| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| GREEN ASAP LTD. | 06253967 | 30/01/2009 | Dissolved |
| Portdale Properties Ltd | 04068311 | 18/09/2000 | Dissolved |
| THE JESSOPS RIVERSIDE MANAGEMENT COMPANY LIMITED | 04349750 | 26/09/2022 | Bronze |
| WILBOURN & CO LTD | 08371934 | 23/01/2013 | Amber |
| WILBOURN ASSOCIATES LIMITED | 03392663 | 26/06/1997 | Dissolved |
| Wilbourn Associates (London) Ltd. | 04926160 | 08/10/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BEST ENVIRONMENTAL PRACTICE LIMITED | 03299805 | 08/01/1998 | 05/02/2003 | Dissolved |
| FUTURE CLIMATE INFO LTD | 08318444 | 05/06/2014 | 16/04/2018 | Dissolved |
| PROPERTY RESEARCH TRUST | 04044051 | 24/04/2008 | 15/09/2016 | Amber |
| THE COMMERCIAL PROPERTY NETWORK LTD | 00787602 | 18/04/2007 | 31/12/2013 | Gold |