| Name | Type | Sector | Country | Joined On |
|---|---|---|---|---|
| Gem Diamond Technical Services | Small or Medium-sized Enterprise | Mining | South Africa | 2022-05-17 |
| Sibanye-Stillwater | Company | Mining | South Africa | 2020-08-25 |
| Royal Bafokeng Platinum Limited | Company | Mining | South Africa | 2012-06-05 |
| AngloGold Ashanti Limited | Company | Mining | South Africa | 2004-08-04 |