| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ACER JOHN TAYLOR LIMITED | 01348874 | 31/05/1992 | 28/03/1994 | Dissolved |
| ACER MOXLEY LIMITED | 02756424 | 12/10/1992 | 25/06/1993 | Dissolved |
| ACER PARTNERSHIPS LIMITED | 02561362 | 22/11/1991 | 09/02/1995 | Strike Off |
| ACER SIR BRUCE WHITE LIMITED | 02560699 | 21/11/1991 | 28/03/1994 | Dissolved |
| ACER SNOWMEC LIMITED | 02678023 | 18/02/1993 | 25/08/1993 | Not Trading |
| ARCADIS CONSULTING GROUP LIMITED | 02115472 | 31/05/1991 | 27/03/1995 | One Red Flag |
| Acer Freeman Fox (Scotland) Ltd | SC093130 | 01/01/1991 | 28/03/1994 | Dissolved |
| Acer Freeman Fox (Wales) Ltd | 01710711 | 31/05/1992 | 28/03/1994 | Dissolved |
| Altwell Ltd | 01691929 | 31/05/1992 | 28/03/1994 | Dissolved |
| Brillspark Ltd | 02117884 | 18/06/1992 | 20/10/1993 | Dissolved |
| Coastal Wastewater Consultants Ltd | 02633666 | 28/04/1995 | 27/11/1997 | Dissolved |
| Contract Services (S E) Ltd | 00780689 | 28/04/1995 | 27/11/1997 | Dissolved |
| Engineering Geology Ltd | 00960681 | 05/04/1993 | 09/02/1995 | Dissolved |
| FINSBURY 123 LIMITED | 02217488 | 18/10/1992 | 20/10/1993 | Dissolved |
| HYDER 1 LIMITED | 02480999 | 14/03/1991 | 09/02/1995 | Dissolved |
| HYDER CONSULTING OVERSEAS LIMITED | 02690216 | 02/04/1992 | 09/02/1995 | Dissolved |
| Hcl(No.1) Ltd | 02162463 | 27/11/1992 | 09/02/1995 | Dissolved |
| Hyder Engineering Ltd | 02452906 | 14/09/1992 | 09/02/1995 | Dissolved |
| Maple Processes Ltd | 02562121 | 26/11/1991 | 09/02/1995 | Dissolved |
| McDowells Ltd | 02319189 | 21/04/1995 | 27/11/1997 | Dissolved |
| Roughton & Fenton Ltd | 01942688 | 11/04/1991 | 28/03/1994 | Dissolved |
| Roughton and Fenton (Wales) Ltd | 02310216 | 11/04/1991 | 28/03/1994 | Dissolved |
| Roughton and Fenton (West) Ltd | 02118217 | 11/04/1991 | 28/03/1994 | Dissolved |
| Roughton and Fenton Consulting Engineers Ltd | 02185414 | 11/04/1991 | 28/03/1994 | Dissolved |
| Southern Water Global Ltd | 01257040 | 28/04/1995 | 27/11/1997 | Dissolved |
| Southern Water Technologies Ltd | 02548074 | 28/04/1995 | 27/11/1997 | Dissolved |
| THOMAS TELFORD (HOLDINGS) LIMITED | 01091299 | 30/11/1996 | 31/12/2000 | Dissolved |
| THOMAS TELFORD LIMITED | 02556636 | 12/11/1996 | 05/11/2002 | Amber |
| Tecnecon Ltd | 01868909 | 27/11/1992 | 09/02/1995 | Dissolved |
| Water Working Ltd | 03026950 | 11/05/1995 | 01/04/1996 | Dissolved |