| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 3 D STABILISERS LIMITED | SC135878 | 03/11/2016 | Dissolved |
| @BALANCE UK LIMITED | 05960110 | 03/11/2016 | Dissolved |
| BAKER JARDINE AND ASSOCIATES LIMITED | SC095150 | 13/08/2012 | Dissolved |
| CAMCO SOVIET SERVICES LIMITED | 02501634 | 13/08/2012 | Dissolved |
| CLEANCUT TECHNOLOGIES LIMITED | SC211751 | 03/11/2016 | Dissolved |
| CORLAX TRADING LIMITED | NI044310 | 13/08/2012 | Dissolved |
| DATA MARINE SYSTEMS LIMITED | SC111399 | 13/08/2012 | Dissolved |
| INSENSYS OIL AND GAS LIMITED | 05961426 | 13/08/2012 | Dissolved |
| LASALLE ENGINEERING (HOLDINGS) LIMITED | SC130627 | 01/01/2016 | Dissolved |
| LASALLE ENGINEERING LIMITED | SC096952 | 01/01/2016 | Dissolved |
| M-I SWACO (UK) LIMITED | SC236479 | 03/11/2016 | Dissolved |
| NETWORK OF EXCELLENCE IN TRAINING LIMITED | 04389071 | 13/08/2012 | Dissolved |
| NORIBA LIMITED | 06301784 | 06/09/2016 | Dissolved |
| OPNET INTERNATIONAL LIMITED | SC163889 | 13/08/2012 | Dissolved |
| PATHFINDER ENERGY SERVICES LIMITED | 03709500 | 03/11/2016 | Dissolved |
| PHOENIX PETROLEUM SERVICES LIMITED | SC096734 | 13/08/2012 | Dissolved |
| REDA INDUSTRIES LIMITED | 01866033 | 13/08/2012 | Dissolved |
| ROCK DEFORMATION RESEARCH LIMITED | 03791808 | 27/03/2014 | Dissolved |
| SCHLUMBERGER EVALUATION AND PRODUCTION SERVICES (UK) LIMITED | 00548680 | 13/08/2012 | Dissolved |
| SCHLUMBERGER SIS LIMITED | 04830026 | 13/08/2012 | Dissolved |
| SCHLUMBERGER TECHNOLOGIES LIMITED | 00985915 | 13/08/2012 | Dissolved |
| SEISMOGRAPH SERVICE (ENGLAND) LIMITED | 00479770 | 13/08/2012 | Dissolved |
| SEISMOGRAPH SERVICE (U.K.) LIMITED | 01579378 | 13/08/2012 | Dissolved |
| SEISMOGRAPH SERVICE LIMITED | 00409888 | 13/08/2012 | Dissolved |
| SENSA INTERNATIONAL LIMITED | 04124755 | 13/08/2012 | Dissolved |
| SONOTECH LIMITED | 03828326 | 06/09/2016 | Dissolved |
| SPECIALISED PETROLEUM SERVICES INTERNATIONAL (BRANCH) LIMITED | 02661838 | 03/11/2016 | Dissolved |
| SPECIALISED PETROLEUM SERVICES INTERNATIONAL (HOLDINGS) LIMITED | SC195693 | 03/11/2016 | Dissolved |
| SPECIALISED PETROLEUM SERVICES INTERNATIONAL LIMITED | SC071516 | 03/11/2016 | Dissolved |
| SPT GROUP LIMITED | 02673041 | 01/11/2013 | Dissolved |
| UNITED WIRE LIMITED | SC001878 | 03/11/2016 | Dissolved |
| V.I.P.S. (VECTOR INTERNATIONAL PROCESSING SYSTEMS) LIMITED | 02824277 | 13/08/2012 | Dissolved |
| WESTERN UK LIMITED | 04000609 | 13/08/2012 | Dissolved |
| WESTHILL REALISATIONS LIMITED | SC317624 | 01/01/2016 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALMIDA GROUP UNLIMITED | 03994025 | 03/11/2016 | 29/03/2019 | Not Trading |
| ASSET DEVELOPMENT AND IMPROVEMENT LIMITED | SC302100 | 31/03/2016 | 29/03/2019 | Dissolved |
| BW GROUP UNLIMITED | SC159419 | 03/11/2016 | 29/03/2019 | Amber |
| CYCLOTECH UNLIMITED | 02887371 | 14/08/2018 | 29/03/2019 | Not Trading |
| DIAMOULD LIMITED | 03797278 | 13/08/2012 | 14/08/2013 | Bronze |
| GEOSERVICES UK LTD | SC346038 | 01/08/2013 | 29/03/2019 | Dissolved |
| M-I HOLDINGS (UK) UNLIMITED | SC235399 | 03/11/2016 | 29/03/2019 | One Red Flag |
| META DOWNHOLE UNLIMITED | SC122917 | 24/03/2016 | 29/03/2019 | Not Trading |
| NI004145 LIMITED | NI004145 | 20/06/2018 | 29/03/2019 | Dissolved |
| PEAK WELL SYSTEMS LIMITED | SC337516 | 29/12/2016 | 29/03/2019 | One Red Flag |
| RED BARON (OIL TOOLS RENTAL) LIMITED(THE) | SC077737 | 03/11/2016 | 29/03/2019 | Not Trading |
| REFLECTION MARINE UK LIMITED | 11347635 | 04/05/2018 | 14/11/2018 | One Red Flag |
| RUBISLAW INVESTMENTS UNLIMITED | SC239426 | 29/12/2016 | 29/03/2019 | Dissolved |
| SCHLUMBERGER CAMBRIDGE RESEARCH LIMITED | 00606177 | 13/08/2012 | 29/03/2019 | Gold |
| SCHLUMBERGER FINANCE UK LIMITED | 04739100 | 13/08/2012 | 29/03/2019 | Dissolved |
| SCHLUMBERGER OILFIELD UK LIMITED | 04157867 | 13/08/2012 | 29/03/2019 | Bronze |
| SCHLUMBERGER PUBLIC LIMITED COMPANY | 01332348 | 13/08/2012 | 29/03/2019 | Amber |
| SCHLUMBERGER UK HOLDINGS LIMITED | 01686572 | 13/08/2012 | 29/03/2019 | Gold |
| SCHLUMBERGER UK LIMITED | 07373289 | 13/08/2012 | 29/03/2019 | Silver |
| SCHLUMBERGER WCP LIMITED | NI044704 | 13/08/2012 | 29/03/2019 | Dissolved |
| SENSOR HIGHWAY LIMITED | 03148432 | 13/08/2012 | 29/03/2019 | Amber |
| SILKWATER HOLDINGS UNLIMITED | 05844753 | 03/11/2016 | 29/03/2019 | Not Trading |
| SIMPRENTIS LIMITED | 05011871 | 26/02/2014 | 29/03/2019 | Dissolved |
| SPECIALISED PETROLEUM SERVICES GROUP UNLIMITED | SC204919 | 03/11/2016 | 29/03/2019 | Amber |
| WSP UK WATER SERVICES LIMITED | 02386601 | 13/08/2012 | 01/08/2016 | Dissolved |
| WSP WATER SERVICES LATIN AMERICA HOLDINGS LIMITED | 02549037 | 13/08/2012 | 01/08/2016 | Dissolved |
| XTREME INNOVATIONS LIMITED | SC410971 | 29/12/2016 | 29/03/2019 | One Red Flag |
| XTREME WELL TECHNOLOGY LIMITED | SC341269 | 29/12/2016 | 29/03/2019 | Amber |