| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| A A Refrigeration Ltd | SC277065 | 06/12/2004 | Dissolved |
| Bomarc Limited | SC145676 | 19/08/1993 | Dissolved |
| Corona Electrical Services Ltd | SC145671 | 09/09/1993 | Dissolved |
| Kelvinair Ltd | SC145675 | 19/08/1993 | Dissolved |
| Ventmaster Ltd | SC064639 | 31/12/1988 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| E.V.S. Ltd. | SC157356 | 11/04/1995 | 20/05/1995 | Dissolved |
| ELDER BUILDING SERVICES LIMITED | SC160808 | 22/01/1996 | 04/07/1996 | Dissolved |
| Heatmaster Ltd | SC136759 | 28/04/1993 | 13/01/1994 | Dissolved |
| Pro - Act Services Ltd | SC262945 | 04/02/2004 | 01/04/2005 | Dissolved |