| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Lundin Oil & Gas Ltd | 00991926 | 21/08/2001 | Dissolved |
| Lundin Production Ltd | 02670894 | 21/08/2001 | Dissolved |
| Second Mecella Limited | 01531180 | 29/01/1996 | Dissolved |
| Talisman Petroleum (U K) Ltd | 01651194 | 03/03/1995 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ATOG SAHARA LIMITED | 05247439 | 06/12/2005 | 01/09/2008 | One Red Flag |
| Aberdeen Petroleum Ltd | SC073265 | 06/12/2005 | 01/09/2008 | Dissolved |
| Amberstoke Ltd | 04570100 | 21/01/2003 | 01/09/2008 | Dissolved |
| Goal North Sea Ltd | 01157681 | 29/01/1996 | 01/09/2008 | Dissolved |
| Grovedawn Ltd | 04570506 | 13/12/2002 | 01/09/2008 | Dissolved |
| INEOS E&P (SIRI) UK LIMITED | 02650006 | 06/12/2005 | 18/06/2008 | N/A |
| KEELWOOD LIMITED | 04570491 | 21/01/2003 | 01/09/2008 | Dissolved |
| Macnamee Services Ltd | SC047183 | 06/12/2005 | 01/09/2008 | Dissolved |
| Owl Creek Investments Ltd | 01878917 | 06/12/2005 | 01/09/2008 | Dissolved |
| PALADIN RESOURCES LIMITED | SC149507 | 21/11/2005 | 01/09/2008 | Gold |
| REPSOL ALPHA LIMITED | 04796268 | 22/12/2003 | 01/09/2008 | Silver |
| REPSOL BETA LIMITED | 04796282 | 13/12/2004 | 01/09/2008 | One Red Flag |
| REPSOL LNS LIMITED | 02483161 | 21/08/2001 | 01/09/2008 | Silver |
| REPSOL NORTH SEA LIMITED | 01061863 | 12/01/1996 | 01/09/2008 | Silver |
| REPSOL OIL TRADING LIMITED | 02307374 | 29/01/1996 | 01/09/2008 | Amber |
| REPSOL PENSION AND LIFE SCHEME LIMITED | 03678507 | 01/06/2000 | 01/09/2008 | Not Trading |
| REPSOL RESOURCES UK LIMITED | 00825828 | 11/08/1994 | 01/09/2008 | Silver |
| REPSOL TRANSPORTATION (UT) LIMITED | 03093642 | 28/04/2000 | 01/09/2008 | Gold |
| REPSOL TRUSTEES (UK) LIMITED | 02901437 | 03/03/1995 | 01/09/2008 | Not Trading |
| RIGEL PETROLEUM (NI) LIMITED | NI029801 | 24/09/1999 | 01/09/2008 | Silver |
| RIGEL PETROLEUM UK LIMITED | 03389978 | 24/09/1999 | 01/09/2008 | Silver |
| Supertest Petroleum(U.K.)Ltd | 01020484 | 09/10/1998 | 01/09/2008 | Dissolved |
| TALISMAN ENERGY DL LIMITED | 04079629 | 30/04/2004 | 01/09/2008 | Insolvent |
| TALISMAN ENERGY NS LIMITED | 04079631 | 30/04/2004 | 01/09/2008 | Insolvent |
| TALISMAN ENERGY OIL TRANSPORTATION LIMITED | 03135059 | 30/04/2004 | 01/09/2008 | Dissolved |
| TALISMAN RESOURCES (NORTH WEST JAVA) LIMITED | 04843062 | 06/12/2005 | 01/09/2008 | Gold |
| TALISMAN UK (SOUTH EAST SUMATRA) LIMITED | 01191945 | 06/12/2005 | 01/09/2008 | Silver |
| TRANSWORLD PETROLEUM (U.K.) LIMITED | 01010787 | 29/01/1996 | 01/09/2008 | Amber |
| Talisman Energy Resources Ltd | 05542359 | 19/10/2005 | 01/09/2008 | Dissolved |
| Talisman Holdings (Uk) Ltd | 03102780 | 21/08/2001 | 01/09/2008 | Dissolved |
| Talisman Resources (Gabon) Ltd | 04109095 | 06/12/2005 | 01/09/2008 | Dissolved |
| Talisman Resources (Norway) Ltd | 04044037 | 06/12/2005 | 01/09/2008 | Dissolved |
| Talisman Transportation Ltd | SC199755 | 14/02/2000 | 01/09/2008 | Dissolved |
| WALDORF PRODUCTION NORTH SEA LIMITED | 03518803 | 06/12/2005 | 01/11/2006 | Strike Off |