| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| A&W LEASING LIMITED | 06908181 | 18/05/2009 | Bronze |
| ENERGY FACILITIES UK LIMITED | 08320147 | 01/07/2013 | Silver |
| HIFIX LTD | 07823470 | 25/10/2012 | Dissolved |
| HIFIX SCAFFOLDING LTD | 08665133 | 30/08/2013 | Dissolved |
| WORKCLIP LTD | 08909597 | 04/09/2014 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CLARKSON PORT SERVICES LIMITED | 04513470 | 16/08/2002 | 03/06/2010 | Gold |
| EF (POWER) LIMITED | 10299448 | 27/07/2016 | 20/12/2017 | Insolvent |
| GENCHEM CHARTERING LIMITED | 00942567 | 20/09/1991 | 03/06/2010 | Dissolved |
| GENCHEM HOLDINGS LIMITED | 01778691 | 20/09/1991 | 03/06/2010 | Silver |
| GENCHEM MARINE LIMITED | 02269383 | 20/09/1991 | 09/08/2006 | Dissolved |
| GENCHEM SHIPPING LIMITED | 04442631 | 10/10/2002 | 09/08/2006 | Dissolved |
| H. CLARKSON & COMPANY LIMITED | 00152738 | 09/08/2006 | 03/06/2010 | Silver |
| IMPACT ROOFING & BUILDING LTD | 07736686 | 24/06/2013 | 13/06/2017 | Bronze |
| MARINET (SHIP AGENCIES) LIMITED | 04442630 | 10/10/2002 | 09/08/2006 | Not Trading |