| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CALEDONIAN MACBRAYNE LIMITED | SC308636 | 24/08/2017 | Not Trading |
| CALEDONIAN MARITIME ASSETS LIMITED | SC001854 | 01/04/2016 | Gold |
| SCOTTISH MARITIME CLUSTER LIMITED | SC572111 | 26/07/2017 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Arrow Navigation Ltd | 06025966 | 12/12/2006 | 15/07/2008 | Dissolved |
| BEAUNE SHIPPING LIMITED | 04696815 | 01/07/2003 | 31/12/2006 | Dissolved |
| BORDEAUX SHIPPING LIMITED | 04761002 | 01/07/2003 | 31/12/2006 | Dissolved |
| BOURGOGNE SHIPPING LIMITED | 04796280 | 01/07/2003 | 01/01/2007 | Dissolved |
| BURGUNDY SHIPPING LIMITED | 04796281 | 01/07/2003 | 01/01/2007 | Dissolved |
| Bluewater Marine Management Ltd | 03679731 | 11/01/1999 | 29/12/1999 | Dissolved |
| CLDN PANORAMA LTD | 05564704 | 12/10/2005 | 15/07/2008 | Not Trading |
| CLDN PENNANT LTD | 05564627 | 12/10/2005 | 15/07/2008 | Bronze |
| CLDN RORO HOLDING LTD | 05564629 | 12/10/2005 | 15/07/2008 | Silver |
| CLDN RORO LTD | 05651131 | 20/12/2005 | 15/07/2008 | Silver |
| CLDN SHIPHOLDING I LTD | NI030645 | 22/03/1996 | 15/07/2008 | Amber |
| CLIPPER TANKERS (UK) LTD | 03324997 | 01/01/1999 | 31/12/2006 | Dissolved |
| CONNEMARA SHIPPING LIMITED | 05245688 | 22/04/2005 | 31/12/2006 | Dissolved |
| CRESCENT NAVIGATION LIMITED | 03330881 | 28/06/2002 | 31/12/2006 | Dissolved |
| CRESCENT SHIPPING LIMITED | 03666503 | 28/06/2002 | 31/12/2006 | Dissolved |
| Challenge Navigation Ltd | 06450135 | 08/01/2008 | 15/07/2008 | Dissolved |
| HIGHLANDER SHIPPING LIMITED | 05087327 | 17/05/2004 | 31/12/2006 | Dissolved |
| RAB MICROFLUIDICS RESEARCH AND DEVELOPMENT COMPANY LIMITED | SC541536 | 10/05/2019 | 30/11/2023 | Bronze |
| SEATRUCK FERRIES SHIPHOLDING LTD | 05564631 | 12/10/2005 | 15/07/2008 | Dissolved |
| STENA LINE IRISH SEA FERRIES LIMITED | 00247740 | 31/03/2011 | 08/07/2011 | Dissolved |
| Shield Navigation Ltd | 06450124 | 08/01/2008 | 15/07/2008 | Dissolved |
| YELLOW TANKERS II LIMITED | 00200106 | 28/06/2002 | 31/12/2006 | Dissolved |
| YELLOW TANKERS III LIMITED | 01716212 | 01/01/1999 | 01/01/2007 | Dissolved |