| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ESSO EXPLORATION AND PRODUCTION UK LIMITED | 00207426 | 01/08/2012 | 01/07/2014 | Gold |
| ESSO PETROLEUM COMPANY,LIMITED | 00026538 | 01/08/2012 | 01/07/2014 | Silver |
| ESSO PROPERTY MANAGEMENT COMPANY, LIMITED | 00157038 | 27/07/2012 | 01/07/2014 | Insolvent |
| ESSO UK LIMITED | 01589650 | 01/08/2012 | 01/07/2014 | Gold |
| EXXONMOBIL AVIATION INTERNATIONAL LIMITED | 03418332 | 27/07/2012 | 01/07/2014 | Bronze |
| EXXONMOBIL FINANCE COMPANY LIMITED | 05298032 | 27/07/2012 | 01/07/2014 | Silver |
| EXXONMOBIL GAS MARKETING EUROPE LIMITED | 02517230 | 01/08/2012 | 01/07/2014 | Gold |
| EXXONMOBIL HOLDING COMPANY LIMITED | 08559280 | 06/06/2013 | 01/07/2014 | Gold |
| EXXONMOBIL INTERNATIONAL LIMITED | 03834848 | 01/08/2012 | 01/07/2014 | Gold |
| EXXONMOBIL INVESTMENT COMPANY LIMITED | 05298041 | 27/07/2012 | 01/07/2014 | Silver |
| EXXONMOBIL OIL INDONESIA INC. | FC027215 | 01/08/2012 | 01/07/2014 | Amber |
| EXXONMOBIL UK LIMITED | 03897351 | 27/07/2012 | 01/07/2014 | Gold |
| MOBIL EXPLORATION INDONESIA INC. | FC027213 | 01/08/2012 | 01/07/2014 | Amber |
| MOBIL TRADING AND SUPPLY LIMITED | 00617078 | 01/08/2012 | 01/07/2014 | Insolvent |
| XTO UK, LTD | 05458042 | 01/08/2012 | 01/07/2014 | Silver |