| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Apical Developments Ltd | 02836962 | 14/08/2000 | Dissolved |
| Apical Estates Ltd | 06783095 | 05/01/2009 | Dissolved |
| BMC PARTNERSHIP UK LLP | OC336243 | 06/04/2010 | Dissolved |
| BOUTIQUE BUSINESS CENTRES LIMITED | 07694942 | 06/07/2011 | Dissolved |
| BRITMAN LIMITED | 03923156 | 15/12/2000 | Dissolved |
| CAMBRIDGE SPACE CENTRE LIMITED | 11201459 | 12/02/2018 | Silver |
| COASTWIND LIMITED | 03595584 | 30/07/2001 | Bronze |
| Jackson Promotions Ltd | 03328189 | 05/03/1997 | Dissolved |
| MAMMATRON FILMS LIMITED | 08210658 | 11/09/2012 | Silver |
| MAMMATRON PRODUCTIONS LIMITED | 08209032 | 11/09/2012 | Bronze |
| MANTLE (DUNMOW) LIMITED | 03861246 | 30/06/2011 | One Red Flag |
| MANTLE (DUNMOW) PROJECT MANAGEMENT LIMITED | 03861248 | 22/11/2010 | Not Trading |
| MANTLE (EPPING) LIMITED | 09879259 | 19/11/2015 | One Red Flag |
| MANTLE (HB) LLP | OC384165 | 10/05/2013 | Dissolved |
| MANTLE (HERTFORD) LIMITED | 07694846 | 06/07/2011 | Silver |
| MANTLE (SAFFRON) LIMITED | 05752770 | 23/03/2006 | Silver |
| MANTLE (WOODSIDE) LIMITED | 04413252 | 27/06/2002 | Silver |
| MANTLE CAPITAL MANAGEMENT LIMITED | 05345028 | 27/01/2005 | One Red Flag |
| MANTLE ESTATES LLP | OC327138 | 27/03/2007 | Bronze |
| MANTLE HOLDINGS LIMITED | 03015063 | 15/12/2000 | Bronze |
| MANTLE MANAGEMENT LLP | OC355355 | 02/06/2010 | One Red Flag |
| MANTLE SPACE LIMITED | 07690103 | 01/07/2011 | Bronze |
| Manscow (Jackson Wharf) Ltd | 04087466 | 10/10/2000 | Dissolved |
| Mantle (Developments) Ltd | 04054319 | 29/02/2008 | Dissolved |
| Mantle (Ely) Ltd | 05849020 | 16/06/2006 | Dissolved |
| Mantle (Jackson Square) Ltd | 04077469 | 06/12/2000 | Dissolved |
| Mantle (Jackson Wharf) Ltd | 04077582 | 06/12/2000 | Dissolved |
| Mantle (Leyton) Ltd | 04136765 | 22/01/2001 | Dissolved |
| Mantle (Over) Ltd | 05895444 | 03/08/2006 | Dissolved |
| Mantle Projects Ltd | 03449752 | 17/11/1997 | Dissolved |
| OXFORD SPACE CENTRE LIMITED | 11200647 | 12/02/2018 | Dissolved |
| PALLIUM ESTATES LIMITED | 11185809 | 05/02/2018 | Bronze |
| SPACE CENTRE LONDON LIMITED | 11201755 | 13/02/2018 | Dissolved |
| THREMHALL PARK LIMITED | 05947775 | 27/09/2006 | Dissolved |
| Thremhall Properties Ltd | 04809792 | 24/06/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BRUNEL MANAGEMENT (CLACTON) LIMITED | 06735477 | 28/10/2008 | 26/10/2018 | Not Trading |