| Company | Share | Date / Documentation |
|---|---|---|
| Ltd Mikrokristali | 20% August 17, 2015 | |
| Ltd Sakartvelo-rusetis Korporaciis Ganvitarebis Centri | 50% July 24, 2023 | |
| Ltd Kartuli Bazalti 2017 | 10% January 30, 2017 | |
| Ltd Kartuli Kristali | 13% 13% February 27, 2017 January 9, 2017 | |