| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ABRADO WELLBORE SERVICES LIMITED | SC589477 | 09/01/2023 | Dissolved |
| ARCHER (UK) LIMITED | SC229291 | 19/09/2012 | Silver |
| ARCHER CONSULTING RESOURCES LIMITED | SC268977 | 19/09/2012 | Amber |
| ARCHER WELL COMPANY INTERNATIONAL LIMITED | 09437988 | 16/11/2022 | Silver |
| LIMAY DRILLING RIGS LIMITED | 08972735 | 02/04/2014 | Dissolved |
| ROMAR INTERNATIONAL LTD. | SC209811 | 09/01/2023 | Bronze |
| ROMAR TOPCO LIMITED | SC490403 | 09/01/2023 | One Red Flag |
| SEAWELL DRILLING LIMITED | SC134920 | 30/06/2014 | Dissolved |
| VIKING INTERVENTION TECHNOLOGY UK LIMITED | SC319512 | 10/07/2012 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| OFFSHORE TRAINING FOUNDATION | SC229139 | 11/02/2014 | 28/06/2024 | Gold |
| OPITO LIMITED | SC152175 | 11/02/2014 | 28/06/2024 | Amber |
| OPITO TRAINING MANAGEMENT LIMITED | SC260821 | 18/03/2018 | 28/06/2024 | Silver |
| THE UK OFFSHORE ENERGIES ASSOCIATION LIMITED | 01119804 | 07/03/2018 | 15/03/2023 | Silver |