| Company | Share | Date / Documentation |
|---|---|---|
| Ltd Energia | 70% (Former) 70% (Former) 70% (Former) 70% (Former) 70% (Former) 70% (Former) 70% (Former) 70% (Former) 70% (Former) 70% (Former) 70% (Former) 70% (Former) 70% (Former) February 1, 2018 October 15, 2015 January 21, 2015 January 21, 2015 November 24, 2014 May 15, 2014 May 13, 2014 October 17, 2013 October 3, 2013 August 17, 2012 July 25, 2012 March 7, 2011 September 8, 2010 | |
| Ltd Optsole Proprietora | 51% (Former) January 12, 2011 | |