Интер РАО ЕЭС
On March 17, 2009 the rights under 61,9% of voting shares were transferred to Inter RAO UES for 5 years with the right for extension for the same period. Starting from July 6, 2009 the powers of the sole executive body of OGK-1 were transferred to Inter RAO UES. In 2012, OGK-1 was merged into Inter RAO.