Moscow, Russia – December 1, 2011 – Sistema JSFC (“Sistema”) (LSE: SSA), the largest diversified public financial corporation in Russia and the CIS, today announces that it has executed an agreement with MTS relating to the sale of a 100% stake in CJSC Sistema-Inventure to MTS and completed the sale under such agreement. The sale was conducted in accordance with the terms described in the indicative offer received from MTS and disclosed on September 6, 2011.

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Sistema is the largest diversified public financial corporation in Russia and the CIS, which invests in and is a major shareholder of companies serving over 100 million customers in the sectors of telecommunications, high technology, oil and energy, radars and aerospace, banking, retail, mass-media, tourism and healthcare services. Founded in 1993, the company reported revenues of US$ 9.0 billion for the second quarter of 2011, and total assets of US$ 46.6 billion as at June 30, 2011. Sistema’s global depository receipts are listed under the symbol “SSA” on the London Stock Exchange. Sistema’s ordinary shares are listed under the symbol “AFKS” on the RTS Stock Exchange, under the symbol “AFKC” on the MICEX Stock Exchange, and under the symbol “SIST” on the Moscow Stock Exchange (MSE). Sistema was ranked number 342 in the 2010 edition of the Fortune Global 500 list.

Some of the information in this press release may contain projections or other forward-looking statements regarding future events or the future financial performance of Sistema. You can identify forward looking statements by terms such as “expect,” “believe,” “anticipate,” “estimate,” “intend,” “will,” “could,” “may” or “might” the negative of such terms or other similar expressions. We wish to caution you that these statements are only predictions and that actual events or results may differ materially. We do not intend to update these statements to reflect events and circumstances occurring after the date hereof or to reflect the occurrence of unanticipated events. Many factors could cause the actual results to differ materially from those contained in our projections or forward-looking statements, including, among others, general economic conditions, our competitive environment, risks associated with operating in Russia, rapid technological and market change in our industries, as well as many other risks specifically related to Sistema and its operations.

This document does not constitute or form part of any offer or invitation to sell or issue, or any solicitation of any offer to purchase or subscribe for, any shares or other securities of Sistema JSFC and/or any of its subsidiaries and affiliated companies, nor shall any part of it nor the fact of its distribution form part of or be relied on in connection with any contract or investment decision relating thereto, nor does it constitute a recommendation regarding the shares or securities of JSFC Sistema and/or any of its subsidiaries and affiliated companies.