LLC Group of Companies TNS-Energo agreed to acquired an additional 54.62% stake in OJSC Yaroslavskaya sbitovaya kompaniya on May 11, 2012. The deal was approved from Russian antitrust authority.

LLC Group of Companies TNS-Energo completed the acquisition of an additional 54.62% stake in OJSC Yaroslavskaya sbitovaya kompaniya on August 29, 2012. Pursuant to the transaction, TNS-Energo holds 84.52% stake in OJSC Yaroslavskaya sbitovaya kompaniya.