| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Atlantic Control Systems Ltd | 03244235 | 30/08/1996 | Dissolved |
| BERKELEY ENVIRONMENTAL SERVICES LIMITED | 02940890 | 26/09/1996 | Dissolved |
| BERKELEY ENVIRONMENTAL SYSTEMS (MIDLANDS) LIMITED | 03611616 | 07/08/1998 | Dissolved |
| Berkeley Environmental Systems (Special Projects) Ltd | 03567954 | 20/05/1998 | Dissolved |
| Berkeley Maintenance Services Ltd | 03264233 | 16/10/1996 | Dissolved |
| CAE REALISATIONS (2014) LIMITED | 03723446 | 01/03/1999 | Dissolved |
| CRITICAL AIRFLOW CONTROLS LIMITED | 04839133 | 21/07/2003 | Dissolved |
| Energy & Maintenance Management (Uk) Ltd | 03143766 | 22/11/1996 | Dissolved |
| PALCON SERVICES LIMITED | 04817763 | 02/07/2003 | Dissolved |
| THE BERKELEY CONTROLS GROUP LIMITED | 03661327 | 04/11/1998 | Dissolved |
| THE BRUNEL BUSINESS PARK MANAGEMENT COMPANY LIMITED | 05238654 | 02/05/2007 | Silver |
| Terotechnology Management Ltd | 02399671 | 30/06/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Berkeley Environmental Systems Plc | 01426797 | 28/03/1992 | 31/12/1996 | Dissolved |
| FRAMEWOOD MANOR MANAGEMENT COMPANY LIMITED | 02209261 | 26/04/2008 | 06/10/2020 | Gold |