| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Aqua-Point Ltd | 02710847 | 29/04/1992 | Dissolved |
| GRIFFON LAND DEVELOPMENTS LTD | 00818937 | 30/12/1991 | Dissolved |
| Griffon (Chiswick) Limited | 02711928 | 05/05/1992 | Dissolved |
| Griffon Investments Ltd | 03092250 | 25/08/1995 | Dissolved |
| Griffon Property Management Limited | 01443122 | 30/12/1991 | Dissolved |
| Insituland Ltd | 02666327 | 27/11/1992 | Dissolved |
| Meritblend Ltd | 02617066 | 04/09/1991 | Dissolved |
| PROMENADE FILM PRODUCTIONS LIMITED | 01904215 | 22/11/2004 | Dissolved |
| Prima Professional Services Limited | 02607334 | 29/05/1991 | Dissolved |
| THE GRIFFON BROAD COMPANY LIMITED | 02307573 | 31/12/1991 | Dissolved |
| THE GRIFFON BROAD COMPANY LIMITED | 02307573 | 27/09/1993 | Dissolved |
| W.C. PETTY LIMITED | 01137181 | 30/12/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| GRIFFON (RESIDENTIAL) LIMITED | 02710848 | 29/04/1992 | 31/12/2023 | Silver |
| GRIFFON LAND & ESTATES LIMITED | 01109729 | 30/12/1991 | 31/12/2023 | Silver |
| GRIFFON LAND HOLDINGS LIMITED | 00837469 | 30/12/1991 | 31/12/2023 | Silver |
| GRIFFON LIMITED | 02621273 | 02/08/1991 | 31/12/2023 | Silver |
| SANDIFORD SON & BANNISTER LIMITED | 00450011 | 30/04/1997 | 31/12/2023 | Bronze |