| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 123456 ABERDEEN LIMITED | SC153427 | 28/02/2012 | Amber |
| 56789 ABERDEEN LIMITED | SC435504 | 06/09/2016 | One Red Flag |
| ABENCO LTD. | SC253370 | 15/11/2019 | Amber |
| ALERON LIMITED | SC370057 | 22/12/2021 | Bronze |
| ALERON TECHNOLOGY LIMITED | SC558379 | 22/12/2021 | Silver |
| ATR (2010) LIMITED | SC172929 | 28/02/2012 | Dissolved |
| ATR ABERDEEN LIMITED | SC250752 | 28/02/2012 | Dissolved |
| ATR INDUSTRIAL SUPPLIES LTD. | SC274938 | 28/02/2012 | Dissolved |
| ATR LIFTING SERVICES LIMITED | SC338730 | 28/02/2012 | Dissolved |
| ATR LIFTING SOLUTIONS LIMITED | SC122818 | 15/02/2013 | Two Red Flags |
| ATR OFFSHORE GROUP LIMITED | SC403892 | 28/02/2012 | Dissolved |
| ATR OFFSHORE HOLDINGS LIMITED | SC404407 | 28/02/2012 | Dissolved |
| ATR OVERSEAS LIMITED | SC317260 | 28/02/2012 | Amber |
| ATR POWER SOLUTIONS LTD | SC221515 | 28/02/2012 | Dissolved |
| CENTURION 1 LIMITED | SC540138 | 06/09/2016 | Silver |
| CENTURION 2 LIMITED | SC540315 | 06/09/2016 | Amber |
| CENTURION 3 LIMITED | SC583752 | 13/12/2017 | Amber |
| CENTURION ENERGY SERVICES PLC | SC610646 | 11/10/2018 | Dissolved |
| CENTURION SUBSEA SERVICES LIMITED | SC272679 | 28/06/2012 | Amber |
| CENTURION UK RENTALS & SERVICES HOLDINGS LIMITED | SC657607 | 17/03/2020 | One Red Flag |
| CENTURION UK RENTALS & SERVICES LIMITED | 03133771 | 06/09/2016 | Gold |
| CONSERVE RENTALS & SERVICES LIMITED | 03528948 | 06/09/2016 | One Red Flag |
| COSALT OFFSHORE GROUP LIMITED | SC442522 | 12/02/2013 | Dissolved |
| COSALT OFFSHORE HOLDINGS LIMITED | SC442496 | 11/02/2013 | Dissolved |
| COSALT OFFSHORE LIMITED | SC219765 | 15/02/2013 | Dissolved |
| GRAMPIAN TEST & CERTIFICATION LIMITED | SC206005 | 15/02/2013 | Dissolved |
| GTC SPECIALIST SERVICES LIMITED | SC298765 | 15/02/2013 | Dissolved |
| LABTECH SERVICES LIMITED | SC083070 | 22/06/2021 | Amber |
| LEASK FAMILY PROPERTIES LIMITED | 14734328 | 16/03/2023 | Bronze |
| OSPREY3 LTD | SC205751 | 15/11/2019 | Bronze |
| RENTAIR LIMITED | SC305588 | 20/06/2012 | Bronze |
| RENTAIR OFFSHORE LIMITED | 03719503 | 06/09/2016 | Dissolved |
| RMEC GROUP LIMITED | SC473580 | 31/03/2022 | Amber |
| RMEC LIMITED | SC268433 | 31/03/2022 | Gold |
| ROVQUIP LIMITED | SC436045 | 22/12/2021 | Gold |
| SAFETY & TECHNICAL HYDRAULICS LIMITED | SC286215 | 29/06/2015 | Silver |
| STH HOLDINGS LIMITED | SC506774 | 27/05/2015 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|