| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| A.B. 2000 LTD. | SC155832 | 11/05/2018 | Amber |
| AB2K LIMITED | 12234145 | 30/09/2019 | Not Trading |
| AB2T LIMITED | SC706646 | 13/08/2021 | Amber |
| ANGLO SWEDISH EQUIPMENT LIMITED | 05620827 | 01/12/2016 | Bronze |
| AQURATE ENGINEERING (WALES) LIMITED | 14729437 | 14/03/2023 | Bronze |
| AQURATE ENGINEERING(SCOTLAND) LTD | SC761780 | 10/03/2023 | Bronze |
| ARKOSE INVESTMENTS SERVICES LTD | 08586761 | 26/06/2013 | Dissolved |
| ELLON PLANT HIRE LIMITED | SC417888 | 11/05/2018 | Dissolved |
| GEORGE INNS LTD | 08168043 | 03/08/2012 | Silver |
| GLASGOW PEARL GP LLP | SO303148 | 03/09/2014 | Dissolved |
| J D PLANT LIMITED | SC150244 | 11/05/2018 | Dissolved |
| KINGSNORTH LIMITED | 02758995 | 19/11/1992 | Dissolved |
| KINGSNORTH LIMITED | 02758995 | 19/11/1992 | Dissolved |
| NLN (QGL18) LIMITED | 05896557 | 04/08/2006 | Dissolved |
| P & H PLANT LIMITED | SC131605 | 11/05/2018 | Dissolved |
| PHOENIX MARINE SOLUTIONS LIMITED | SC213617 | 11/05/2018 | Gold |
| PHOENIX WEIGHTS LIMITED | SC422278 | 11/05/2018 | Gold |
| QUATTRO (EBT) LIMITED | 13427915 | 28/05/2021 | Not Trading |
| QUATTRO GROUP LIMITED | 08586229 | 26/06/2013 | Bronze |
| QUATTRO HIRE LIMITED | 05840474 | 08/06/2006 | Gold |
| QUATTRO OCCUPATIONAL TRAINING ACADEMY LIMITED | 06738883 | 03/11/2008 | Amber |
| QUATTRO PLANT LIMITED | 02400439 | 31/10/1991 | Silver |
| QUATTRO SITE SERVICES LTD. | 05897726 | 07/08/2006 | Not Trading |
| QUATTRO SITE SERVICES LTD. | 05897726 | 07/08/2006 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| PHOENIX MARINE SOLUTIONS LIMITED | SC213617 | 11/05/2018 | 11/05/2018 | Gold |