| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Ceram-Kote (North Sea) Ltd | SC134210 | 01/10/1997 | Dissolved |
| Composite Resin Systems Ltd. | SC227550 | 30/01/2002 | Dissolved |
| Crimon Property Company Ltd | SC051803 | 31/12/1988 | Dissolved |
| Ookean International Ltd | SC154119 | 07/11/1994 | Dissolved |
| ROUTEMARK LIMITED | SC145468 | 23/05/1994 | Insolvent |
| Watchnite Ltd | SC136755 | 01/04/1992 | Dissolved |
| Weldex Invergordon Ltd | SC086993 | 26/12/1989 | Dissolved |
| William Alexander & Co (Paints) Ltd | SC223954 | 03/12/2001 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ADVANCED COMPOSITE STANDOFF LTD | SC283156 | 21/04/2005 | 25/12/2009 | Dissolved |
| AGGTECH SERVICES LIMITED | SC147729 | 01/08/1996 | 25/12/2009 | Bronze |
| BRUCE COOK (ROAD PLANING) LIMITED | SC077689 | 26/05/1989 | 20/05/2005 | Dissolved |
| DAVID MURRAY (NON MECHANICAL PLANT) LIMITED | SC056291 | 31/07/1988 | 04/11/1997 | Dissolved |
| GEORGE CHEYNE (CYCLES) LIMITED | SC025752 | 31/12/1988 | 25/12/2009 | Silver |
| Humber Northern Ltd | 02518135 | 04/07/1992 | 16/12/1992 | Dissolved |
| JOHN HILLHOUSE (PLANT HIRE) LIMITED | SC042006 | 31/12/1988 | 25/12/2009 | Amber |
| Kirk,Ian,Engineering Ltd | SC063773 | 31/12/1988 | 21/03/1995 | Dissolved |
| L D PROPERTIES LIMITED | SC317981 | 08/03/2007 | 25/12/2009 | Dissolved |
| LINEAR QUARRY PRODUCTS LIMITED | SC185200 | 14/07/1998 | 23/08/2001 | Not Trading |
| Northern Asphalt Ltd | 02069481 | 29/08/1992 | 16/12/1992 | Dissolved |
| PETER LAWLESS ROAD PLANING LIMITED | SC074629 | 31/12/1988 | 25/12/2009 | Insolvent |
| PROTECH CENTREFORM INTERNATIONAL LIMITED | SC252217 | 03/07/2003 | 05/06/2008 | Silver |
| ROUTEMARK LIMITED | SC145468 | 15/07/1993 | 01/09/1993 | Insolvent |
| SOUTH WEST PAINT SUPPLIES LIMITED | SC027369 | 23/08/1996 | 25/12/2009 | Bronze |
| UPPER CRUST ASSOCIATES LIMITED | SC071899 | 31/12/1988 | 25/12/2009 | Bronze |
| WATSON & HILLHOUSE LIMITED | 01075189 | 31/07/1991 | 06/10/2004 | Gold |
| WELDEX (INTERNATIONAL) OFFSHORE LIMITED | SC049538 | 31/12/1987 | 01/05/1996 | Silver |