| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| COLT DEVELOPMENTS LIMITED | 07292785 | 23/06/2010 | Gold |
| Colt Recycling Systems Ltd | 02840133 | 28/07/1993 | Dissolved |
| G B I INDUSTRIAL SERVICES LIMITED | 01702537 | 31/12/1990 | One Red Flag |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AUGEAN PROPERTY LIMITED | 03855700 | 25/11/1999 | 18/05/2016 | Gold |
| BAWTL LIMITED | 07348945 | 18/07/2012 | 31/03/2013 | Insolvent |
| COLT CONSTRUCTION LTD | 04657008 | 12/11/2011 | 16/01/2018 | One Red Flag |
| COLT INDUSTRIAL SERVICES LIMITED | 02267783 | 25/04/1992 | 18/05/2016 | Gold |
| E YORKS PROPERTIES LTD | 05436269 | 12/11/2011 | 31/05/2012 | Dissolved |
| H B S Cladding Systems Ltd | 02852110 | 21/12/1993 | 21/12/1998 | Dissolved |
| H B S Construction Ltd | 01687506 | 25/04/1992 | 21/12/1998 | Dissolved |
| H B S Insulation Services Ltd | 02955547 | 04/08/1994 | 31/01/1997 | Dissolved |
| Remotec De-Mil Systems Ltd | 03212555 | 14/06/1996 | 18/12/2003 | Dissolved |
| The Keel & Lighter-Owners'mutual Insurance & Protection Soci | 00038175 | 05/12/1994 | 24/07/2000 | Dissolved |