001 | Silver |
| KCA DEUTAG EUROPE B.V. | SF000965 | 31/01/2006 | 26/01/2011 | Bronze |
| KCA DRILLING UK LIMITED | SC125584 | 13/11/1996 | 31/07/2007 | Dissolved |
| KCA EUROPE LIMITED | 01189464 | 13/11/1996 | 31/07/2007 | Dissolved |
| NORTH OF SCOTLAND CHAMBER OF COMMERCE AND INDUSTRY | SC132754 | 24/04/2007 | 23/06/2011 | Dissolved |
| OIS INTERNATIONAL INSPECTION LIMITED | 02688399 | 08/02/1996 | 16/01/2003 | Not Trading |
| PRODRILL ENGINEERING LIMITED | 01656768 | 15/10/2001 | 12/05/2004 | Insolvent |
| RDS ENERGY SOLUTIONS LIMITED | 02479484 | 15/01/2003 | 31/07/2007 | Bronze |
| RED SPIDER TECHNOLOGY LIMITED | SC249841 | 01/10/2007 | 09/12/2010 | Dissolved |
| RENTAIR LIMITED | SC305588 | 01/04/2010 | 28/02/2012 | One Red Flag |
| RIG DESIGN SERVICES HOLDINGS LIMITED | 04286931 | 28/07/2003 | 31/07/2007 | Bronze |
| RWE RENEWABLES UK LIMITED | 03758404 | 19/05/1999 | 18/10/2002 | Silver |
| RWE RENEWABLES UK ONSHORE WIND LIMITED | 03758407 | 19/05/1999 | 18/10/2002 | Silver |
| RWE RENEWABLES UK OPERATIONS LIMITED | 02692529 | 31/12/1998 | 18/10/2002 | Gold |
| SCOTTISH CHAMBERS OF COMMERCE LIMITED | SC313336 | 30/06/2009 | 11/12/2012 | Gold |
| SET DRILLING COMPANY LIMITED | SC167498 | 15/10/2001 | 31/07/2007 | One Red Flag |
| SPEAR TECHNOLOGIES LIMITED | 04095575 | 24/10/2000 | 21/05/2002 | Dissolved |
| UNIVATION LIMITED | SC158742 | 29/06/2006 | 01/01/2011 | Bronze |