| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Aa Associates Ltd | 02555888 | 01/04/2005 | Dissolved |
| Aa Associates Ltd | 02555888 | 01/04/2005 | Dissolved |
| CUTHBERTSON MAUNSELL LIMITED | SC157783 | 22/08/2002 | Dissolved |
| CUTHBERTSON MAUNSELL LIMITED | SC157783 | 22/08/2002 | Dissolved |
| Designer Composites Technology Ltd | 02397200 | 04/09/2002 | Dissolved |
| Designer Composites Technology Ltd | 02397200 | 22/08/2002 | Dissolved |
| Ecd Energy & Environment Ltd | 03023359 | 30/08/2001 | Dissolved |
| Ecd Energy & Environment Ltd | 03023359 | 30/08/2001 | Dissolved |
| Environmental Management Consultants Ltd | 04331175 | 01/04/2005 | Dissolved |
| Environmental Management Consultants Ltd | 04331175 | 01/04/2005 | Dissolved |
| G A Maunsell Ltd | 03140496 | 22/08/2002 | Dissolved |
| G A Maunsell Ltd | 03140496 | 22/08/2002 | Dissolved |
| G Maunsell & Partners International Ltd | 02029227 | 22/08/2002 | Dissolved |
| G Maunsell & Partners International Ltd | 02029227 | 22/08/2002 | Dissolved |
| HATFIELD HOUSE TENNIS CLUB LIMITED | 03028409 | 16/01/2017 | Gold |
| Harvey McGill & Hayes Ltd | 02732924 | 30/06/1998 | Dissolved |
| MRAG LIMITED | 02912982 | 24/05/2017 | Bronze |
| Maunsell Parsons Brinckerhoff Ltd | 02232027 | 22/08/2002 | Dissolved |
| Ofice Ltd | 01719712 | 01/10/1997 | Dissolved |
| Oscar Faber Applied Research Ltd | 02240994 | 01/09/1998 | Dissolved |
| Transportation Planning Associates Ltd | 02776867 | 31/10/1997 | Dissolved |
| Warren Group Ltd | 03622376 | 22/08/2002 | Dissolved |
| Warren Water Services Ltd | 04006569 | 22/08/2002 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AECOM HOLDINGS LIMITED | 03745592 | 21/11/2001 | 01/06/2010 | Bronze |
| AECOM HOLDINGS LIMITED | 03745592 | 21/11/2001 | 01/06/2010 | Bronze |
| AECOM LIMITED | 01846493 | 15/03/2002 | 30/04/2010 | Silver |
| AECOM LIMITED | 01846493 | 27/02/2002 | 30/04/2010 | Silver |
| BULLEN CONSULTANTS LIMITED | 03340659 | 01/04/2005 | 01/01/2011 | Not Trading |
| BULLEN CONSULTANTS LIMITED | 03340659 | 01/04/2005 | 01/01/2011 | Not Trading |
| Dmjm International (Uk) Ltd | 02426360 | 22/08/2002 | 13/06/2003 | Dissolved |
| Dmjm International (Uk) Ltd | 02426360 | 22/08/2002 | 15/09/2005 | Dissolved |
| ENERGY PROCUREMENT & DESIGN LIMITED | 03376366 | 01/06/2000 | 30/04/2010 | Dissolved |
| FACET LIMITED | 01559978 | 01/10/1997 | 01/08/2010 | Dissolved |
| GAULT AND CHAMBERS, BULLEN LIMITED | NI029176 | 01/04/2005 | 31/12/2010 | Not Trading |
| GAULT AND CHAMBERS, BULLEN LIMITED | NI029176 | 01/04/2005 | 31/12/2010 | Not Trading |
| LOCALGIVING LTD | 07111208 | 26/09/2011 | 20/07/2017 | One Red Flag |
| MAUNSELL STRUCTURAL PLASTICS LIMITED | 01703433 | 04/09/2002 | 01/08/2010 | Dissolved |
| MAUNSELL STRUCTURAL PLASTICS LIMITED | 01703433 | 22/08/2002 | 01/08/2010 | Dissolved |
| MENTMORE HOLDINGS LIMITED | 06706020 | 01/08/2011 | 09/08/2013 | Amber |
| MULHOLLAND & DOHERTY LIMITED | NI045133 | 28/11/2007 | 31/12/2010 | Dissolved |
| MULHOLLAND & DOHERTY LIMITED | NI045133 | 28/11/2007 | 31/12/2010 | Dissolved |
| OSCAR FABER (SCOTLAND) LIMITED | SC088307 | 30/06/1998 | 01/07/2010 | Dissolved |
| OSCAR FABER CONSULT LIMITED | 01724185 | 01/10/1997 | 01/08/2010 | Dissolved |
| OSCAR FABER CONSULTING ENGINEERS LIMITED | 01724186 | 01/10/1997 | 01/08/2010 | Dissolved |
| OSCAR FABER GROUP LIMITED | 01725811 | 01/10/1997 | 01/08/2010 | Dissolved |
| OSCAR FABER GROUP LIMITED | 01725811 | 01/05/1997 | 01/08/2010 | Dissolved |
| OSCAR FABER PLC | 01723740 | 01/10/1997 | 01/06/2010 | Insolvent |
| OSCAR FABER PLC | 01723740 | 01/06/2001 | 01/06/2010 | Insolvent |
| OSCAR FABER SERVICES LIMITED | 02454342 | 01/10/1997 | 01/08/2010 | Dissolved |
| OSCAR FABER SERVICES LIMITED | 02454342 | 01/05/1997 | 01/08/2010 | Dissolved |
| OSCAR FABER TPA LIMITED | SC073900 | 01/10/1997 | 01/12/2010 | Dissolved |
| OSCAR FABER TRUSTEES LIMITED | 02706993 | 31/10/1997 | 18/05/2004 | Insolvent |
| OSCAR FABER TRUSTEES LIMITED | 02706993 | 01/06/1997 | 01/01/2011 | Insolvent |
| REMCO SYSTEMS LIMITED | 02567484 | 03/09/2002 | 01/12/2002 | Dissolved |