| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AXSIA HOWMAR LIMITED | 00961792 | 11/11/2016 | Dissolved |
| CAIRNTOUL WELL EQUIPMENT SERVICES LIMITED | SC159191 | 11/11/2016 | Dissolved |
| CAIRNWELL MANAGEMENT SERVICES LTD | SC367971 | 11/11/2016 | Dissolved |
| CAMERON PRODUCTS LIMITED | 02106584 | 11/11/2016 | Dissolved |
| CAMERON TECHNOLOGIES UK LIMITED | 03440964 | 11/11/2016 | Dissolved |
| INTERNATIONAL VALVES LIMITED | 02561616 | 11/11/2016 | Dissolved |
| JISKOOT LIMITED | 01834943 | 11/11/2016 | Dissolved |
| ONESUBSEA HOLDING LIMITED | FC031295 | 28/04/2016 | Dissolved |
| SCHLUMBERGER WCP LIMITED | NI044704 | 29/03/2019 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALMIDA GROUP UNLIMITED | 03994025 | 29/03/2019 | 30/07/2021 | Not Trading |
| ASSET DEVELOPMENT AND IMPROVEMENT LIMITED | SC302100 | 29/03/2019 | 30/07/2021 | Dissolved |
| AXSIA HOLDINGS UNLIMITED | 04150927 | 11/11/2016 | 30/07/2021 | Amber |
| BW GROUP UNLIMITED | SC159419 | 29/03/2019 | 30/07/2021 | Amber |
| CAMERON FLOW CONTROL SERVICES (UK) LIMITED | 08379586 | 11/11/2016 | 30/07/2021 | Dissolved |
| CAMERON FLOW CONTROL TECHNOLOGY (UK) LIMITED | 08379585 | 11/11/2016 | 30/07/2021 | Silver |
| CAMERON INDUSTRIES UNLIMITED | 07293147 | 11/11/2016 | 30/07/2021 | One Red Flag |
| CAMERON PETROLEUM (UK) LIMITED | 04589882 | 11/11/2016 | 30/07/2021 | Silver |
| CAMERON PETROLEUM INVESTMENTS LIMITED | 04550385 | 11/11/2016 | 30/07/2021 | Gold |
| CAMERON SUBSEA IP LIMITED | FC031452 | 30/04/2016 | 30/07/2021 | Amber |
| CAMERON SYSTEMS LIMITED | 04291991 | 11/11/2016 | 30/07/2021 | Amber |
| CYCLOTECH UNLIMITED | 02887371 | 29/03/2019 | 30/07/2021 | Not Trading |
| FLARESIM LIMITED | 08749061 | 30/08/2019 | 30/07/2021 | Amber |
| GEOSERVICES UK LTD | SC346038 | 29/03/2019 | 30/07/2021 | Dissolved |
| JISKOOT HOLDINGS UNLIMITED | 00692441 | 11/11/2016 | 30/07/2021 | Amber |
| M-I HOLDINGS (UK) UNLIMITED | SC235399 | 29/03/2019 | 30/07/2021 | One Red Flag |
| META DOWNHOLE UNLIMITED | SC122917 | 29/03/2019 | 30/07/2021 | Not Trading |
| PEAK WELL SYSTEMS LIMITED | SC337516 | 29/03/2019 | 30/07/2021 | One Red Flag |
| PETRECO INTERNATIONAL (MIDDLE EAST) LIMITED | 03485833 | 11/11/2016 | 30/07/2021 | Silver |
| RED BARON (OIL TOOLS RENTAL) LIMITED(THE) | SC077737 | 29/03/2019 | 30/07/2021 | Not Trading |
| RUBISLAW INVESTMENTS UNLIMITED | SC239426 | 29/03/2019 | 30/07/2021 | Dissolved |
| SCHLUMBERGER CAMBRIDGE RESEARCH LIMITED | 00606177 | 29/03/2019 | 30/07/2021 | Silver |
| SCHLUMBERGER FINANCE UK LIMITED | 04739100 | 29/03/2019 | 30/07/2021 | Dissolved |
| SCHLUMBERGER OILFIELD UK LIMITED | 04157867 | 29/03/2019 | 30/07/2021 | Bronze |
| SCHLUMBERGER PUBLIC LIMITED COMPANY | 01332348 | 29/03/2019 | 30/07/2021 | Amber |
| SCHLUMBERGER UK HOLDINGS LIMITED | 01686572 | 29/03/2019 | 30/07/2021 | Silver |
| SCHLUMBERGER UK LIMITED | 07373289 | 29/03/2019 | 30/07/2021 | Silver |
| SENSIA UK LTD. | 11960845 | 24/04/2019 | 01/10/2019 | Amber |
| SENSOR HIGHWAY LIMITED | 03148432 | 29/03/2019 | 30/07/2021 | Amber |
| SILKWATER HOLDINGS UNLIMITED | 05844753 | 29/03/2019 | 30/07/2021 | Not Trading |
| SIMPRENTIS LIMITED | 05011871 | 29/03/2019 | 30/07/2021 | Dissolved |
| SPECIALISED PETROLEUM SERVICES GROUP UNLIMITED | SC204919 | 29/03/2019 | 30/07/2021 | Amber |
| XTREME INNOVATIONS LIMITED | SC410971 | 29/03/2019 | 30/07/2021 | One Red Flag |
| XTREME WELL TECHNOLOGY LIMITED | SC341269 | 29/03/2019 | 30/07/2021 | Amber |