| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BITTLESTON LIMITED | 04544583 | 07/10/2009 | Dissolved |
| BLACKHAWK - N.S.G. LIMITED | SC057485 | 22/11/1988 | Dissolved |
| CARTLAND ENGINEERING SERVICES LIMITED | SC063741 | 29/09/1989 | Dissolved |
| CARTLAND HYDRAULIC SALES LIMITED | SC063818 | 22/11/1988 | Dissolved |
| CARTLAND HYDRAULICS LIMITED | SC055132 | 22/11/1988 | Dissolved |
| CHAIN ANNEALING COMPANY LIMITED(THE) | 00425926 | 21/06/1991 | Dissolved |
| CHARLES BUTTERFIELD LIMITED | 00375272 | 21/06/1991 | Dissolved |
| COUBRO & SCRUTTON (OVERSEAS INVESTMENTS) LIMITED | 00663648 | 21/06/1991 | Dissolved |
| COUBRO NATIONAL EQUIPMENT LIMITED | SC172405 | 04/04/1997 | Dissolved |
| COUBRO NATIONAL LIFTING LIMITED | SC172406 | 04/04/1997 | Dissolved |
| COUBRO-PCT LIMITED | SC172407 | 04/04/1997 | Dissolved |
| CULTER HOUSE ENTERPRISES LIMITED | SC061299 | 22/11/1988 | Dissolved |
| E.T.C. WELDING LIMITED | SC101508 | 25/11/1988 | Dissolved |
| KNIGHTSWOOD (PROPERTY AND INVESTMENTS) COMPANY LIMITED | SC129505 | 23/05/1990 | Amber |
| MANUFACTURER DIRECT LIMITED | SC197657 | 20/08/1999 | Dissolved |
| MAR ESTATES LIMITED | SC203007 | 05/06/2000 | Insolvent |
| MAR HOMES (GLEDDOCH) LIMITED | SC260201 | 03/12/2003 | Dissolved |
| MAR HOMES LIMITED | SC260200 | 03/12/2003 | Dissolved |
| OAKENASH GROUP LIMITED | SC169961 | 20/01/1997 | One Red Flag |
| OAKENASH LIMITED | 01310514 | 31/12/1991 | Dissolved |
| ORRMAC (NO:360) LIMITED | SC155595 | 06/03/1995 | Dissolved |
| PCT GROUP LIMITED | SC051395 | 31/07/1989 | Insolvent |
| PCT GROUP SALES LIMITED | SC075642 | 22/11/1988 | Three Red Flags (Highest) |
| PCT PENSION ADMINSTRATION LIMITED | SC096888 | 20/09/1990 | One Red Flag |
| PCT-COUBRO LIMITED | SC172408 | 04/04/1997 | Dissolved |
| UNIVERSAL WELDING ALLOYS LIMITED | 02030534 | 21/06/1991 | Dissolved |
| W. & E. MOORE (LIFTING ENGINEERS) LIMITED | 00125587 | 21/06/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ATA GRINDING PROCESSES LIMITED | 00751205 | 21/05/1992 | 19/03/2008 | Silver |
| COUBRO & SCRUTTON LIMITED | 00138225 | 21/06/1991 | 25/01/1996 | Insolvent |
| MORRISFLEX LIMITED | 00134022 | 22/08/2005 | 19/03/2008 | Dissolved |
| TWIRLGLADE LIMITED | 02085171 | 22/08/2005 | 19/03/2008 | Dissolved |
| WB ALLOY WELDING PRODUCTS LIMITED | SC184781 | 23/06/2009 | 04/12/2015 | Silver |