| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| DAVID JEFFS AND ASSOCIATES LIMITED | 05423807 | 13/04/2005 | Dissolved |
| YORKSHIRE AVIATION LIMITED | 04755994 | 07/05/2003 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AWG RAIL SERVICES LIMITED | 04055151 | 04/03/2004 | 11/10/2005 | Dissolved |
| Awg Environmental Ltd | SC126371 | 04/03/2004 | 11/10/2005 | Dissolved |
| CIVIL ENGINEERING CONTRACTORS ASSOCIATION (YORKSHIRE & HUMBERSIDE) LIMITED | 03285472 | 01/12/1999 | 07/02/2005 | Silver |
| EP REALISATIONS LIMITED | 01678349 | 01/04/2004 | 26/07/2004 | One Red Flag |
| Fastour Aviation Ltd | 04042655 | 09/07/2001 | 11/09/2003 | Dissolved |
| GALLIFORD TRY INFRASTRUCTURE LIMITED | SC055775 | 04/07/1991 | 11/10/2005 | Amber |
| LAGAN (ALSAGER) LIMITED | NI062161 | 01/09/2010 | 31/07/2015 | Dissolved |
| LAGAN CONSTRUCTION GROUP HOLDINGS LIMITED | NI073094 | 25/08/2010 | 08/03/2012 | Insolvent |
| LAGAN CONSTRUCTION LIMITED | NI005233 | 29/11/2005 | 31/01/2011 | One Red Flag |
| LAGAN DEVELOPMENTS (HOLDINGS) LIMITED | NI049715 | 01/09/2010 | 31/07/2015 | One Red Flag |
| LAGAN DEVELOPMENTS LIMITED | NI034567 | 01/09/2010 | 31/07/2015 | Dissolved |
| MORCO (8) LIMITED | SC241868 | 30/01/2003 | 11/10/2005 | Dissolved |
| MORRISON CONSTRUCTION LIMITED | SC178956 | 05/12/2003 | 11/10/2005 | Not Trading |
| MORRISON HIGHWAY MAINTENANCE LIMITED | 04172749 | 13/10/2004 | 11/10/2005 | Not Trading |
| MORRISON RAIL LIMITED | SC197529 | 04/03/2004 | 11/10/2005 | Dissolved |
| MORRISON SHAND CONSTRUCTION LIMITED | 02426459 | 15/10/2004 | 11/10/2005 | Dissolved |
| Morrison Construction Services (Regional) Ltd | SC120405 | 01/03/1997 | 11/10/2005 | Dissolved |
| Morrison Projects Ltd | SC172843 | 30/06/2000 | 22/03/2004 | Dissolved |
| QUAY DEVELOPMENTS LIMITED | NI031285 | 01/09/2010 | 08/05/2015 | Bronze |
| SHAND CONSTRUCTION LIMITED | 00351311 | 31/05/2003 | 11/10/2005 | Dissolved |