| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| PRYORS PROPERTIES LLP | OC335907 | 03/04/2009 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ACRE 1165 LIMITED | 08875835 | 04/02/2014 | 31/03/2014 | Dissolved |
| BHP GROUP (AUS) LIMITED | FC000011 | 29/06/2001 | 05/01/2003 | Gold |
| BHP GROUP (UK) LTD | 03196209 | 26/06/1997 | 05/01/2003 | Silver |
| FUTURECOAL LIMITED | 01947623 | 18/04/1992 | 16/03/1993 | Bronze |
| GEMFIELDS GROUP LIMITED | FC036289 | 31/05/2019 | 25/11/2019 | Silver |
| GEMFIELDS LIMITED | 05129023 | 28/07/2017 | 25/11/2019 | Bronze |
| GEMFIELDS SERVICES LIMITED | 11074950 | 21/11/2017 | 25/11/2019 | Bronze |
| Gencor Ltd | FC000262 | 01/03/1988 | 08/10/1998 | Dissolved |
| INTERNATIONAL ALUMINIUM INSTITUTE | 01052007 | 16/09/2004 | 01/12/2005 | Amber |
| LIBERTY INTERNATIONAL HOLDINGS LIMITED | 01503621 | 07/05/1992 | 20/06/1994 | Insolvent |
| PALLINGHURST ADVISORS LLP | OC315855 | 01/11/2005 | 23/03/2021 | Silver |
| PRYORS PROPERTIES LLP | OC335907 | 25/03/2008 | 28/04/2008 | Bronze |
| VEDANTA RESOURCES LIMITED | 04740415 | 14/11/2003 | 05/07/2004 | Bronze |