| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| NON INTRUSIVE CROSSOVER SYSTEM LIMITED | SC417944 | 01/11/2013 | One Red Flag |
| PHOENIX SPECIALIST SOLUTIONS LTD | SC413765 | 15/01/2014 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| A.B. 2000 LTD. | SC155832 | 25/06/2015 | 11/05/2018 | Amber |
| ELLON PLANT HIRE LIMITED | SC417888 | 01/06/2018 | 21/12/2018 | Dissolved |
| J D PLANT LIMITED | SC150244 | 03/03/2017 | 11/05/2018 | Dissolved |
| MITCHELL ENGINEERING GROUP LIMITED | SC272411 | 07/11/2017 | 11/10/2018 | Dissolved |
| P & H PLANT LIMITED | SC131605 | 01/06/2018 | 21/12/2018 | Dissolved |
| PHOENIX MARINE SOLUTIONS LIMITED | SC213617 | 01/06/2018 | 21/12/2018 | Gold |
| PHOENIX WEIGHTS LIMITED | SC422278 | 01/06/2018 | 21/12/2018 | Gold |
| WALKER MITCHELL HOLDINGS LIMITED | SC572225 | 27/07/2017 | 11/10/2018 | Dissolved |
| WALKERWELD ENGINEERING LIMITED | SC295835 | 17/01/2018 | 11/10/2018 | Dissolved |