| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 1ST Class Associates Ltd | 04313962 | 26/11/2002 | Dissolved |
| Harold Wylie Engineering Consultant Ltd | 01650156 | 01/05/1999 | Dissolved |
| Harold Wylie Engineering Consultants Ltd | 04512829 | 04/02/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Hw Engineering Ltd | 05081434 | 05/08/2004 | 14/07/2006 | Dissolved |