| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Davies,D Y,Associates Ltd | 01843648 | 06/02/1992 | Dissolved |
| Davies,D Y,International Ltd | 02121209 | 03/07/1991 | Dissolved |
| Davies,D Y,Plc | 01919080 | 15/01/1992 | Dissolved |
| Environmental Impact Consultants Ltd | 02219193 | 28/09/1992 | Dissolved |
| G A I A Consulting Engineers Ltd | 01887881 | 23/10/1995 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| D Y Davies York Ltd | 02086501 | 28/02/1991 | 10/09/1992 | Dissolved |
| Davies Projects Ltd | 01929463 | 17/04/1991 | 01/06/1993 | Dissolved |
| Davies,D Y,Projects Ltd | 01904483 | 28/03/1991 | 01/06/1993 | Dissolved |
| G A I A Consulting Engineers Ltd | 01887881 | 04/07/1991 | 16/12/1992 | Dissolved |
| Health Care Buildings Ltd | 02058575 | 15/04/1991 | 01/06/1993 | Dissolved |
| PRP PROJECT SERVICES LIMITED | 03035537 | 01/10/1999 | 30/09/2001 | Dissolved |
| The Davies,D Y,Consultancy Ltd | 02088856 | 15/04/1991 | 01/06/1993 | Dissolved |
| Venning Hope Ltd | 01430827 | 17/04/1991 | 01/06/1993 | Dissolved |
| Wilson & Womersley Associates Ltd | SC120298 | 09/11/1989 | 01/06/1993 | Dissolved |