| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BALFOUR COURT (HARPENDEN) MANAGEMENT COMPANY LIMITED | 02254299 | 06/05/2024 | Bronze |
| BOWERS WALK MANAGEMENT COMPANY LIMITED | 02710268 | 15/01/2024 | Amber |
| CORNELIA & GERARD COURT MANAGEMENT LIMITED | 02715510 | 01/07/2021 | Not Trading |
| CRAVELLS COURT HARPENDEN LIMITED | 00806610 | 01/04/2024 | Silver |
| DORCAS COURT FREEHOLD LIMITED | 12359250 | 05/05/2021 | Not Trading |
| HOLLY LODGE (HARPENDEN) MANAGEMENT COMPANY LIMITED | 14328499 | 16/02/2023 | Amber |
| LINDEN SQUARE RESIDENTS MANAGEMENT COMPANY LIMITED | 05199769 | 15/04/2022 | Amber |
| ROTHAMSTED COURT (HARPENDEN) LIMITED | 01973798 | 24/01/2024 | Gold |
| ST HELENA'S COURT MANAGEMENT COMPANY LIMITED | 05851488 | 09/04/2024 | Not Trading |
| ST PETER'S SQUARE MANAGEMENT LIMITED | 03777713 | 20/05/2020 | Gold |
| VIEWPREMIUM PROPERTY MANAGEMENT LIMITED | 03095638 | 16/06/2024 | Amber |
| WHITE HORSE MANAGEMENT COMPANY LIMITED(THE) | 01937548 | 01/09/2018 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ARENA (ST ALBANS ROAD) MANAGEMENT COMPANY LIMITED | 05605825 | 23/09/2017 | 20/05/2020 | Silver |
| MILLERS RISE MANAGEMENT COMPANY LIMITED | 02246747 | 01/04/2013 | 22/05/2023 | Amber |