| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| MAINE FABRICATION LIMITED | NI631789 | 09/06/2015 | One Red Flag |
| MAINE GROUP LTD | NI665325 | 23/10/2019 | Bronze |
| MAINE PLANT AND EQUIPMENT LTD | NI665475 | 30/10/2019 | Not Trading |
| MAINE SURFACE FINISHING LIMITED | NI060197 | 09/12/2013 | Gold |
| MOYOLA TREATMENTS LIMITED | NI665380 | 25/10/2019 | Dissolved |
| SMYTH STEEL LIMITED | NI014105 | 25/08/2022 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CNIM LAGAN (CARDIFF) LIMITED | NI611283 | 20/02/2012 | 17/04/2012 | Dissolved |
| CNIM LAGAN (SUFFOLK) LIMITED | NI604602 | 29/09/2010 | 14/06/2012 | Dissolved |
| CONSTRUCTION EMPLOYERS FEDERATION LIMITED | NI001944 | 23/11/2007 | 07/02/2013 | Gold |
| FP MCCANN LIMITED | NI013563 | 29/01/2001 | 31/08/2002 | Gold |
| LAGAN CONSTRUCTION LIMITED | NI005233 | 02/04/2007 | 31/07/2012 | One Red Flag |