| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AMEY TUBE (HOLDINGS) LIMITED | 04608645 | 13/12/2002 | Dissolved |
| Astralbrook Ltd | 03218168 | 01/08/2001 | Dissolved |
| EAST LOTHIAN SCHOOLS PARTNERSHIP LIMITED | SC214452 | 26/06/2001 | Dissolved |
| ELSP HOLDINGS LIMITED | SC214451 | 26/06/2001 | Dissolved |
| Ventlock Limited | 02380748 | 08/05/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 3 ED GLASGOW LIMITED | SC190330 | 06/10/2000 | 14/03/2003 | Silver |
| 3 ED HOLDINGS LIMITED | SC190329 | 06/10/2000 | 14/03/2003 | Silver |
| AHL HOLDINGS (MANCHESTER) LIMITED | 04738638 | 17/04/2003 | 31/03/2004 | Silver |
| AMEY HIGHWAYS LIGHTING (MANCHESTER) LIMITED | 04738640 | 17/04/2003 | 31/03/2004 | Silver |
| ARGON VENTURES LIMITED | 03560646 | 10/05/1999 | 14/03/2003 | Dissolved |
| AUTOLINK CONCESSIONAIRES (A19) LIMITED | 04020725 | 19/07/2000 | 14/03/2003 | Amber |
| AUTOLINK CONCESSIONAIRES (M6) PLC | 03201364 | 30/05/2001 | 12/02/2003 | Silver |
| AUTOLINK HOLDINGS (A19) LIMITED | 04020620 | 19/07/2000 | 14/03/2003 | Silver |
| AUTOLINK HOLDINGS (M6) LTD | 03319443 | 12/02/2003 | 14/03/2003 | Bronze |
| Airside Services (Operations) Ltd | 03883974 | 06/10/2000 | 20/12/2001 | Dissolved |
| Airside Services Ltd | 03883982 | 06/10/2000 | 20/12/2001 | Dissolved |
| Amey Autolink (M6) Ltd | 03275377 | 25/06/2001 | 20/12/2001 | Dissolved |
| BARKING POWER LIMITED | 02354681 | 06/05/1998 | 30/04/1999 | Amber |
| CITY GREENWICH LEWISHAM RAIL LINK PLC | 03169276 | 02/12/1997 | 08/06/1999 | Dissolved |
| ESP (HOLDINGS) LIMITED | SC206929 | 26/06/2001 | 14/11/2001 | Silver |
| HEALTHCARE SUPPORT (ERDINGTON) HOLDINGS LIMITED | 03928167 | 04/08/2000 | 20/12/2001 | Gold |
| HEALTHCARE SUPPORT (ERDINGTON) LIMITED | 03912962 | 04/08/2000 | 20/12/2001 | Gold |
| Hermes Traffic Ltd | 03675592 | 05/07/1999 | 20/12/2001 | Dissolved |
| MODUS SERVICES (HOLDINGS) LIMITED | 03871198 | 23/03/2000 | 14/03/2003 | Amber |
| MODUS SERVICES LIMITED | 03902894 | 23/03/2000 | 14/03/2003 | Amber |
| SERVICES SUPPORT (AVON & SOMERSET) HOLDINGS LIMITED | 04738622 | 17/04/2003 | 23/08/2004 | Silver |
| SERVICES SUPPORT (AVON & SOMERSET) LIMITED | 04738635 | 17/04/2003 | 23/08/2004 | Silver |
| SERVICES SUPPORT (BTP) HOLDINGS LIMITED | 03690983 | 05/07/1999 | 20/12/2001 | Amber |
| SERVICES SUPPORT (BTP) LIMITED | 03692736 | 05/07/1999 | 20/12/2001 | Amber |
| THE EDINBURGH SCHOOLS PARTNERSHIP LIMITED | SC206930 | 26/06/2001 | 14/11/2001 | Silver |
| TUBE LINES (HOLDINGS) LIMITED | 04328016 | 26/11/2004 | 26/11/2004 | Dissolved |
| WALSALL PUBLIC LIGHTING HOLDING COMPANY LIMITED | 04138733 | 25/06/2001 | 20/12/2001 | Silver |
| WALSALL PUBLIC LIGHTING LIMITED | 04138736 | 25/03/2002 | 14/03/2003 | Gold |