| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ASSET DEVELOPMENT AND IMPROVEMENT LIMITED | SC302100 | 01/08/2019 | 04/02/2022 | Dissolved |
| GEOSERVICES UK LTD | SC346038 | 01/08/2019 | 04/02/2022 | Dissolved |
| M-I DRILLING FLUIDS U.K. UNLIMITED | SC161934 | 01/08/2019 | 04/02/2022 | Amber |
| META DOWNHOLE UNLIMITED | SC122917 | 01/08/2019 | 04/02/2022 | Not Trading |
| NET ZERO TECHNOLOGY CENTRE LIMITED | SC531384 | 22/05/2020 | 09/06/2021 | Amber |
| PEAK WELL SYSTEMS LIMITED | SC337516 | 01/08/2019 | 04/02/2022 | One Red Flag |
| RED BARON (OIL TOOLS RENTAL) LIMITED(THE) | SC077737 | 01/08/2019 | 04/02/2022 | Not Trading |
| RUBISLAW INVESTMENTS UNLIMITED | SC239426 | 01/08/2019 | 04/02/2022 | Dissolved |
| SCHLUMBERGER OILFIELD UK LIMITED | 04157867 | 01/08/2019 | 04/02/2022 | Bronze |
| SMITH INTERNATIONAL (NORTH SEA) UNLIMITED | 02533968 | 01/08/2019 | 04/02/2022 | Amber |
| THE UK OFFSHORE ENERGIES ASSOCIATION LIMITED | 01119804 | 18/11/2020 | 21/11/2022 | Bronze |
| XTREME INNOVATIONS LIMITED | SC410971 | 01/08/2019 | 04/02/2022 | One Red Flag |
| XTREME WELL TECHNOLOGY LIMITED | SC341269 | 01/08/2019 | 04/02/2022 | Amber |