OREANDA-NEWS. August 23, 2007. This is to inform JSC OGK-5 shareholders willing to convert their shares within the frames of GDR placement at European stock markets of the contact phones of The Bank of New York Mellon deposit bank one may use to discuss all relevant issues personally or via brokers:

Receipt issue office: +1 212 815 2037

Receipt cancellation desk: +1 212 815 2231

For more information, see the website of "The Bank of New York Mellon”: http://www.adrbny.com/dr_profile.jsp?cusip=316733104&acct=1187736023664&nx=

This press release is not intended for publication or circulation in the United States, Canada, Australia and Japan. This press release is not an offer of securities or invitation to subscribe to or buy securities, depending on the circumstances, in any jurisdiction, where such offer or invitation is unlawful. This press-release is not an offer of JSC OGK-5 securities for sale in the United States. JSC OGK-5 securities may not be offered or sold into the United States absent registration under the US Securities Act of 1933 or an exemption therefrom. JSC "OGK-5" has not registered and does not intend to register any part of the offer in the United States or make any public offer of securities in the United States.

This press release is not an invitation nor is it intended to be an inducement to engage in investment activity for the purpose of the U.K. Financial Services and Markets Act 2000. To the extent that this press release does constitute an inducement to engage in any investment activity, it is directed only at (i) persons who are outside the United Kingdom or (ii) persons who have professional experience in matters relating to investments falling within Article 19(5) of the U.K. Financial Services and Markets Act 2000 (Financial Promotion) Order 2005 (the "Order") and (iii) high net worth entities, and other persons to whom it may lawfully be communicated, falling within Article 49(2) of the Order (all such persons together being referred to as "relevant persons"). Any investment activity to which this press release relates will only be available to and will only be engaged with, relevant persons. Any person who is not a relevant person should not act or rely on this pres-release or any of its contents.

Any public offer of securities, which can be deemed realised hereunder, in any member state of the European Economic Area, which applies Directive 2000/71/EC (this directive, together with any implementing measures in any member state, the "Prospectus Directive"), is directed only to those persons who are investment professionals (in accordance with Article 21(1)(e) of the Prospectus Directive) in such member state and such other persons as this document may be addressed on legal grounds, and no person that is not a relevant person in such member state may rely on this press-release or any of its contents.