| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CU-PLAS KENNEDY LIMITED | 03094283 | 24/08/1995 | Dissolved |
| CU-PLAS PROPERTY COMPANY LIMITED | 04254527 | 14/06/2002 | Dissolved |
| Ggl Property Ltd | 05563022 | 14/09/2005 | Dissolved |
| H.E. SIMM & SON LIMITED | 00310690 | 01/03/2010 | One Red Flag |
| H.E. SIMM ELECTRICAL LIMITED | 05337437 | 19/01/2005 | Dissolved |
| HES PROPERTY COMPANY LIMITED | 04254526 | 14/06/2002 | One Red Flag |
| HESIS LIMITED | 06250859 | 20/05/2011 | One Red Flag |
| SHEQ-ASPEN THORN LIMITED | 07967843 | 28/02/2012 | One Red Flag |
| TEKNIKAL DESIGN SOLUTIONS LIMITED | 05150775 | 10/01/2005 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CU-PLAS SUPPLIES LIMITED | 01572632 | 18/01/2013 | 20/03/2019 | One Red Flag |
| HESIS LIMITED | 06250859 | 17/05/2007 | 01/01/2008 | One Red Flag |