| Company | Role | Date / Documentation |
|---|---|---|
| Jsc Tbiltambako | Cevri | April 7, 2017 |
| Company | Share | Date / Documentation |
|---|---|---|
| Ltd T. T. | 50% (Former) 50% (Former) 50% (Former) 50% (Former) 50% (Former) 50% (Former) August 5, 2013 February 7, 2013 June 20, 2012 May 10, 2012 July 26, 2010 January 18, 2010 | |