| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ATOMIC DOWNHOLE TECHNOLOGIES LIMITED | SC604624 | 07/08/2018 | Dissolved |
| CALEY OCEAN SYSTEMS LIMITED | SC200730 | 04/08/2021 | Silver |
| FLEXLIFE (ANGOLA) LIMITED | SC407187 | 30/04/2024 | One Red Flag |
| FLEXLIFE LIMITED | SC315287 | 30/04/2024 | One Red Flag |
| FRASER ENERGY VENTURES LIMITED | SC511463 | 13/05/2024 | Bronze |
| FRASER WELL MANAGEMENT LIMITED | SC564823 | 13/05/2024 | Strike Off |
| G A ENGINEERING (GROUP) LIMITED | SC448644 | 14/05/2018 | Silver |
| G A ENGINEERING (NORTH WEST) LIMITED | SC413266 | 14/05/2018 | One Red Flag |
| G.A. ENGINEERING (SCOTLAND) LTD. | SC177564 | 14/05/2018 | One Red Flag |
| GA ENGINEERING (SLIDING HEAD DIVISION) LIMITED | SC277802 | 14/05/2018 | Silver |
| HYDRATRON LIMITED | 01548328 | 31/10/2018 | Gold |
| IMES INTERNATIONAL LIMITED | SC540332 | 04/08/2021 | Bronze |
| PRYME GROUP HOLDINGS LIMITED | SC484451 | 14/05/2018 | Bronze |
| PRYME GROUP LIMITED | 01242917 | 14/05/2018 | One Red Flag |
| SAMPHIRE SUBSEA LTD | SC406138 | 21/06/2024 | Gold |
| SEANAMIC GROUP LIMITED | SC486006 | 10/05/2024 | Silver |
| SEANAMIC LIMITED | SC323413 | 10/05/2024 | Gold |
| STARGATE PRECISION ENGINEERING LIMITED | 03086914 | 14/05/2018 | Dissolved |
| STEP CHANGE ENGINEERING LIMITED | SC702847 | 22/07/2024 | Not Trading |
| THREE60 CONSTRUCTION & COMMISSIONING LTD | SC565160 | 16/07/2024 | Strike Off |
| THREE60 ENERGY CONSULTING LIMITED | SC823006 | 17/09/2024 | Amber |
| THREE60 ENERGY LIMITED | 10366459 | 21/12/2023 | Amber |
| THREE60 ENERGY RENEWABLES HOLDINGS LIMITED | SC741082 | 22/07/2024 | One Red Flag |
| THREE60 ENERGY RENEWABLES LIMITED | SC195118 | 07/08/2024 | Silver |
| THREE60 ENERGY WELLS UK LIMITED | SC131282 | 13/05/2024 | Silver |
| THREE60 EPCC HOLDINGS LIMITED | 11144701 | 13/05/2024 | Bronze |
| THREE60 EPCC LIMITED | SC479967 | 16/07/2024 | Silver |
| THREE60 INTEGRITY MANAGEMENT LIMITED | SC710581 | 13/05/2024 | Gold |
| THREE60 OPERATIONS SERVICES LIMITED | 11719360 | 22/07/2024 | Bronze |
| TIMEC 1504 LIMITED | 09560591 | 14/05/2018 | Dissolved |
| TOTAL MAINTENANCE & ENGINEERING LIMITED | 03079574 | 03/09/2018 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| FORUM ENERGY TECHNOLOGIES (UK) LIMITED | SC238859 | 31/12/2015 | 11/05/2018 | Silver |
| FORUM EUROPE HOLDINGS LIMITED | SC091614 | 31/12/2015 | 11/05/2018 | Bronze |
| FORUM SINGAPORE HOLDINGS LIMITED | 09170119 | 11/08/2014 | 11/05/2018 | Not Trading |
| FORUM WORLDWIDE HOLDINGS LIMITED | 09241283 | 30/09/2014 | 11/05/2018 | Amber |
| MULTILIFT WELLBORE TECHNOLOGY LIMITED | SC390270 | 03/07/2017 | 11/05/2018 | Strike Off |