| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| First Hawkswick Assured Tenancies Ltd | 02313281 | 17/05/1991 | Dissolved |
| Second Hawkswick Assured Tenancies Limited | 02345350 | 09/02/1991 | Dissolved |
| Stemgrade Ltd | 03046071 | 18/05/1995 | Dissolved |
| The Old Bakery Hitchin Ltd | 03045834 | 12/04/1995 | Dissolved |
| Third Hawkswick Assured Tenancies Limited | 02425767 | 22/09/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Crescent Packaging Ltd | 02475571 | 28/02/1991 | 22/02/1999 | Dissolved |
| Cuthbert South Ltd | 02472860 | 21/02/1991 | 31/05/1995 | Dissolved |
| DAVID J. DOWNING LIMITED | 03654714 | 22/10/1998 | 27/11/1998 | Dissolved |
| DAVID M. REES & ASSOCIATES LIMITED | 01452267 | 15/12/1991 | 20/03/2019 | Gold |
| Dengate Ltd | 02758204 | 08/01/1993 | 22/10/1993 | Dissolved |
| FIELDHURST LIMITED | 02772115 | 28/01/1993 | 17/05/1993 | Dissolved |
| GREEN-LINE CONTRACTS LIMITED | 03920926 | 07/02/2000 | 29/02/2000 | Bronze |
| Gallery International Ltd | 02812123 | 10/06/1993 | 23/04/1994 | Dissolved |
| MARLBOROUGH DEVELOPMENTS LIMITED | 03198701 | 14/05/1996 | 01/08/1996 | Amber |
| MICHAEL MORRIS ASSOCIATES LIMITED | 02876768 | 02/12/1993 | 17/01/1994 | Dissolved |
| Marlborough Ventures Ltd | 03548491 | 11/05/1998 | 15/06/1998 | Dissolved |
| P & M Construction Consultants Limited | 02821459 | 30/06/1993 | 04/11/1993 | Dissolved |
| Pape Ltd | 02451420 | 12/12/1991 | 09/01/1997 | Dissolved |
| THE DUTCH GARDEN COMPANY LIMITED | 03566754 | 19/05/1998 | 07/08/1998 | Gold |
| WHITEROCK LIMITED | 02900944 | 15/02/1994 | 23/03/1994 | Silver |
| Wallis Decorations (St.Albans) Ltd | 03017473 | 02/02/1995 | 03/03/1995 | Dissolved |
| Yirrell,William,Ltd | 02617524 | 05/06/1991 | 05/07/1991 | Dissolved |