According to a request of TGC-1 JSC RTS Stock Exchange will remove ordinary shares of Company from RTS list “B” to non-listed securities since April 30, 2011.

JSC “TGC-1” releases its audited consolidated Financial Statements for the period ended December 31, 2010 prepared in accordance with International Financial Reporting Standards (IFRS).

TGC-1 will publish its unaudited financial report under International Financial Reporting Standards (IFRS) for 2010 year on Tuesday, April 5, 2011 and hold a conference-call for investors and analysts to discuss Company’s performance for FY 2010.

TGC-1 releases its financial statement for 2010 according to Russian accounting standards.

St. Petersburg, March 1, 2011 — Pervomayskaya CHP starts operation according to the agreement signed on the submission of capacity. This is the pilot 180 MW CCGT unit 180MW passed pre-commissioning performance tests in October, 2010.

St. Petersburg, March 1, 2011 — Pervomayskaya CHP starts operation according to the agreement signed on the submission of capacity. This is the pilot 180 MW CCGT unit 180MW passed pre-commissioning performance tests in October, 2010.

Standard & Poor's Governance Services affirmed its Governance, Accountability, Management Metrics and Analysis (GAMMA) score of JSC TGC-1 at the level of GAMMA-5.

JSC “TGC-1” and JSC “ElectroCentroMontazh” announce the establishment of a special-purpose repairs and maintenance (R&M) joint venture (JV) LLC “TGC-1-Service”.

TGC-1 releases operational results for year ended December 31, 2010.

The Board of Directors of TGC-1, at its regular meeting, approved the dividend policy regulations of the Company, which defines the principles of distribution of Company’s profit.