| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 4 CHESTER ROAD MANAGEMENT LIMITED | 04700710 | 18/03/2003 | Not Trading |
| BURLINGTON INVESTMENTS LIMITED | 07802015 | 07/10/2011 | Not Trading |
| DEVONSHIRE (EDGWARE) LIMITED | 09375495 | 06/01/2015 | Dissolved |
| DEVONSHIRE (SOUTH WEST) LIMITED | 04993951 | 22/08/2005 | One Red Flag |
| DEVONSHIRE PROPERTY DEVELOPMENTS LIMITED | 06338217 | 08/06/2010 | One Red Flag |
| Devonshire (Borehamwood) Ltd | 04172708 | 05/03/2001 | Dissolved |
| Devonshire (Bushey) Ltd | 05253758 | 07/10/2004 | Dissolved |
| Devonshire (Byfleet) Ltd | 02936334 | 28/07/1994 | Dissolved |
| Devonshire (Dorking) Ltd | 05984275 | 31/10/2006 | Dissolved |
| Devonshire (Enfield) Ltd | 04070427 | 13/09/2000 | Dissolved |
| Devonshire (Hertford) Ltd | 03939041 | 03/03/2000 | Dissolved |
| Devonshire (Manor Way) Ltd | 04685351 | 04/03/2003 | Dissolved |
| Devonshire (Parr Road) Ltd | 05617459 | 04/12/2006 | Dissolved |
| Devonshire (Stanmore) Ltd | 04693912 | 12/03/2003 | Dissolved |
| Devonshire (Stanmore) Ltd | 05617418 | 09/11/2005 | Dissolved |
| Devonshire (Stortford) Ltd | 04263937 | 02/08/2001 | Dissolved |
| Devonshire (Watford) Ltd | 04575730 | 29/10/2002 | Dissolved |
| Devonshire (Westpoint) Ltd | 03163080 | 22/02/1996 | Dissolved |
| Devonshire Business Centres Ltd | 05019493 | 01/01/2006 | Dissolved |
| Gatfield Ltd | 02122245 | 17/06/1996 | Dissolved |
| Grangebrook Asset Management Limited | 02682003 | 04/10/1994 | Dissolved |
| HANOVER INVESTMENT CAPITAL LIMITED | 07802154 | 07/10/2011 | Not Trading |
| HEMPEL (HERTS) TWO LIMITED | 08725680 | 08/11/2013 | Silver |
| HEMPEL HOMES LIMITED | 08456939 | 22/03/2013 | Dissolved |
| KNIGHTS PARK BUSINESS CENTRE MANAGEMENT LIMITED | 05350472 | 30/09/2005 | Not Trading |
| SP (WELWYN) LIMITED | 06287553 | 29/02/2012 | Bronze |
| Wellington Asset Management Ltd | 03318858 | 14/02/1997 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CRANBORNE ROAD MANAGEMENT COMPANY LIMITED | 05227078 | 23/12/2004 | 22/06/2009 | Gold |
| Calbick Ltd | 00919961 | 01/05/1997 | 28/10/1998 | Dissolved |
| Chancefixed Ltd | 03379705 | 17/06/1997 | 04/12/1997 | Dissolved |
| Chancefixed Ltd | 03379705 | 17/06/1997 | 04/12/1997 | Dissolved |
| DEVONSHIRE PROPERTY DEVELOPMENTS LIMITED | 06338217 | 09/08/2007 | 10/08/2012 | One Red Flag |
| Devonshire (Norwood) Ltd | 03578320 | 14/07/1998 | 12/08/1998 | Dissolved |
| Gatfield Ltd | 02122245 | 27/03/1996 | 17/06/1996 | Dissolved |
| HEMPEL (STAINES) LIMITED | 09695838 | 21/07/2015 | 19/07/2016 | Bronze |
| HEMPEL DEVELOPMENTS LIMITED | 06257151 | 23/05/2007 | 01/12/2008 | One Red Flag |
| HEMPEL HOMES (BRACKNELL) LIMITED | 08576516 | 19/06/2013 | 21/04/2016 | Amber |
| HEMPEL INVESTMENTS LTD | 09311234 | 14/11/2014 | 22/10/2015 | One Red Flag |
| HEMPEL PROPERTY DEVELOPMENTS LIMITED | 02682779 | 27/03/1996 | 08/01/1997 | Silver |
| HEMPEL PROPERTY DEVELOPMENTS LIMITED | 02682779 | 08/01/1997 | 30/09/1997 | Silver |
| HEMPEL PROPERTY HOLDINGS LIMITED | 02626153 | 08/01/1997 | 01/07/1998 | Silver |
| HUBSPACE (UK) LIMITED | 06614629 | 09/06/2008 | 10/06/2019 | Bronze |
| MANOR WAY MANAGEMENT COMPANY (NO. 1) LIMITED | 05568297 | 20/09/2005 | 12/04/2006 | Not Trading |