| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| City Radio Ltd | 04844821 | 24/07/2003 | Dissolved |
| Good News (Consultants) Ltd | 05397437 | 31/08/2005 | Dissolved |
| PARKSIDE CONSTRUCTION SERVICES LIMITED | 11935323 | 09/04/2019 | Amber |
| PARKSIDE LEISURE LIMITED | 00842819 | 31/12/1991 | Silver |
| THE BIG CAT FOUNDATION | 03162413 | 07/04/2003 | Not Trading |
| THE ZOOLOGICAL SOCIETY OF HERTFORDSHIRE LIMITED | 10350759 | 30/08/2016 | Not Trading |
| The Animal Air Ambulance Rescue Service Ltd | 03843607 | 24/05/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| HERTFORDSHIRE ZOO LIMITED | 13550848 | 05/08/2021 | 01/09/2021 | Not Trading |
| PARADISE WILDLIFE PARK LIMITED | 01549051 | 31/12/1990 | 31/12/2016 | Silver |
| THE BIG CAT SANCTUARY LIMITED | 04365977 | 11/02/2002 | 31/01/2020 | Bronze |
| ZSH CORPORATE TRUSTEE 1 LIMITED | 10412722 | 06/10/2016 | 31/12/2019 | Not Trading |
| ZSH CORPORATE TRUSTEE 2 LIMITED | 10412731 | 06/10/2016 | 31/12/2019 | Not Trading |