| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AERO HANDLING LIMITED | SC249026 | 11/06/2012 | Dissolved |
| Port Skills & Safety Ltd | 04346482 | 03/01/2002 | Dissolved |
| SUCKLING AIRWAYS (CAMBRIDGE) LTD | 01863628 | 15/04/2013 | Dissolved |
| SUCKLING AIRWAYS (LUTON) LTD | 02031891 | 15/04/2013 | Dissolved |
| SUCKLING AIRWAYS GROUP LIMITED | 04530058 | 15/04/2013 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AIRLINE INVESTMENTS LIMITED | 08151808 | 16/11/2012 | 01/04/2015 | One Red Flag |
| ARGYLL FERRIES LIMITED | SC391762 | 17/02/2011 | 11/11/2011 | Silver |
| CALEDONIAN MARITIME ASSETS LIMITED | SC001854 | 25/08/2004 | 01/10/2006 | Gold |
| CALMAC FERRIES LIMITED | SC302282 | 01/10/2006 | 11/11/2011 | Bronze |
| COWAL FERRIES LIMITED | SC306519 | 01/04/2009 | 11/11/2011 | Dissolved |
| DAVID MACBRAYNE LIMITED | SC015304 | 01/10/2006 | 01/04/2009 | Silver |
| LOGANAIR LIMITED | SC170072 | 07/01/2013 | 04/11/2015 | Bronze |
| THE INSTITUTION OF ENGINEERS IN SCOTLAND | SC000358 | 01/08/2008 | 15/05/2016 | Amber |
| THE LOCH LOMOND STEAMSHIP COMPANY | SC160932 | 18/01/2010 | 15/05/2016 | One Red Flag |
| TRAVELINE SCOTLAND LIMITED | SC210532 | 24/12/2010 | 11/11/2011 | Gold |