| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BAROID CORPORATION | 01640428 | 13/04/2012 | 01/01/2014 | Dissolved |
| BUE SHIPS LIMITED | 01525618 | 13/04/2012 | 01/01/2014 | Gold |
| HALLIBURTON ENERGY SERVICES LIMITED | SC231879 | 13/04/2012 | 01/01/2014 | Dissolved |
| HALLIBURTON GLOBAL HOLDINGS LIMITED | 08794280 | 28/11/2013 | 31/12/2013 | Gold |
| HALLIBURTON HOLDINGS (NO. 3) | SC231927 | 13/04/2012 | 01/01/2014 | Dissolved |
| HALLIBURTON MANAGEMENT LIMITED | SC232078 | 13/04/2012 | 01/01/2014 | Bronze |
| HALLIBURTON MANUFACTURING AND SERVICES LIMITED | 00611451 | 13/04/2012 | 01/01/2014 | Silver |
| INTELLIGENT WELL CONTROLS LIMITED | SC364115 | 25/10/2013 | 01/01/2014 | Dissolved |
| LANDMARK EAME, LTD. | 01937155 | 13/04/2012 | 01/01/2014 | Bronze |
| MEDITERRANEAN ENERGY SERVICES LIMITED | SC232077 | 13/04/2012 | 01/01/2014 | Silver |
| MULTI-CHEM PRODUCTION CHEMICALS (UK) LIMITED | SC308016 | 20/02/2013 | 01/01/2014 | Dissolved |
| OSCR 60695 LIMITED | 03002262 | 13/04/2012 | 01/01/2014 | Dissolved |
| PETRIS TECHNOLOGY, LTD. | 05453198 | 01/08/2012 | 01/01/2014 | Dissolved |
| PETROLEUM ENGINEERING SERVICES LIMITED | SC050835 | 13/04/2012 | 01/01/2014 | Dissolved |
| PETROLEUM MANUFACTURING SERVICES LIMITED | SC111835 | 13/04/2012 | 01/01/2014 | Dissolved |
| PROTECH CENTREFORM INTERNATIONAL LIMITED | SC252217 | 13/04/2012 | 01/01/2014 | Silver |
| PSL ENERGY SERVICES HOLDINGS LIMITED | SC285264 | 13/04/2012 | 01/01/2014 | Dissolved |
| PSL ENERGY SERVICES LIMITED | SC243706 | 13/04/2012 | 01/01/2014 | Silver |
| RED SPIDER TECHNOLOGY LIMITED | SC249841 | 18/12/2012 | 01/01/2014 | Dissolved |
| ROCKWATER HOLDINGS LIMITED | 01535559 | 13/04/2012 | 01/01/2014 | Dissolved |
| ROCKWATER LIMITED | 01268625 | 13/04/2012 | 01/01/2014 | Dissolved |
| SUB SEA OFFSHORE (HOLDINGS) LIMITED | 01724943 | 13/04/2012 | 01/01/2014 | Dissolved |
| SUB SEA OFFSHORE LIMITED | 01385206 | 13/04/2012 | 01/01/2014 | Gold |
| TECHSOURCE RECRUITMENT LIMITED | SC276721 | 13/04/2012 | 01/01/2014 | Dissolved |
| WELLDYNAMICS INTERNATIONAL LIMITED | SC145181 | 13/04/2012 | 01/01/2014 | Silver |
| WLTD LIMITED | 00196631 | 13/04/2012 | 01/01/2014 | Dissolved |