| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Boon Building & Construction Co Ltd | 01533159 | 15/08/1991 | Dissolved |
| Boon Homes Limited | 02624012 | 26/06/1991 | Dissolved |
| Clearahead Limited | 02561683 | 23/11/1991 | Dissolved |
| HEATHLODGE LIMITED | 07427948 | 16/08/2011 | Dissolved |
| KELLAND PROPERTIES LIMITED | 04281085 | 04/09/2001 | Gold |
| KELLAND PROPERTIES WOTHORPE LTD | 13143037 | 19/01/2021 | Dissolved |
| NEWARK TRADE PARK MANAGEMENT COMPANY LIMITED | 05141784 | 01/06/2004 | Not Trading |
| SIMON BOON HOMES (RYHALL) LTD | 14936449 | 14/06/2023 | Bronze |
| SIMON BOON HOMES LIMITED | 07188497 | 12/03/2010 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ABILITY CONSTRUCTION SERVICES LIMITED | 04438945 | 15/05/2002 | 01/07/2011 | Dissolved |
| ELTON HOMES LIMITED | 03842909 | 17/09/1999 | 02/02/2023 | Silver |
| THE ORCHARD (LEWES GARDENS) MANAGEMENT COMPANY LIMITED | 02982459 | 04/11/1994 | 25/08/1995 | Not Trading |
| THE ORCHARD (LEWES GARDENS) MANAGEMENT COMPANY LIMITED | 02982459 | 04/11/1994 | 25/08/1995 | Not Trading |