| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 33 Hetley Road Ltd | 03109445 | 03/02/2005 | Dissolved |
| 33 Hetley Road Ltd | 03109445 | 22/10/2004 | Dissolved |
| HENCHAM LIMITED | 11642396 | 25/10/2018 | Dissolved |
| Newman Manning & Co. Ltd | 04344777 | 01/06/2004 | Dissolved |
| SDX ENERGY HOLDINGS (UK) LIMITED | 11788290 | 19/12/2023 | One Red Flag |
| SDX ENERGY INVESTMENTS (UK) LIMITED | 09900294 | 19/12/2023 | One Red Flag |
| SDX ENERGY MOROCCO (UK) LIMITED | 10536960 | 19/12/2023 | One Red Flag |
| SDX ENERGY PLC | 11894102 | 21/11/2023 | Amber |
| SEA DRAGON ENERGY (UK) LIMITED | 08542296 | 19/12/2023 | One Red Flag |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BLOCK ENERGY PLC | 05356303 | 16/09/2019 | 30/09/2022 | Silver |
| ESTMANCO (HOLLAND ROAD) LIMITED | 01505534 | 24/04/2006 | 18/11/2016 | Silver |
| ESTMANCO (HOLLAND ROAD) LIMITED | 01505534 | 04/12/2000 | 05/02/2013 | Silver |