| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AMRF LIMITED | 04346477 | 14/03/2019 | Dissolved |
| ATLANTEC LIMITED | 02408423 | 14/03/2019 | Dissolved |
| ATLANTIC MICROWAVE LIMITED | 02412885 | 08/01/2019 | Dissolved |
| ETL BIDCO LIMITED | 12406106 | 23/01/2020 | One Red Flag |
| ETL DORMANT LIMITED | 01851824 | 11/06/2003 | Dissolved |
| ETL DORMANT LIMITED | 01851824 | 11/06/2003 | Dissolved |
| ETL PROPERTIES LTD | 04981422 | 22/12/2003 | Dissolved |
| ETL PROPERTIES LTD | 04981422 | 22/12/2003 | Dissolved |
| ETL SYSTEMS LIMITED | 04679225 | 29/04/2003 | Gold |
| Eg Porter (Cages) Ltd | 02488355 | 03/04/1992 | Dissolved |
| Eg Porter (Cages) Ltd | 02488355 | 03/04/1992 | Dissolved |
| MONTVERNIER LIMITED | 13519887 | 20/07/2021 | Amber |
| Metal-X.Com Ltd | 03937001 | 17/07/2000 | Dissolved |
| Oryx Controls Ltd | 03019002 | 08/02/1995 | Dissolved |
| Oryx Controls Ltd | 03019002 | 08/02/1995 | Dissolved |
| Oryx Holdings Ltd | 00374133 | 28/02/1992 | Dissolved |
| Oryx Holdings Ltd | 00374133 | 28/02/1992 | Dissolved |
| Oryx Ventures Ltd | 01635419 | 28/02/1992 | Dissolved |
| Oryx Ventures Ltd | 01635419 | 28/02/1992 | Dissolved |
| QUERCUS PRF LLP | OC346390 | 16/09/2009 | Silver |
| WHITE HERON BRANDS LIMITED | 10201066 | 10/06/2019 | One Red Flag |
| WHITTERN FARMS LIMITED(THE) | 00508453 | 20/09/1997 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BALANCE BARNS MANAGEMENT COMPANY LTD. | 06010747 | 27/11/2006 | 01/04/2009 | Gold |
| ETL MIDCO LIMITED | 12405400 | 23/01/2020 | 01/06/2024 | Bronze |
| ETL PARENTCO LIMITED | 12405834 | 23/01/2020 | 01/06/2024 | Amber |
| ETL SYSTEMS LIMITED | 04679225 | 29/04/2003 | 24/04/2014 | Gold |
| THE HEREFORD CATHEDRAL PERPETUAL TRUST | 03123592 | 24/05/2002 | 17/07/2009 | Gold |