| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BFE (WILBURY WAY) LIMITED | 02637229 | 06/12/1991 | Dissolved |
| BURY FIELD ESTATES,LIMITED | 00293133 | 02/08/1991 | Dissolved |
| CARTERET INVESTMENTS LIMITED | 02916688 | 17/03/1994 | Dissolved |
| E H (BEDFORD) LIMITED | 00500632 | 02/08/1991 | Dissolved |
| E.P. INVESTMENTS LIMITED | 01729648 | 02/08/1991 | Dissolved |
| E.P.I. TRADING LIMITED | 02266029 | 21/08/1992 | Dissolved |
| EP (ANDOVER) LIMITED | 02637233 | 06/12/1991 | Dissolved |
| EP (HILLGATE) LIMITED | 02637235 | 06/12/1991 | Dissolved |
| ERECTA (HITCHIN) LIMITED | 00995893 | 02/08/1991 | Dissolved |
| ERECTA (HUNTING GATE) LIMITED | 02637236 | 06/12/1991 | Dissolved |
| HIE (HUNTING GATE) LIMITED | 02637231 | 06/12/1991 | Dissolved |
| HITCHIN INDUSTRIAL ESTATES LIMITED | 00619865 | 02/08/1991 | Dissolved |
| PRIME ESTATES (C I) LIMITED | 02632616 | 06/12/1991 | Dissolved |
| PRIME ESTATES (EAST ANGLIA) LIMITED | 04711823 | 23/10/2003 | Dissolved |
| PRIME ESTATES (HOUGHTON REGIS) LIMITED | 04044528 | 23/10/2003 | Dissolved |
| PRIME ESTATES (STEVENAGE) LIMITED | 04735121 | 23/10/2003 | Dissolved |
| WILBURY ESTATES LIMITED | 02632624 | 06/12/1991 | Dissolved |
| WILBURY INVESTMENTS LIMITED | 02632625 | 06/12/1991 | Dissolved |
| WILBURY SECURITIES LIMITED | 04374162 | 11/03/2002 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Cassiobury (Holdings) Ltd | 02639087 | 06/12/1991 | 06/09/1993 | Dissolved |
| HUNTING GATE GROUP LIMITED | 00620908 | 03/05/1992 | 01/04/2004 | Gold |
| Hunting Gate Anglia Ltd | 01336992 | 04/03/2003 | 01/04/2004 | Dissolved |
| PRIME ESTATES (NORTHUMBRIA) LIMITED | 02659460 | 06/12/1991 | 27/12/1991 | Dissolved |
| PRIME ESTATES LIMITED | 01823607 | 19/10/1991 | 01/10/2020 | Silver |
| PRIME ESTATES SERVICES LIMITED | 00502714 | 02/08/1992 | 01/10/2020 | Bronze |