| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CBI EDUCATION FOUNDATION(THE) | 01261991 | 03/01/1997 | Dissolved |
| T.K.M. MANAGEMENT SERVICES LIMITED | 06903979 | 13/05/2009 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BAE SYSTEMS ASTUTE CLASS LIMITED | 00736591 | 22/01/2001 | 05/04/2002 | Dissolved |
| BAE SYSTEMS EXECUTIVE PENSION SCHEME TRUSTEES LIMITED | 02638853 | 02/01/1997 | 05/04/2002 | Not Trading |
| BAE SYSTEMS GLOBAL COMBAT SYSTEMS MUNITIONS LIMITED | 01842252 | 18/08/1994 | 31/12/1996 | Bronze |
| BAE SYSTEMS MARINE (HOLDINGS) LIMITED | 01957765 | 22/01/2001 | 05/04/2002 | Gold |
| BAE SYSTEMS MARINE LIMITED | 00229770 | 22/01/2001 | 05/04/2002 | Silver |
| BAE SYSTEMS PENSION FUNDS TRUSTEES LIMITED | 00753964 | 04/09/1997 | 05/04/2002 | Not Trading |
| BAE SYSTEMS PROJECTS (CANADA) LIMITED | 02082545 | 22/01/2001 | 05/04/2002 | Not Trading |
| BAE SYSTEMS SHARE PLANS TRUSTEE LIMITED | 03472437 | 09/12/1997 | 05/04/2002 | Dissolved |
| BAE SYSTEMS SURFACE SHIPS SUPPORT LIMITED | 03246760 | 23/01/2001 | 28/08/2001 | Not Trading |
| Business Link Co-Ordinating Alliance Ltd | 03202359 | 04/06/1996 | 19/05/1997 | Dissolved |
| CROSSRAIL LIMITED | 04212657 | 01/06/2009 | 05/12/2018 | Gold |
| HIGH SPEED TWO (HS2) LIMITED | 06791686 | 01/08/2018 | 04/12/2018 | Silver |
| INVEST IN THAMES GATEWAY LONDON LIMITED | 04322297 | 26/10/2004 | 31/03/2012 | Dissolved |
| KPMG BOXWOOD LIMITED | 05607273 | 01/06/2011 | 15/06/2015 | Gold |
| LONDON TRANSPORT MUSEUM LIMITED | 06495761 | 01/06/2010 | 31/05/2016 | Silver |
| M J GLEESON GROUP LIMITED | 00479529 | 01/11/2006 | 01/07/2011 | Amber |
| MITIE GROUP PLC | SC019230 | 01/07/2009 | 31/10/2013 | Silver |
| NSAR LIMITED | 07484465 | 06/01/2011 | 02/12/2014 | Bronze |
| RICARDO PLC | 00222915 | 02/01/2014 | 17/11/2022 | Bronze |
| THE CROSSRAIL ART FOUNDATION | 09200269 | 02/09/2014 | 03/07/2019 | Strike Off |
| THE MANUFACTURING TECHNOLOGY CENTRE LIMITED | 06815480 | 17/11/2011 | 30/09/2016 | Silver |
| THE ROYAL NAAFI | 00171912 | 25/10/2000 | 25/10/2006 | Silver |
| TUBE LINES (FINANCE) LIMITED | 05106434 | 20/04/2004 | 01/06/2009 | Dissolved |
| TUBE LINES LIMITED | 03923425 | 31/12/2002 | 01/06/2009 | Bronze |
| UNIVERSITY OF BIRMINGHAM ENTERPRISE LIMITED | 06490171 | 10/02/2010 | 15/09/2010 | Gold |
| WORLDSKILLS UK | 02535199 | 20/09/2000 | 27/11/2001 | Bronze |