| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| B. Plant West Ltd | SC204671 | 07/03/2000 | Dissolved |
| B. Plant West Ltd | SC204671 | 07/03/2000 | Dissolved |
| Bass Rock Investments Ltd | SC110371 | 22/01/1990 | Dissolved |
| Bass Rock Investments Ltd | SC110371 | 12/04/1988 | Dissolved |
| Commodity Ltd | SC201154 | 08/05/2002 | Dissolved |
| DERBY ELECTRICAL HOLDINGS LIMITED | 04125039 | 13/12/2000 | Dissolved |
| FORTH BRIDGE STEVEDORING LIMITED | SC203435 | 14/08/2006 | Gold |
| FORTH BRIDGE STEVEDORING LIMITED | SC203435 | 06/07/2000 | Gold |
| FORTH ESTUARY ENGINEERING (HOLDINGS) LIMITED | SC162295 | 16/01/1996 | Silver |
| H.P.P.F. Ltd. | SC207952 | 08/06/2000 | Dissolved |
| Marine Propeller Services Ltd | SC104019 | 08/05/2002 | Dissolved |
| Newcom Civil Engineering Ltd. | SC204672 | 04/05/2000 | Dissolved |
| PEGASUS POWER AND COMMUNICATIONS LTD. | SC209245 | 22/06/2001 | Silver |
| Rotec Engineering Solutions Ltd | SC270503 | 13/07/2004 | Dissolved |
| WARE MARINE LIMITED | SC208422 | 06/06/2001 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AFS (SCOTLAND) LIMITED | SC224315 | 14/11/2001 | 05/08/2003 | Bronze |
| Balcomie Plant Hire Ltd | SC194384 | 11/07/2000 | 14/11/2004 | Dissolved |
| CENTRAL CONCRETE PUMPING LTD. | SC214295 | 29/12/2000 | 06/12/2002 | Dissolved |
| DALES MARINE SERVICES (GREENOCK) LIMITED | SC105386 | 30/10/1997 | 20/06/2000 | Amber |
| FIRTH PAINTERS LIMITED | SC096620 | 02/10/1989 | 30/10/1997 | Dissolved |
| FIRTH PAINTERS LIMITED | SC096620 | 08/05/2002 | 21/03/2014 | Dissolved |
| FORTH ESTUARY ENGINEERING (HOLDINGS) LIMITED | SC162295 | 16/01/1996 | 18/12/2000 | Silver |
| FORTH ESTUARY ENGINEERING LIMITED | SC085639 | 02/10/1989 | 30/10/1997 | Dissolved |
| FORTH ESTUARY ENGINEERING LIMITED | SC085639 | 08/05/2002 | 21/03/2014 | Dissolved |
| FORTH GROUP LIMITED | SC227669 | 02/05/2002 | 21/03/2014 | Silver |
| GALAXY SHIPPING LIMITED | 04919271 | 15/07/2004 | 02/09/2005 | Dissolved |
| GRANGEMOUTH SHIP REPAIRS LIMITED | SC096627 | 21/09/1990 | 20/06/2000 | Amber |
| LHANBRYDE OPERATIONS LTD | SC466127 | 18/12/2013 | 17/11/2023 | One Red Flag |
| M C M Power Management Ltd | SC182094 | 25/11/1998 | 20/06/2000 | Dissolved |
| Marine Propeller Services Ltd | SC104019 | 02/10/1989 | 30/10/1997 | Dissolved |
| Marine Propeller Services Ltd | SC104019 | 02/10/1989 | 20/06/2000 | Dissolved |
| Opal Marine & Engineering Ltd | 02800192 | 26/09/1997 | 20/06/2000 | Dissolved |
| Penzance Shipyard Ltd | SC160807 | 28/05/1999 | 20/06/2000 | Dissolved |
| Port Electrical Services Ltd | SC130011 | 19/03/1991 | 30/10/1997 | Dissolved |
| Port Electrical Services Ltd | SC130011 | 19/03/1991 | 20/06/2000 | Dissolved |
| Riverdell Limited | 02729063 | 31/03/1999 | 20/06/2000 | Dissolved |
| Rotec Projects Ltd | SC270500 | 13/07/2004 | 12/01/2007 | Dissolved |
| SCOTT, REUTER LIMITED | SC111482 | 15/11/1992 | 30/10/1997 | One Red Flag |
| SCOTT, REUTER LIMITED | SC111482 | 15/11/1992 | 20/06/2000 | One Red Flag |
| SEMPLE PLC | SC032434 | 12/01/1998 | 20/06/2000 | Dissolved |